MDEV-13132 Information Schema does not show whether column default is expression or literal

Fix INFORMATION_SCHEMA.COLUMNS.COLUMN_DEFAULT to be standard-compliant, but keep SHOW COLUMNS backward-compatibly unchanged.

MDEV-13132 Information Schema does not show whether column default is expression or literal
Fix INFORMATION_SCHEMA.COLUMNS.COLUMN_DEFAULT to be standard-compliant, but keep SHOW COLUMNS backward-compatibly unchanged.
291411c9 · Sergei Golubchik · 0559f129 · 291411c9 · 291411c9 · 291411c9
Commit 291411c9 authored Jun 29, 2017 by Sergei Golubchik
18 changed files
--- a/mysql-test/r/client_xml.result
+++ b/mysql-test/r/client_xml.result
@@ -3,7 +3,7 @@ set @@global.concurrent_insert= 0;
 drop table if exists t1;
 create table t1 (
 `a&b` int,
-`a<b` int,
+`a<b` int NOT NULL,
 `a>b` text
 );
 insert into t1 values (1, 2, 'a&b a<b a>b');
@@ -21,9 +21,9 @@ insert into t1 values (1, 2, 'a&b a<b a>b');
 <mysqldump xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 <database name="test">
 	<table_structure name="t1">
-		<field Field="a&amp;b" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
-		<field Field="a&lt;b" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
-		<field Field="a&gt;b" Type="text" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="a&amp;b" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
+		<field Field="a&lt;b" Type="int(11)" Null="NO" Key="" Extra="" Comment="" />
+		<field Field="a&gt;b" Type="text" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 	</table_structure>
 	<table_data name="t1">
 	<row>

--- a/mysql-test/r/information_schema.result
+++ b/mysql-test/r/information_schema.result
@@ -1344,13 +1344,13 @@ DROP TABLE IF EXISTS bug23037;
 DROP FUNCTION IF EXISTS get_value;
 SELECT COLUMN_NAME, MD5(COLUMN_DEFAULT), LENGTH(COLUMN_DEFAULT) FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='bug23037';
 COLUMN_NAME	MD5(COLUMN_DEFAULT)	LENGTH(COLUMN_DEFAULT)
-fld1	7cf7a6782be951a1f2464a350da926a5	65532
+fld1	85ea6a55b8f0058e640b3de141a3a9d9	65534
 SELECT MD5(get_value());
 MD5(get_value())
-7cf7a6782be951a1f2464a350da926a5
+76176d2daa20c582375b8dcfc18033cd
 SELECT COLUMN_NAME, MD5(COLUMN_DEFAULT), LENGTH(COLUMN_DEFAULT), COLUMN_DEFAULT=get_value() FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='bug23037';
 COLUMN_NAME	MD5(COLUMN_DEFAULT)	LENGTH(COLUMN_DEFAULT)	COLUMN_DEFAULT=get_value()
-fld1	7cf7a6782be951a1f2464a350da926a5	65532	1
+fld1	85ea6a55b8f0058e640b3de141a3a9d9	65534	0
 DROP TABLE bug23037;
 DROP FUNCTION get_value;
 set @tmp_optimizer_switch=@@optimizer_switch;
@@ -1437,12 +1437,12 @@ select column_default from information_schema.columns where table_name= 't1';
 column_default
 NULL
 NULL
-
+''
 NULL
 NULL
 10
 NULL
-2006-01-01 00:00:00
+'2006-01-01 00:00:00'
 show columns from t1;
 Field	Type	Null	Key	Default	Extra
 f1	varchar(50)	YES		NULL	

--- a/mysql-test/r/information_schema_parameters.result
+++ b/mysql-test/r/information_schema_parameters.result
@@ -29,7 +29,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	PARAMETERS
 COLUMN_NAME	SPECIFIC_CATALOG
 ORDINAL_POSITION	1
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	512
@@ -51,7 +51,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	PARAMETERS
 COLUMN_NAME	SPECIFIC_SCHEMA
 ORDINAL_POSITION	2
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	64
@@ -73,7 +73,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	PARAMETERS
 COLUMN_NAME	SPECIFIC_NAME
 ORDINAL_POSITION	3
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	64
@@ -161,7 +161,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	PARAMETERS
 COLUMN_NAME	DATA_TYPE
 ORDINAL_POSITION	7
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	64
@@ -337,7 +337,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	PARAMETERS
 COLUMN_NAME	DTD_IDENTIFIER
 ORDINAL_POSITION	15
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	longtext
 CHARACTER_MAXIMUM_LENGTH	4294967295
@@ -359,7 +359,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	PARAMETERS
 COLUMN_NAME	ROUTINE_TYPE
 ORDINAL_POSITION	16
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	9

--- a/mysql-test/r/information_schema_routines.result
+++ b/mysql-test/r/information_schema_routines.result
@@ -46,7 +46,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	SPECIFIC_NAME
 ORDINAL_POSITION	1
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	64
@@ -68,7 +68,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	ROUTINE_CATALOG
 ORDINAL_POSITION	2
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	512
@@ -90,7 +90,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	ROUTINE_SCHEMA
 ORDINAL_POSITION	3
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	64
@@ -112,7 +112,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	ROUTINE_NAME
 ORDINAL_POSITION	4
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	64
@@ -134,7 +134,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	ROUTINE_TYPE
 ORDINAL_POSITION	5
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	9
@@ -156,7 +156,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	DATA_TYPE
 ORDINAL_POSITION	6
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	64
@@ -354,7 +354,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	ROUTINE_BODY
 ORDINAL_POSITION	15
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	8
@@ -442,7 +442,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	PARAMETER_STYLE
 ORDINAL_POSITION	19
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	8
@@ -464,7 +464,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	IS_DETERMINISTIC
 ORDINAL_POSITION	20
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	3
@@ -486,7 +486,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	SQL_DATA_ACCESS
 ORDINAL_POSITION	21
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	64
@@ -530,7 +530,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	SECURITY_TYPE
 ORDINAL_POSITION	23
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	7
@@ -552,7 +552,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	CREATED
 ORDINAL_POSITION	24
-COLUMN_DEFAULT	0000-00-00 00:00:00
+COLUMN_DEFAULT	'0000-00-00 00:00:00'
 IS_NULLABLE	NO
 DATA_TYPE	datetime
 CHARACTER_MAXIMUM_LENGTH	NULL
@@ -574,7 +574,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	LAST_ALTERED
 ORDINAL_POSITION	25
-COLUMN_DEFAULT	0000-00-00 00:00:00
+COLUMN_DEFAULT	'0000-00-00 00:00:00'
 IS_NULLABLE	NO
 DATA_TYPE	datetime
 CHARACTER_MAXIMUM_LENGTH	NULL
@@ -596,7 +596,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	SQL_MODE
 ORDINAL_POSITION	26
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	8192
@@ -618,7 +618,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	ROUTINE_COMMENT
 ORDINAL_POSITION	27
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	longtext
 CHARACTER_MAXIMUM_LENGTH	4294967295
@@ -640,7 +640,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	DEFINER
 ORDINAL_POSITION	28
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	189
@@ -662,7 +662,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	CHARACTER_SET_CLIENT
 ORDINAL_POSITION	29
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	32
@@ -684,7 +684,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	COLLATION_CONNECTION
 ORDINAL_POSITION	30
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	32
@@ -706,7 +706,7 @@ TABLE_SCHEMA	information_schema
 TABLE_NAME	ROUTINES
 COLUMN_NAME	DATABASE_COLLATION
 ORDINAL_POSITION	31
-COLUMN_DEFAULT	
+COLUMN_DEFAULT	''
 IS_NULLABLE	NO
 DATA_TYPE	varchar
 CHARACTER_MAXIMUM_LENGTH	32

--- a/mysql-test/r/join.result
+++ b/mysql-test/r/join.result
@@ -757,8 +757,8 @@ statistics.TABLE_NAME, statistics.COLUMN_NAME, statistics.TABLE_CATALOG, statist
 columns.TABLE_CATALOG, columns.TABLE_SCHEMA, columns.COLUMN_DEFAULT, columns.IS_NULLABLE, columns.DATA_TYPE, columns.CHARACTER_MAXIMUM_LENGTH, columns.CHARACTER_OCTET_LENGTH, columns.NUMERIC_PRECISION, columns.NUMERIC_SCALE, columns.CHARACTER_SET_NAME, columns.COLLATION_NAME, columns.COLUMN_TYPE, columns.COLUMN_KEY, columns.EXTRA, columns.COLUMN_COMMENT
 from information_schema.statistics join information_schema.columns using(table_name,column_name) where table_name='user';
 TABLE_NAME	COLUMN_NAME	TABLE_CATALOG	TABLE_SCHEMA	NON_UNIQUE	INDEX_SCHEMA	INDEX_NAME	SEQ_IN_INDEX	COLLATION	SUB_PART	PACKED	NULLABLE	INDEX_TYPE	COMMENT	TABLE_CATALOG	TABLE_SCHEMA	COLUMN_DEFAULT	IS_NULLABLE	DATA_TYPE	CHARACTER_MAXIMUM_LENGTH	CHARACTER_OCTET_LENGTH	NUMERIC_PRECISION	NUMERIC_SCALE	CHARACTER_SET_NAME	COLLATION_NAME	COLUMN_TYPE	COLUMN_KEY	EXTRA	COLUMN_COMMENT
-user	Host	def	mysql	0	mysql	PRIMARY	1	A	NULL	NULL		BTREE		def	mysql		NO	char	60	180	NULL	NULL	utf8	utf8_bin	char(60)	PRI		
-user	User	def	mysql	0	mysql	PRIMARY	2	A	NULL	NULL		BTREE		def	mysql		NO	char	80	240	NULL	NULL	utf8	utf8_bin	char(80)	PRI		
+user	Host	def	mysql	0	mysql	PRIMARY	1	A	NULL	NULL		BTREE		def	mysql	''	NO	char	60	180	NULL	NULL	utf8	utf8_bin	char(60)	PRI		
+user	User	def	mysql	0	mysql	PRIMARY	2	A	NULL	NULL		BTREE		def	mysql	''	NO	char	80	240	NULL	NULL	utf8	utf8_bin	char(80)	PRI		
 Warnings:
 Warning	1286	Unknown storage engine 'InnoDB'
 Warning	1286	Unknown storage engine 'InnoDB'

--- a/mysql-test/r/mysqldump.result
+++ b/mysql-test/r/mysqldump.result
@@ -15,7 +15,7 @@ INSERT INTO t1 VALUES (1), (2);
 <mysqldump xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 <database name="test">
 	<table_structure name="t1">
-		<field Field="a" Type="int(11)" Null="YES" Key="MUL" Extra="" Comment="" />
+		<field Field="a" Type="int(11)" Null="YES" Key="MUL" Default="NULL" Extra="" Comment="" />
 		<key Table="t1" Non_unique="1" Key_name="a" Seq_in_index="1" Column_name="a" Collation="A" Null="YES" Index_type="BTREE" Comment="" Index_comment="" />
 	</table_structure>
 	<table_data name="t1">
@@ -151,9 +151,9 @@ INSERT INTO t1 VALUES (1, "test", "tes"), (2, "TEST", "TES");
 <mysqldump xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 <database name="test">
 	<table_structure name="t1">
-		<field Field="a" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
-		<field Field="b" Type="text" Null="YES" Key="" Extra="" Comment="" />
-		<field Field="c" Type="varchar(3)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="a" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
+		<field Field="b" Type="text" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
+		<field Field="c" Type="varchar(3)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 	</table_structure>
 	<table_data name="t1">
 	<row>
@@ -179,7 +179,7 @@ INSERT INTO t1 VALUES ("1\""), ("\"2");
 <mysqldump xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 <database name="test">
 	<table_structure name="t1">
-		<field Field="a&quot;b&quot;" Type="char(2)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="a&quot;b&quot;" Type="char(2)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 	</table_structure>
 	<table_data name="t1">
 	<row>
@@ -1613,10 +1613,10 @@ CREATE TABLE `t2` (
 <mysqldump xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 <database name="mysqldump_test_db">
 	<table_structure name="t1">
-		<field Field="a" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="a" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 	</table_structure>
 	<table_structure name="t2">
-		<field Field="a" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="a" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 	</table_structure>
 </database>
 </mysqldump>
@@ -1624,10 +1624,10 @@ CREATE TABLE `t2` (
 <mysqldump xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 <database name="mysqldump_test_db">
 	<table_structure name="t1">
-		<field Field="a" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="a" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 	</table_structure>
 	<table_structure name="t2">
-		<field Field="a" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="a" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 	</table_structure>
 </database>
 </mysqldump>
@@ -3739,8 +3739,8 @@ INSERT INTO t1 VALUES(1,0xff00fef0);
 <mysqldump xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 <database name="test">
 	<table_structure name="t1">
-		<field Field="f1" Type="int(10)" Null="YES" Key="" Extra="" Comment="" />
-		<field Field="data" Type="mediumblob" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="f1" Type="int(10)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
+		<field Field="data" Type="mediumblob" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 	</table_structure>
 	<table_data name="t1">
 	<row>
@@ -4681,7 +4681,7 @@ CREATE TABLE `comment_table` (i INT COMMENT 'FIELD COMMENT') COMMENT = 'TABLE CO
 <mysqldump xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 <database name="test">
 	<table_structure name="comment_table">
-		<field Field="i" Type="int(11)" Null="YES" Key="" Extra="" Comment="FIELD COMMENT" />
+		<field Field="i" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="FIELD COMMENT" />
 	</table_structure>
 	<table_data name="comment_table">
 	</table_data>
@@ -4778,8 +4778,8 @@ CREATE VIEW v2 AS SELECT * FROM t2;
 <mysqldump xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 <database name="BUG52792">
 	<table_structure name="t1">
-		<field Field="c1" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
-		<field Field="c2" Type="varchar(20)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="c1" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
+		<field Field="c2" Type="varchar(20)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 		<options Name="t1" Engine="MyISAM" Version="10" Row_format="Dynamic" Rows="3" Avg_row_length="20" Data_length="60" Max_data_length="281474976710655" Index_length="1024" Data_free="0" Create_time="--TIME--" Update_time="--TIME--" Collation="latin1_swedish_ci" Create_options="" Comment="" />
 	</table_structure>
 	<table_data name="t1">
@@ -4797,7 +4797,7 @@ CREATE VIEW v2 AS SELECT * FROM t2;
 	</row>
 	</table_data>
 	<table_structure name="t2">
-		<field Field="c1" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="c1" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 		<options Name="t2" Engine="MyISAM" Version="10" Row_format="Fixed" Rows="3" Avg_row_length="7" Data_length="21" Max_data_length="1970324836974591" Index_length="1024" Data_free="0" Create_time="--TIME--" Update_time="--TIME--" Collation="latin1_swedish_ci" Create_options="" Comment="" />
 	</table_structure>
 	<table_data name="t2">
@@ -4833,12 +4833,12 @@ END
 		</trigger>
 	</triggers>
 	<table_structure name="v1">
-		<field Field="c1" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
-		<field Field="c2" Type="varchar(20)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="c1" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
+		<field Field="c2" Type="varchar(20)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 		<options Name="v1" Comment="VIEW" />
 	</table_structure>
 	<table_structure name="v2">
-		<field Field="c1" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="c1" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 		<options Name="v2" Comment="VIEW" />
 	</table_structure>
 	<events>
@@ -4901,8 +4901,8 @@ END

 -->
 	<table_structure name="t1">
-		<field Field="c1" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
-		<field Field="c2" Type="varchar(20)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="c1" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
+		<field Field="c2" Type="varchar(20)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 		<options Name="t1" Engine="MyISAM" Version="10" Row_format="Dynamic" Rows="3" Avg_row_length="20" Data_length="60" Max_data_length="281474976710655" Index_length="1024" Data_free="0" Create_time="--TIME--" Update_time="--TIME--" Collation="latin1_swedish_ci" Create_options="" Comment="" />
 	</table_structure>
 <!-- 
@@ -4931,7 +4931,7 @@ END

 -->
 	<table_structure name="t2">
-		<field Field="c1" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="c1" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 		<options Name="t2" Engine="MyISAM" Version="10" Row_format="Fixed" Rows="3" Avg_row_length="7" Data_length="21" Max_data_length="1970324836974591" Index_length="1024" Data_free="0" Create_time="--TIME--" Update_time="--TIME--" Collation="latin1_swedish_ci" Create_options="" Comment="" />
 	</table_structure>
 <!-- 
@@ -4978,8 +4978,8 @@ END

 -->
 	<table_structure name="v1">
-		<field Field="c1" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
-		<field Field="c2" Type="varchar(20)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="c1" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
+		<field Field="c2" Type="varchar(20)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 		<options Name="v1" Comment="VIEW" />
 	</table_structure>
 <!-- 
@@ -4989,7 +4989,7 @@ END

 -->
 	<table_structure name="v2">
-		<field Field="c1" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="c1" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 		<options Name="v2" Comment="VIEW" />
 	</table_structure>
 <!-- 
@@ -5059,8 +5059,8 @@ connection conn_1;
 <mysqldump xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 <database name="BUG52792">
 	<table_structure name="t1">
-		<field Field="c1" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
-		<field Field="c2" Type="varchar(20)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="c1" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
+		<field Field="c2" Type="varchar(20)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 		<options Name="t1" Engine="MyISAM" Version="10" Row_format="Dynamic" Rows="3" Avg_row_length="20" Data_length="60" Max_data_length="281474976710655" Index_length="1024" Data_free="0" Create_time="--TIME--" Update_time="--TIME--" Collation="latin1_swedish_ci" Create_options="" Comment="" />
 	</table_structure>
 	<table_data name="t1">
@@ -5078,7 +5078,7 @@ connection conn_1;
 	</row>
 	</table_data>
 	<table_structure name="t2">
-		<field Field="c1" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="c1" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 		<options Name="t2" Engine="MyISAM" Version="10" Row_format="Fixed" Rows="3" Avg_row_length="7" Data_length="21" Max_data_length="1970324836974591" Index_length="1024" Data_free="0" Create_time="--TIME--" Update_time="--TIME--" Collation="latin1_swedish_ci" Create_options="" Comment="" />
 	</table_structure>
 	<table_data name="t2">
@@ -5114,12 +5114,12 @@ END
 		</trigger>
 	</triggers>
 	<table_structure name="v1">
-		<field Field="c1" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
-		<field Field="c2" Type="varchar(20)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="c1" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
+		<field Field="c2" Type="varchar(20)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 		<options Name="v1" Comment="VIEW" />
 	</table_structure>
 	<table_structure name="v2">
-		<field Field="c1" Type="int(11)" Null="YES" Key="" Extra="" Comment="" />
+		<field Field="c1" Type="int(11)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
 		<options Name="v2" Comment="VIEW" />
 	</table_structure>
 	<events>

--- a/mysql-test/suite/funcs_1/r/is_columns.result
+++ b/mysql-test/suite/funcs_1/r/is_columns.result
@@ -296,7 +296,7 @@ SELECT table_name, column_name, column_default
 FROM information_schema.columns
 WHERE table_name = 't1_my_tablex';
 table_name	column_name	column_default
-t1_my_tablex	first_col	hello
+t1_my_tablex	first_col	'hello'
 SELECT table_name, column_name, is_nullable
 FROM information_schema.columns
 WHERE table_name = 't1_my_tablex';

--- a/mysql-test/suite/funcs_1/r/is_columns_innodb.result
+++ b/mysql-test/suite/funcs_1/r/is_columns_innodb.result
@@ -472,15 +472,15 @@ def	test	tb1	f7	7	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	latin1
 def	test	tb1	f8	8	NULL	YES	tinyblob	255	255	NULL	NULL	NULL	NULL	NULL	tinyblob			select,insert,update,references		NEVER	NULL
 def	test	tb1	f9	9	NULL	YES	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob			select,insert,update,references		NEVER	NULL
 def	test	tb2	f100	42	00000000000000000008.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsigned zerofill			select,insert,update,references		NEVER	NULL
-def	test	tb2	f101	43	2000-01-01	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
-def	test	tb2	f102	44	00:00:20	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time			select,insert,update,references		NEVER	NULL
-def	test	tb2	f103	45	0002-02-02 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
-def	test	tb2	f104	46	2000-12-31 23:59:59	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	test	tb2	f101	43	'2000-01-01'	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
+def	test	tb2	f102	44	'00:00:20'	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time			select,insert,update,references		NEVER	NULL
+def	test	tb2	f103	45	'0002-02-02 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
+def	test	tb2	f104	46	'2000-12-31 23:59:59'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
 def	test	tb2	f105	47	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
 def	test	tb2	f106	48	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
 def	test	tb2	f107	49	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
-def	test	tb2	f108	50	1enum	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')			select,insert,update,references		NEVER	NULL
-def	test	tb2	f109	51	1set	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')			select,insert,update,references		NEVER	NULL
+def	test	tb2	f108	50	'1enum'	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')			select,insert,update,references		NEVER	NULL
+def	test	tb2	f109	51	'1set'	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')			select,insert,update,references		NEVER	NULL
 def	test	tb2	f59	1	NULL	YES	decimal	NULL	NULL	10	0	NULL	NULL	NULL	decimal(10,0) unsigned			select,insert,update,references		NEVER	NULL
 def	test	tb2	f60	2	NULL	YES	decimal	NULL	NULL	64	0	NULL	NULL	NULL	decimal(64,0) unsigned			select,insert,update,references		NEVER	NULL
 def	test	tb2	f61	3	NULL	YES	decimal	NULL	NULL	10	0	NULL	NULL	NULL	decimal(10,0) unsigned zerofill			select,insert,update,references		NEVER	NULL
@@ -522,9 +522,9 @@ def	test	tb2	f96	38	8.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsign
 def	test	tb2	f97	39	0000000008.8	NO	float	NULL	NULL	12	NULL	NULL	NULL	NULL	float unsigned zerofill			select,insert,update,references		NEVER	NULL
 def	test	tb2	f98	40	00000000000000000008.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsigned zerofill			select,insert,update,references		NEVER	NULL
 def	test	tb2	f99	41	0000000008.8	NO	float	NULL	NULL	12	NULL	NULL	NULL	NULL	float unsigned zerofill			select,insert,update,references		NEVER	NULL
-def	test	tb3	f118	1	a	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)			select,insert,update,references		NEVER	NULL
-def	test	tb3	f119	2		NO	char	1	1	NULL	NULL	NULL	latin1	latin1_bin	char(1)			select,insert,update,references		NEVER	NULL
-def	test	tb3	f120	3		NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)			select,insert,update,references		NEVER	NULL
+def	test	tb3	f118	1	'a'	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)			select,insert,update,references		NEVER	NULL
+def	test	tb3	f119	2	''	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_bin	char(1)			select,insert,update,references		NEVER	NULL
+def	test	tb3	f120	3	''	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)			select,insert,update,references		NEVER	NULL
 def	test	tb3	f121	4	NULL	YES	tinytext	255	255	NULL	NULL	NULL	latin1	latin1_swedish_ci	tinytext			select,insert,update,references		NEVER	NULL
 def	test	tb3	f122	5	NULL	YES	text	65535	65535	NULL	NULL	NULL	latin1	latin1_swedish_ci	text			select,insert,update,references		NEVER	NULL
 def	test	tb3	f123	6	NULL	YES	mediumtext	16777215	16777215	NULL	NULL	NULL	latin1	latin1_swedish_ci	mediumtext			select,insert,update,references		NEVER	NULL
@@ -533,7 +533,7 @@ def	test	tb3	f125	8	NULL	YES	tinyblob	255	255	NULL	NULL	NULL	NULL	NULL	tinyblob
 def	test	tb3	f126	9	NULL	YES	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob			select,insert,update,references		NEVER	NULL
 def	test	tb3	f127	10	NULL	YES	mediumblob	16777215	16777215	NULL	NULL	NULL	NULL	NULL	mediumblob			select,insert,update,references		NEVER	NULL
 def	test	tb3	f128	11	NULL	YES	longblob	4294967295	4294967295	NULL	NULL	NULL	NULL	NULL	longblob			select,insert,update,references		NEVER	NULL
-def	test	tb3	f129	12		NO	binary	1	1	NULL	NULL	NULL	NULL	NULL	binary(1)			select,insert,update,references		NEVER	NULL
+def	test	tb3	f129	12	''	NO	binary	1	1	NULL	NULL	NULL	NULL	NULL	binary(1)			select,insert,update,references		NEVER	NULL
 def	test	tb3	f130	13	99	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(4)			select,insert,update,references		NEVER	NULL
 def	test	tb3	f131	14	99	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(3) unsigned			select,insert,update,references		NEVER	NULL
 def	test	tb3	f132	15	099	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(3) unsigned zerofill			select,insert,update,references		NEVER	NULL
@@ -639,15 +639,15 @@ def	test	tb4	f239	56	NULL	YES	varchar	20000	20000	NULL	NULL	NULL	latin1	latin1_b
 def	test	tb4	f240	57	NULL	YES	varchar	2000	2000	NULL	NULL	NULL	latin1	latin1_swedish_ci	varchar(2000)			select,insert,update,references		NEVER	NULL
 def	test	tb4	f241	58	NULL	YES	char	100	100	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(100)			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f100	42	00000000000000000008.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsigned zerofill			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f101	43	2000-01-01	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f102	44	00:00:20	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f103	45	0002-02-02 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f104	46	2000-12-31 23:59:59	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f101	43	'2000-01-01'	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f102	44	'00:00:20'	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f103	45	'0002-02-02 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f104	46	'2000-12-31 23:59:59'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f105	47	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f106	48	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f107	49	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f108	50	1enum	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f109	51	1set	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f108	50	'1enum'	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f109	51	'1set'	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f59	1	NULL	YES	decimal	NULL	NULL	10	0	NULL	NULL	NULL	decimal(10,0) unsigned			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f60	2	NULL	YES	decimal	NULL	NULL	64	0	NULL	NULL	NULL	decimal(64,0) unsigned			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f61	3	NULL	YES	decimal	NULL	NULL	10	0	NULL	NULL	NULL	decimal(10,0) unsigned zerofill			select,insert,update,references		NEVER	NULL

--- a/mysql-test/suite/funcs_1/r/is_columns_is.result
+++ b/mysql-test/suite/funcs_1/r/is_columns_is.result
@@ -3,33 +3,33 @@ WHERE table_schema = 'information_schema'
 AND table_name <> 'profiling' AND table_name not like 'innodb_%'
 ORDER BY table_schema, table_name, column_name;
 TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	COLUMN_NAME	ORDINAL_POSITION	COLUMN_DEFAULT	IS_NULLABLE	DATA_TYPE	CHARACTER_MAXIMUM_LENGTH	CHARACTER_OCTET_LENGTH	NUMERIC_PRECISION	NUMERIC_SCALE	DATETIME_PRECISION	CHARACTER_SET_NAME	COLLATION_NAME	COLUMN_TYPE	COLUMN_KEY	EXTRA	PRIVILEGES	COLUMN_COMMENT	IS_GENERATED	GENERATION_EXPRESSION
-def	information_schema	ALL_PLUGINS	LOAD_OPTION	11		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	ALL_PLUGINS	LOAD_OPTION	11	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	ALL_PLUGINS	PLUGIN_AUTHOR	8	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	ALL_PLUGINS	PLUGIN_AUTH_VERSION	13	NULL	YES	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
 def	information_schema	ALL_PLUGINS	PLUGIN_DESCRIPTION	9	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
 def	information_schema	ALL_PLUGINS	PLUGIN_LIBRARY	6	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	ALL_PLUGINS	PLUGIN_LIBRARY_VERSION	7	NULL	YES	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_LICENSE	10		NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_MATURITY	12		NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)			select		NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_STATUS	3		NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)			select		NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_TYPE	4		NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_TYPE_VERSION	5		NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_VERSION	2		NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
-def	information_schema	APPLICABLE_ROLES	GRANTEE	1		NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)			select		NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_LICENSE	10	''	NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_MATURITY	12	''	NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)			select		NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_STATUS	3	''	NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)			select		NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_TYPE	4	''	NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_TYPE_VERSION	5	''	NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_VERSION	2	''	NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
+def	information_schema	APPLICABLE_ROLES	GRANTEE	1	''	NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)			select		NEVER	NULL
 def	information_schema	APPLICABLE_ROLES	IS_DEFAULT	4	NULL	YES	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
-def	information_schema	APPLICABLE_ROLES	IS_GRANTABLE	3		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
-def	information_schema	APPLICABLE_ROLES	ROLE_NAME	2		NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)			select		NEVER	NULL
-def	information_schema	CHARACTER_SETS	CHARACTER_SET_NAME	1		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	CHARACTER_SETS	DEFAULT_COLLATE_NAME	2		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	CHARACTER_SETS	DESCRIPTION	3		NO	varchar	60	180	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(60)			select		NEVER	NULL
+def	information_schema	APPLICABLE_ROLES	IS_GRANTABLE	3	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	APPLICABLE_ROLES	ROLE_NAME	2	''	NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)			select		NEVER	NULL
+def	information_schema	CHARACTER_SETS	CHARACTER_SET_NAME	1	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	CHARACTER_SETS	DEFAULT_COLLATE_NAME	2	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	CHARACTER_SETS	DESCRIPTION	3	''	NO	varchar	60	180	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(60)			select		NEVER	NULL
 def	information_schema	CHARACTER_SETS	MAXLEN	4	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(3)			select		NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	ACCESS_DENIED	22	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	BINLOG_BYTES_WRITTEN	9	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	BUSY_TIME	5	0	NO	double	NULL	NULL	21	NULL	NULL	NULL	NULL	double			select		NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	BYTES_RECEIVED	7	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	BYTES_SENT	8	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
-def	information_schema	CLIENT_STATISTICS	CLIENT	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	CLIENT_STATISTICS	CLIENT	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	COMMIT_TRANSACTIONS	18	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	CONCURRENT_CONNECTIONS	3	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	CONNECTED_TIME	4	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
@@ -49,74 +49,74 @@ def	information_schema	CLIENT_STATISTICS	SELECT_COMMANDS	15	0	NO	bigint	NULL	NUL
 def	information_schema	CLIENT_STATISTICS	TOTAL_CONNECTIONS	2	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	TOTAL_SSL_CONNECTIONS	24	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	UPDATE_COMMANDS	16	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
-def	information_schema	COLLATIONS	CHARACTER_SET_NAME	2		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	COLLATIONS	COLLATION_NAME	1		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	COLLATIONS	CHARACTER_SET_NAME	2	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	COLLATIONS	COLLATION_NAME	1	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
 def	information_schema	COLLATIONS	ID	3	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(11)			select		NEVER	NULL
-def	information_schema	COLLATIONS	IS_COMPILED	5		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
-def	information_schema	COLLATIONS	IS_DEFAULT	4		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	COLLATIONS	IS_COMPILED	5	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	COLLATIONS	IS_DEFAULT	4	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
 def	information_schema	COLLATIONS	SORTLEN	6	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(3)			select		NEVER	NULL
-def	information_schema	COLLATION_CHARACTER_SET_APPLICABILITY	CHARACTER_SET_NAME	2		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	COLLATION_CHARACTER_SET_APPLICABILITY	COLLATION_NAME	1		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	COLLATION_CHARACTER_SET_APPLICABILITY	CHARACTER_SET_NAME	2	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	COLLATION_CHARACTER_SET_APPLICABILITY	COLLATION_NAME	1	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
 def	information_schema	COLUMNS	CHARACTER_MAXIMUM_LENGTH	9	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	COLUMNS	CHARACTER_OCTET_LENGTH	10	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	COLUMNS	CHARACTER_SET_NAME	14	NULL	YES	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
 def	information_schema	COLUMNS	COLLATION_NAME	15	NULL	YES	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	COLUMNS	COLUMN_COMMENT	20		NO	varchar	1024	3072	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(1024)			select		NEVER	NULL
+def	information_schema	COLUMNS	COLUMN_COMMENT	20	''	NO	varchar	1024	3072	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(1024)			select		NEVER	NULL
 def	information_schema	COLUMNS	COLUMN_DEFAULT	6	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
-def	information_schema	COLUMNS	COLUMN_KEY	17		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
-def	information_schema	COLUMNS	COLUMN_NAME	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	COLUMNS	COLUMN_TYPE	16		NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
-def	information_schema	COLUMNS	DATA_TYPE	8		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	COLUMNS	COLUMN_KEY	17	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	COLUMNS	COLUMN_NAME	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	COLUMNS	COLUMN_TYPE	16	''	NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
+def	information_schema	COLUMNS	DATA_TYPE	8	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	COLUMNS	DATETIME_PRECISION	13	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
-def	information_schema	COLUMNS	EXTRA	18		NO	varchar	30	90	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(30)			select		NEVER	NULL
+def	information_schema	COLUMNS	EXTRA	18	''	NO	varchar	30	90	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(30)			select		NEVER	NULL
 def	information_schema	COLUMNS	GENERATION_EXPRESSION	22	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
-def	information_schema	COLUMNS	IS_GENERATED	21		NO	varchar	6	18	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(6)			select		NEVER	NULL
-def	information_schema	COLUMNS	IS_NULLABLE	7		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	COLUMNS	IS_GENERATED	21	''	NO	varchar	6	18	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(6)			select		NEVER	NULL
+def	information_schema	COLUMNS	IS_NULLABLE	7	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
 def	information_schema	COLUMNS	NUMERIC_PRECISION	11	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	COLUMNS	NUMERIC_SCALE	12	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	COLUMNS	ORDINAL_POSITION	5	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
-def	information_schema	COLUMNS	PRIVILEGES	19		NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
-def	information_schema	COLUMNS	TABLE_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	COLUMNS	TABLE_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	COLUMNS	TABLE_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	COLUMN_NAME	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	GRANTEE	1		NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)			select		NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	IS_GRANTABLE	7		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	PRIVILEGE_TYPE	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	TABLE_CATALOG	2		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	TABLE_NAME	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	TABLE_SCHEMA	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	COLUMNS	PRIVILEGES	19	''	NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
+def	information_schema	COLUMNS	TABLE_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	COLUMNS	TABLE_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	COLUMNS	TABLE_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	COLUMN_NAME	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	GRANTEE	1	''	NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)			select		NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	IS_GRANTABLE	7	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	PRIVILEGE_TYPE	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	TABLE_CATALOG	2	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	TABLE_NAME	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	TABLE_SCHEMA	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	ENABLED_ROLES	ROLE_NAME	1	NULL	YES	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)			select		NEVER	NULL
-def	information_schema	ENGINES	COMMENT	3		NO	varchar	160	480	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(160)			select		NEVER	NULL
-def	information_schema	ENGINES	ENGINE	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	ENGINES	COMMENT	3	''	NO	varchar	160	480	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(160)			select		NEVER	NULL
+def	information_schema	ENGINES	ENGINE	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	ENGINES	SAVEPOINTS	6	NULL	YES	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
-def	information_schema	ENGINES	SUPPORT	2		NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)			select		NEVER	NULL
+def	information_schema	ENGINES	SUPPORT	2	''	NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)			select		NEVER	NULL
 def	information_schema	ENGINES	TRANSACTIONS	4	NULL	YES	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
 def	information_schema	ENGINES	XA	5	NULL	YES	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
-def	information_schema	EVENTS	CHARACTER_SET_CLIENT	22		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	EVENTS	COLLATION_CONNECTION	23		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	EVENTS	CREATED	17	0000-00-00 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
-def	information_schema	EVENTS	DATABASE_COLLATION	24		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	EVENTS	DEFINER	4		NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)			select		NEVER	NULL
+def	information_schema	EVENTS	CHARACTER_SET_CLIENT	22	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	EVENTS	COLLATION_CONNECTION	23	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	EVENTS	CREATED	17	'0000-00-00 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
+def	information_schema	EVENTS	DATABASE_COLLATION	24	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	EVENTS	DEFINER	4	''	NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)			select		NEVER	NULL
 def	information_schema	EVENTS	ENDS	14	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
-def	information_schema	EVENTS	EVENT_BODY	6		NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)			select		NEVER	NULL
-def	information_schema	EVENTS	EVENT_CATALOG	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	EVENTS	EVENT_COMMENT	20		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	EVENTS	EVENT_DEFINITION	7		NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
-def	information_schema	EVENTS	EVENT_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	EVENTS	EVENT_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	EVENTS	EVENT_TYPE	8		NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)			select		NEVER	NULL
+def	information_schema	EVENTS	EVENT_BODY	6	''	NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)			select		NEVER	NULL
+def	information_schema	EVENTS	EVENT_CATALOG	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	EVENTS	EVENT_COMMENT	20	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	EVENTS	EVENT_DEFINITION	7	''	NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
+def	information_schema	EVENTS	EVENT_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	EVENTS	EVENT_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	EVENTS	EVENT_TYPE	8	''	NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)			select		NEVER	NULL
 def	information_schema	EVENTS	EXECUTE_AT	9	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
 def	information_schema	EVENTS	INTERVAL_FIELD	11	NULL	YES	varchar	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(18)			select		NEVER	NULL
 def	information_schema	EVENTS	INTERVAL_VALUE	10	NULL	YES	varchar	256	768	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(256)			select		NEVER	NULL
-def	information_schema	EVENTS	LAST_ALTERED	18	0000-00-00 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
+def	information_schema	EVENTS	LAST_ALTERED	18	'0000-00-00 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
 def	information_schema	EVENTS	LAST_EXECUTED	19	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
-def	information_schema	EVENTS	ON_COMPLETION	16		NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)			select		NEVER	NULL
+def	information_schema	EVENTS	ON_COMPLETION	16	''	NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)			select		NEVER	NULL
 def	information_schema	EVENTS	ORIGINATOR	21	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(10)			select		NEVER	NULL
-def	information_schema	EVENTS	SQL_MODE	12		NO	varchar	8192	24576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8192)			select		NEVER	NULL
+def	information_schema	EVENTS	SQL_MODE	12	''	NO	varchar	8192	24576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8192)			select		NEVER	NULL
 def	information_schema	EVENTS	STARTS	13	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
-def	information_schema	EVENTS	STATUS	15		NO	varchar	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(18)			select		NEVER	NULL
-def	information_schema	EVENTS	TIME_ZONE	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	EVENTS	STATUS	15	''	NO	varchar	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(18)			select		NEVER	NULL
+def	information_schema	EVENTS	TIME_ZONE	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	FILES	AUTOEXTEND_SIZE	19	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	FILES	AVG_ROW_LENGTH	28	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	FILES	CHECKSUM	36	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
@@ -126,12 +126,12 @@ def	information_schema	FILES	CREATION_TIME	20	NULL	YES	datetime	NULL	NULL	NULL	N
 def	information_schema	FILES	DATA_FREE	32	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	FILES	DATA_LENGTH	29	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	FILES	DELETED_ROWS	12	NULL	YES	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)			select		NEVER	NULL
-def	information_schema	FILES	ENGINE	10		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	FILES	ENGINE	10	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	FILES	EXTENT_SIZE	16	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)			select		NEVER	NULL
 def	information_schema	FILES	EXTRA	38	NULL	YES	varchar	255	765	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(255)			select		NEVER	NULL
 def	information_schema	FILES	FILE_ID	1	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)			select		NEVER	NULL
 def	information_schema	FILES	FILE_NAME	2	NULL	YES	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	FILES	FILE_TYPE	3		NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
+def	information_schema	FILES	FILE_TYPE	3	''	NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
 def	information_schema	FILES	FREE_EXTENTS	14	NULL	YES	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)			select		NEVER	NULL
 def	information_schema	FILES	FULLTEXT_KEYS	11	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	FILES	INDEX_LENGTH	31	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
@@ -144,9 +144,9 @@ def	information_schema	FILES	MAXIMUM_SIZE	18	NULL	YES	bigint	NULL	NULL	20	0	NULL
 def	information_schema	FILES	MAX_DATA_LENGTH	30	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	FILES	RECOVER_TIME	23	NULL	YES	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)			select		NEVER	NULL
 def	information_schema	FILES	ROW_FORMAT	26	NULL	YES	varchar	10	30	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(10)			select		NEVER	NULL
-def	information_schema	FILES	STATUS	37		NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
+def	information_schema	FILES	STATUS	37	''	NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
 def	information_schema	FILES	TABLESPACE_NAME	4	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	FILES	TABLE_CATALOG	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	FILES	TABLE_CATALOG	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	FILES	TABLE_NAME	7	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	FILES	TABLE_ROWS	27	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	FILES	TABLE_SCHEMA	6	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
@@ -156,30 +156,30 @@ def	information_schema	FILES	UPDATE_COUNT	13	NULL	YES	bigint	NULL	NULL	19	0	NULL
 def	information_schema	FILES	UPDATE_TIME	34	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
 def	information_schema	FILES	VERSION	25	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	GEOMETRY_COLUMNS	COORD_DIMENSION	11	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(2)			select		NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	F_GEOMETRY_COLUMN	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	F_TABLE_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	F_TABLE_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	F_TABLE_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	F_GEOMETRY_COLUMN	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	F_TABLE_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	F_TABLE_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	F_TABLE_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	GEOMETRY_COLUMNS	GEOMETRY_TYPE	10	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(7)			select		NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	G_GEOMETRY_COLUMN	8		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	G_TABLE_CATALOG	5		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	G_TABLE_NAME	7		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	G_TABLE_SCHEMA	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	G_GEOMETRY_COLUMN	8	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	G_TABLE_CATALOG	5	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	G_TABLE_NAME	7	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	G_TABLE_SCHEMA	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	GEOMETRY_COLUMNS	MAX_PPR	12	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(2)			select		NEVER	NULL
 def	information_schema	GEOMETRY_COLUMNS	SRID	13	0	NO	smallint	NULL	NULL	5	0	NULL	NULL	NULL	smallint(5)			select		NEVER	NULL
 def	information_schema	GEOMETRY_COLUMNS	STORAGE_TYPE	9	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(2)			select		NEVER	NULL
-def	information_schema	GLOBAL_STATUS	VARIABLE_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	GLOBAL_STATUS	VARIABLE_VALUE	2		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
-def	information_schema	GLOBAL_VARIABLES	VARIABLE_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	GLOBAL_VARIABLES	VARIABLE_VALUE	2		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
-def	information_schema	INDEX_STATISTICS	INDEX_NAME	3		NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)			select		NEVER	NULL
+def	information_schema	GLOBAL_STATUS	VARIABLE_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	GLOBAL_STATUS	VARIABLE_VALUE	2	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
+def	information_schema	GLOBAL_VARIABLES	VARIABLE_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	GLOBAL_VARIABLES	VARIABLE_VALUE	2	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
+def	information_schema	INDEX_STATISTICS	INDEX_NAME	3	''	NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)			select		NEVER	NULL
 def	information_schema	INDEX_STATISTICS	ROWS_READ	4	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
-def	information_schema	INDEX_STATISTICS	TABLE_NAME	2		NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)			select		NEVER	NULL
-def	information_schema	INDEX_STATISTICS	TABLE_SCHEMA	1		NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)			select		NEVER	NULL
+def	information_schema	INDEX_STATISTICS	TABLE_NAME	2	''	NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)			select		NEVER	NULL
+def	information_schema	INDEX_STATISTICS	TABLE_SCHEMA	1	''	NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)			select		NEVER	NULL
 def	information_schema	KEY_CACHES	BLOCK_SIZE	5	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	KEY_CACHES	DIRTY_BLOCKS	8	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	KEY_CACHES	FULL_SIZE	4	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
-def	information_schema	KEY_CACHES	KEY_CACHE_NAME	1		NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)			select		NEVER	NULL
+def	information_schema	KEY_CACHES	KEY_CACHE_NAME	1	''	NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)			select		NEVER	NULL
 def	information_schema	KEY_CACHES	READS	10	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	KEY_CACHES	READ_REQUESTS	9	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	KEY_CACHES	SEGMENTS	2	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(3) unsigned			select		NEVER	NULL
@@ -188,34 +188,34 @@ def	information_schema	KEY_CACHES	UNUSED_BLOCKS	7	0	NO	bigint	NULL	NULL	20	0	NUL
 def	information_schema	KEY_CACHES	USED_BLOCKS	6	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	KEY_CACHES	WRITES	12	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	KEY_CACHES	WRITE_REQUESTS	11	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	COLUMN_NAME	7		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	CONSTRAINT_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	CONSTRAINT_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	CONSTRAINT_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	COLUMN_NAME	7	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	CONSTRAINT_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	CONSTRAINT_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	CONSTRAINT_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	KEY_COLUMN_USAGE	ORDINAL_POSITION	8	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(10)			select		NEVER	NULL
 def	information_schema	KEY_COLUMN_USAGE	POSITION_IN_UNIQUE_CONSTRAINT	9	NULL	YES	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(10)			select		NEVER	NULL
 def	information_schema	KEY_COLUMN_USAGE	REFERENCED_COLUMN_NAME	12	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	KEY_COLUMN_USAGE	REFERENCED_TABLE_NAME	11	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	KEY_COLUMN_USAGE	REFERENCED_TABLE_SCHEMA	10	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	TABLE_CATALOG	4		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	TABLE_NAME	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	TABLE_SCHEMA	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	TABLE_CATALOG	4	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	TABLE_NAME	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	TABLE_SCHEMA	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	PARAMETERS	CHARACTER_MAXIMUM_LENGTH	8	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)			select		NEVER	NULL
 def	information_schema	PARAMETERS	CHARACTER_OCTET_LENGTH	9	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)			select		NEVER	NULL
 def	information_schema	PARAMETERS	CHARACTER_SET_NAME	13	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	PARAMETERS	COLLATION_NAME	14	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	PARAMETERS	DATA_TYPE	7		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	PARAMETERS	DATA_TYPE	7	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	PARAMETERS	DATETIME_PRECISION	12	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
-def	information_schema	PARAMETERS	DTD_IDENTIFIER	15		NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
+def	information_schema	PARAMETERS	DTD_IDENTIFIER	15	''	NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
 def	information_schema	PARAMETERS	NUMERIC_PRECISION	10	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)			select		NEVER	NULL
 def	information_schema	PARAMETERS	NUMERIC_SCALE	11	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)			select		NEVER	NULL
 def	information_schema	PARAMETERS	ORDINAL_POSITION	4	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)			select		NEVER	NULL
 def	information_schema	PARAMETERS	PARAMETER_MODE	5	NULL	YES	varchar	5	15	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(5)			select		NEVER	NULL
 def	information_schema	PARAMETERS	PARAMETER_NAME	6	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	PARAMETERS	ROUTINE_TYPE	16		NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)			select		NEVER	NULL
-def	information_schema	PARAMETERS	SPECIFIC_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	PARAMETERS	SPECIFIC_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	PARAMETERS	SPECIFIC_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	PARAMETERS	ROUTINE_TYPE	16	''	NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)			select		NEVER	NULL
+def	information_schema	PARAMETERS	SPECIFIC_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	PARAMETERS	SPECIFIC_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	PARAMETERS	SPECIFIC_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	PARTITIONS	AVG_ROW_LENGTH	14	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	PARTITIONS	CHECKSUM	22	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	PARTITIONS	CHECK_TIME	21	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
@@ -224,8 +224,8 @@ def	information_schema	PARTITIONS	DATA_FREE	18	0	NO	bigint	NULL	NULL	20	0	NULL	N
 def	information_schema	PARTITIONS	DATA_LENGTH	15	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	PARTITIONS	INDEX_LENGTH	17	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	PARTITIONS	MAX_DATA_LENGTH	16	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
-def	information_schema	PARTITIONS	NODEGROUP	24		NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)			select		NEVER	NULL
-def	information_schema	PARTITIONS	PARTITION_COMMENT	23		NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
+def	information_schema	PARTITIONS	NODEGROUP	24	''	NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)			select		NEVER	NULL
+def	information_schema	PARTITIONS	PARTITION_COMMENT	23	''	NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
 def	information_schema	PARTITIONS	PARTITION_DESCRIPTION	12	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
 def	information_schema	PARTITIONS	PARTITION_EXPRESSION	10	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
 def	information_schema	PARTITIONS	PARTITION_METHOD	8	NULL	YES	varchar	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(18)			select		NEVER	NULL
@@ -236,28 +236,28 @@ def	information_schema	PARTITIONS	SUBPARTITION_METHOD	9	NULL	YES	varchar	12	36	N
 def	information_schema	PARTITIONS	SUBPARTITION_NAME	5	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	PARTITIONS	SUBPARTITION_ORDINAL_POSITION	7	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	PARTITIONS	TABLESPACE_NAME	25	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	PARTITIONS	TABLE_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	PARTITIONS	TABLE_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	PARTITIONS	TABLE_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	PARTITIONS	TABLE_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	PARTITIONS	TABLE_ROWS	13	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
-def	information_schema	PARTITIONS	TABLE_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	PARTITIONS	TABLE_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	PARTITIONS	UPDATE_TIME	20	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
-def	information_schema	PLUGINS	LOAD_OPTION	11		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	PLUGINS	LOAD_OPTION	11	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	PLUGINS	PLUGIN_AUTHOR	8	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	PLUGINS	PLUGIN_AUTH_VERSION	13	NULL	YES	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
 def	information_schema	PLUGINS	PLUGIN_DESCRIPTION	9	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
 def	information_schema	PLUGINS	PLUGIN_LIBRARY	6	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	PLUGINS	PLUGIN_LIBRARY_VERSION	7	NULL	YES	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_LICENSE	10		NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_MATURITY	12		NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)			select		NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_STATUS	3		NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)			select		NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_TYPE	4		NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_TYPE_VERSION	5		NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_VERSION	2		NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
-def	information_schema	PROCESSLIST	COMMAND	5		NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)			select		NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_LICENSE	10	''	NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_MATURITY	12	''	NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)			select		NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_STATUS	3	''	NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)			select		NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_TYPE	4	''	NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)			select		NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_TYPE_VERSION	5	''	NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_VERSION	2	''	NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)			select		NEVER	NULL
+def	information_schema	PROCESSLIST	COMMAND	5	''	NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)			select		NEVER	NULL
 def	information_schema	PROCESSLIST	DB	4	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	PROCESSLIST	EXAMINED_ROWS	14	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(7)			select		NEVER	NULL
-def	information_schema	PROCESSLIST	HOST	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	PROCESSLIST	HOST	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	PROCESSLIST	ID	1	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)			select		NEVER	NULL
 def	information_schema	PROCESSLIST	INFO	8	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
 def	information_schema	PROCESSLIST	INFO_BINARY	16	NULL	YES	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob			select		NEVER	NULL
@@ -270,97 +270,97 @@ def	information_schema	PROCESSLIST	STATE	7	NULL	YES	varchar	64	192	NULL	NULL	NUL
 def	information_schema	PROCESSLIST	TID	17	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)			select		NEVER	NULL
 def	information_schema	PROCESSLIST	TIME	6	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(7)			select		NEVER	NULL
 def	information_schema	PROCESSLIST	TIME_MS	9	0.000	NO	decimal	NULL	NULL	22	3	NULL	NULL	NULL	decimal(22,3)			select		NEVER	NULL
-def	information_schema	PROCESSLIST	USER	2		NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)			select		NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	CONSTRAINT_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	CONSTRAINT_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	CONSTRAINT_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	DELETE_RULE	9		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	MATCH_OPTION	7		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	REFERENCED_TABLE_NAME	11		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	TABLE_NAME	10		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	UNIQUE_CONSTRAINT_CATALOG	4		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	PROCESSLIST	USER	2	''	NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)			select		NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	CONSTRAINT_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	CONSTRAINT_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	CONSTRAINT_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	DELETE_RULE	9	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	MATCH_OPTION	7	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	REFERENCED_TABLE_NAME	11	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	TABLE_NAME	10	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	UNIQUE_CONSTRAINT_CATALOG	4	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
 def	information_schema	REFERENTIAL_CONSTRAINTS	UNIQUE_CONSTRAINT_NAME	6	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	UNIQUE_CONSTRAINT_SCHEMA	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	UPDATE_RULE	8		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	UNIQUE_CONSTRAINT_SCHEMA	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	UPDATE_RULE	8	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	ROUTINES	CHARACTER_MAXIMUM_LENGTH	7	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)			select		NEVER	NULL
 def	information_schema	ROUTINES	CHARACTER_OCTET_LENGTH	8	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)			select		NEVER	NULL
-def	information_schema	ROUTINES	CHARACTER_SET_CLIENT	29		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	ROUTINES	CHARACTER_SET_CLIENT	29	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
 def	information_schema	ROUTINES	CHARACTER_SET_NAME	12	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	ROUTINES	COLLATION_CONNECTION	30		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	ROUTINES	COLLATION_CONNECTION	30	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
 def	information_schema	ROUTINES	COLLATION_NAME	13	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	ROUTINES	CREATED	24	0000-00-00 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
-def	information_schema	ROUTINES	DATABASE_COLLATION	31		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	ROUTINES	DATA_TYPE	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	ROUTINES	CREATED	24	'0000-00-00 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
+def	information_schema	ROUTINES	DATABASE_COLLATION	31	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	ROUTINES	DATA_TYPE	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	ROUTINES	DATETIME_PRECISION	11	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
-def	information_schema	ROUTINES	DEFINER	28		NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)			select		NEVER	NULL
+def	information_schema	ROUTINES	DEFINER	28	''	NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)			select		NEVER	NULL
 def	information_schema	ROUTINES	DTD_IDENTIFIER	14	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
 def	information_schema	ROUTINES	EXTERNAL_LANGUAGE	18	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	ROUTINES	EXTERNAL_NAME	17	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	ROUTINES	IS_DETERMINISTIC	20		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
-def	information_schema	ROUTINES	LAST_ALTERED	25	0000-00-00 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
+def	information_schema	ROUTINES	IS_DETERMINISTIC	20	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	ROUTINES	LAST_ALTERED	25	'0000-00-00 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
 def	information_schema	ROUTINES	NUMERIC_PRECISION	9	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)			select		NEVER	NULL
 def	information_schema	ROUTINES	NUMERIC_SCALE	10	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)			select		NEVER	NULL
-def	information_schema	ROUTINES	PARAMETER_STYLE	19		NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)			select		NEVER	NULL
-def	information_schema	ROUTINES	ROUTINE_BODY	15		NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)			select		NEVER	NULL
-def	information_schema	ROUTINES	ROUTINE_CATALOG	2		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	ROUTINES	ROUTINE_COMMENT	27		NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
+def	information_schema	ROUTINES	PARAMETER_STYLE	19	''	NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)			select		NEVER	NULL
+def	information_schema	ROUTINES	ROUTINE_BODY	15	''	NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)			select		NEVER	NULL
+def	information_schema	ROUTINES	ROUTINE_CATALOG	2	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	ROUTINES	ROUTINE_COMMENT	27	''	NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
 def	information_schema	ROUTINES	ROUTINE_DEFINITION	16	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
-def	information_schema	ROUTINES	ROUTINE_NAME	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	ROUTINES	ROUTINE_SCHEMA	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	ROUTINES	ROUTINE_TYPE	5		NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)			select		NEVER	NULL
-def	information_schema	ROUTINES	SECURITY_TYPE	23		NO	varchar	7	21	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(7)			select		NEVER	NULL
-def	information_schema	ROUTINES	SPECIFIC_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	ROUTINES	SQL_DATA_ACCESS	21		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	ROUTINES	SQL_MODE	26		NO	varchar	8192	24576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8192)			select		NEVER	NULL
+def	information_schema	ROUTINES	ROUTINE_NAME	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	ROUTINES	ROUTINE_SCHEMA	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	ROUTINES	ROUTINE_TYPE	5	''	NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)			select		NEVER	NULL
+def	information_schema	ROUTINES	SECURITY_TYPE	23	''	NO	varchar	7	21	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(7)			select		NEVER	NULL
+def	information_schema	ROUTINES	SPECIFIC_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	ROUTINES	SQL_DATA_ACCESS	21	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	ROUTINES	SQL_MODE	26	''	NO	varchar	8192	24576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8192)			select		NEVER	NULL
 def	information_schema	ROUTINES	SQL_PATH	22	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	SCHEMATA	CATALOG_NAME	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	SCHEMATA	DEFAULT_CHARACTER_SET_NAME	3		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	SCHEMATA	DEFAULT_COLLATION_NAME	4		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	SCHEMATA	SCHEMA_NAME	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	SCHEMATA	CATALOG_NAME	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	SCHEMATA	DEFAULT_CHARACTER_SET_NAME	3	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	SCHEMATA	DEFAULT_COLLATION_NAME	4	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	SCHEMATA	SCHEMA_NAME	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	SCHEMATA	SQL_PATH	5	NULL	YES	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	SCHEMA_PRIVILEGES	GRANTEE	1		NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)			select		NEVER	NULL
-def	information_schema	SCHEMA_PRIVILEGES	IS_GRANTABLE	5		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
-def	information_schema	SCHEMA_PRIVILEGES	PRIVILEGE_TYPE	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	SCHEMA_PRIVILEGES	TABLE_CATALOG	2		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	SCHEMA_PRIVILEGES	TABLE_SCHEMA	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	SESSION_STATUS	VARIABLE_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	SESSION_STATUS	VARIABLE_VALUE	2		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
-def	information_schema	SESSION_VARIABLES	VARIABLE_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	SESSION_VARIABLES	VARIABLE_VALUE	2		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
-def	information_schema	SPATIAL_REF_SYS	AUTH_NAME	2		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	SCHEMA_PRIVILEGES	GRANTEE	1	''	NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)			select		NEVER	NULL
+def	information_schema	SCHEMA_PRIVILEGES	IS_GRANTABLE	5	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	SCHEMA_PRIVILEGES	PRIVILEGE_TYPE	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	SCHEMA_PRIVILEGES	TABLE_CATALOG	2	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	SCHEMA_PRIVILEGES	TABLE_SCHEMA	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	SESSION_STATUS	VARIABLE_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	SESSION_STATUS	VARIABLE_VALUE	2	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
+def	information_schema	SESSION_VARIABLES	VARIABLE_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	SESSION_VARIABLES	VARIABLE_VALUE	2	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
+def	information_schema	SPATIAL_REF_SYS	AUTH_NAME	2	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
 def	information_schema	SPATIAL_REF_SYS	AUTH_SRID	3	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(5)			select		NEVER	NULL
 def	information_schema	SPATIAL_REF_SYS	SRID	1	0	NO	smallint	NULL	NULL	5	0	NULL	NULL	NULL	smallint(5)			select		NEVER	NULL
-def	information_schema	SPATIAL_REF_SYS	SRTEXT	4		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
+def	information_schema	SPATIAL_REF_SYS	SRTEXT	4	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
 def	information_schema	STATISTICS	CARDINALITY	10	NULL	YES	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
 def	information_schema	STATISTICS	COLLATION	9	NULL	YES	varchar	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(1)			select		NEVER	NULL
-def	information_schema	STATISTICS	COLUMN_NAME	8		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	STATISTICS	COLUMN_NAME	8	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	STATISTICS	COMMENT	15	NULL	YES	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)			select		NEVER	NULL
-def	information_schema	STATISTICS	INDEX_COMMENT	16		NO	varchar	1024	3072	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(1024)			select		NEVER	NULL
-def	information_schema	STATISTICS	INDEX_NAME	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	STATISTICS	INDEX_SCHEMA	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	STATISTICS	INDEX_TYPE	14		NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)			select		NEVER	NULL
+def	information_schema	STATISTICS	INDEX_COMMENT	16	''	NO	varchar	1024	3072	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(1024)			select		NEVER	NULL
+def	information_schema	STATISTICS	INDEX_NAME	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	STATISTICS	INDEX_SCHEMA	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	STATISTICS	INDEX_TYPE	14	''	NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)			select		NEVER	NULL
 def	information_schema	STATISTICS	NON_UNIQUE	4	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(1)			select		NEVER	NULL
-def	information_schema	STATISTICS	NULLABLE	13		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	STATISTICS	NULLABLE	13	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
 def	information_schema	STATISTICS	PACKED	12	NULL	YES	varchar	10	30	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(10)			select		NEVER	NULL
 def	information_schema	STATISTICS	SEQ_IN_INDEX	7	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(2)			select		NEVER	NULL
 def	information_schema	STATISTICS	SUB_PART	11	NULL	YES	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(3)			select		NEVER	NULL
-def	information_schema	STATISTICS	TABLE_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	STATISTICS	TABLE_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	STATISTICS	TABLE_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	STATISTICS	TABLE_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	STATISTICS	TABLE_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	STATISTICS	TABLE_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	COMMAND_LINE_ARGUMENT	14	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	DEFAULT_VALUE	5	NULL	YES	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	ENUM_VALUE_LIST	12	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	GLOBAL_VALUE	3	NULL	YES	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
-def	information_schema	SYSTEM_VARIABLES	GLOBAL_VALUE_ORIGIN	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	SYSTEM_VARIABLES	GLOBAL_VALUE_ORIGIN	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	NUMERIC_BLOCK_SIZE	11	NULL	YES	varchar	21	63	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(21)			select		NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	NUMERIC_MAX_VALUE	10	NULL	YES	varchar	21	63	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(21)			select		NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	NUMERIC_MIN_VALUE	9	NULL	YES	varchar	21	63	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(21)			select		NEVER	NULL
-def	information_schema	SYSTEM_VARIABLES	READ_ONLY	13		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	SYSTEM_VARIABLES	READ_ONLY	13	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	SESSION_VALUE	2	NULL	YES	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
-def	information_schema	SYSTEM_VARIABLES	VARIABLE_COMMENT	8		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
-def	information_schema	SYSTEM_VARIABLES	VARIABLE_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	SYSTEM_VARIABLES	VARIABLE_SCOPE	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	SYSTEM_VARIABLES	VARIABLE_TYPE	7		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	SYSTEM_VARIABLES	VARIABLE_COMMENT	8	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
+def	information_schema	SYSTEM_VARIABLES	VARIABLE_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	SYSTEM_VARIABLES	VARIABLE_SCOPE	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	SYSTEM_VARIABLES	VARIABLE_TYPE	7	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	TABLES	AUTO_INCREMENT	14	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	TABLES	AVG_ROW_LENGTH	9	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	TABLES	CHECKSUM	19	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
@@ -373,67 +373,67 @@ def	information_schema	TABLES	ENGINE	5	NULL	YES	varchar	64	192	NULL	NULL	NULL	ut
 def	information_schema	TABLES	INDEX_LENGTH	12	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	TABLES	MAX_DATA_LENGTH	11	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	TABLES	ROW_FORMAT	7	NULL	YES	varchar	10	30	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(10)			select		NEVER	NULL
-def	information_schema	TABLES	TABLE_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	TABLES	TABLE_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
 def	information_schema	TABLES	TABLE_COLLATION	18	NULL	YES	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	TABLES	TABLE_COMMENT	21		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
-def	information_schema	TABLES	TABLE_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TABLES	TABLE_COMMENT	21	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
+def	information_schema	TABLES	TABLE_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	TABLES	TABLE_ROWS	8	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
-def	information_schema	TABLES	TABLE_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TABLES	TABLE_TYPE	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TABLES	TABLE_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TABLES	TABLE_TYPE	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	TABLES	UPDATE_TIME	16	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select		NEVER	NULL
 def	information_schema	TABLES	VERSION	6	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	TABLESPACES	AUTOEXTEND_SIZE	6	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
-def	information_schema	TABLESPACES	ENGINE	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TABLESPACES	ENGINE	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	TABLESPACES	EXTENT_SIZE	5	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	TABLESPACES	LOGFILE_GROUP_NAME	4	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	TABLESPACES	MAXIMUM_SIZE	7	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	TABLESPACES	NODEGROUP_ID	8	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	TABLESPACES	TABLESPACE_COMMENT	9	NULL	YES	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)			select		NEVER	NULL
-def	information_schema	TABLESPACES	TABLESPACE_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TABLESPACES	TABLESPACE_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	TABLESPACES	TABLESPACE_TYPE	3	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_TYPE	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TABLE_CONSTRAINTS	TABLE_NAME	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TABLE_CONSTRAINTS	TABLE_SCHEMA	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TABLE_PRIVILEGES	GRANTEE	1		NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)			select		NEVER	NULL
-def	information_schema	TABLE_PRIVILEGES	IS_GRANTABLE	6		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
-def	information_schema	TABLE_PRIVILEGES	PRIVILEGE_TYPE	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TABLE_PRIVILEGES	TABLE_CATALOG	2		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	TABLE_PRIVILEGES	TABLE_NAME	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TABLE_PRIVILEGES	TABLE_SCHEMA	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_TYPE	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TABLE_CONSTRAINTS	TABLE_NAME	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TABLE_CONSTRAINTS	TABLE_SCHEMA	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TABLE_PRIVILEGES	GRANTEE	1	''	NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)			select		NEVER	NULL
+def	information_schema	TABLE_PRIVILEGES	IS_GRANTABLE	6	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	TABLE_PRIVILEGES	PRIVILEGE_TYPE	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TABLE_PRIVILEGES	TABLE_CATALOG	2	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	TABLE_PRIVILEGES	TABLE_NAME	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TABLE_PRIVILEGES	TABLE_SCHEMA	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
 def	information_schema	TABLE_STATISTICS	ROWS_CHANGED	4	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
 def	information_schema	TABLE_STATISTICS	ROWS_CHANGED_X_INDEXES	5	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
 def	information_schema	TABLE_STATISTICS	ROWS_READ	3	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
-def	information_schema	TABLE_STATISTICS	TABLE_NAME	2		NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)			select		NEVER	NULL
-def	information_schema	TABLE_STATISTICS	TABLE_SCHEMA	1		NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)			select		NEVER	NULL
+def	information_schema	TABLE_STATISTICS	TABLE_NAME	2	''	NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)			select		NEVER	NULL
+def	information_schema	TABLE_STATISTICS	TABLE_SCHEMA	1	''	NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)			select		NEVER	NULL
 def	information_schema	TRIGGERS	ACTION_CONDITION	9	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
 def	information_schema	TRIGGERS	ACTION_ORDER	8	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)			select		NEVER	NULL
-def	information_schema	TRIGGERS	ACTION_ORIENTATION	11		NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)			select		NEVER	NULL
-def	information_schema	TRIGGERS	ACTION_REFERENCE_NEW_ROW	16		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	TRIGGERS	ACTION_ORIENTATION	11	''	NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)			select		NEVER	NULL
+def	information_schema	TRIGGERS	ACTION_REFERENCE_NEW_ROW	16	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
 def	information_schema	TRIGGERS	ACTION_REFERENCE_NEW_TABLE	14	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TRIGGERS	ACTION_REFERENCE_OLD_ROW	15		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	TRIGGERS	ACTION_REFERENCE_OLD_ROW	15	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
 def	information_schema	TRIGGERS	ACTION_REFERENCE_OLD_TABLE	13	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TRIGGERS	ACTION_STATEMENT	10		NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
-def	information_schema	TRIGGERS	ACTION_TIMING	12		NO	varchar	6	18	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(6)			select		NEVER	NULL
-def	information_schema	TRIGGERS	CHARACTER_SET_CLIENT	20		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	TRIGGERS	COLLATION_CONNECTION	21		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	TRIGGERS	ACTION_STATEMENT	10	''	NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
+def	information_schema	TRIGGERS	ACTION_TIMING	12	''	NO	varchar	6	18	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(6)			select		NEVER	NULL
+def	information_schema	TRIGGERS	CHARACTER_SET_CLIENT	20	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	TRIGGERS	COLLATION_CONNECTION	21	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
 def	information_schema	TRIGGERS	CREATED	17	NULL	YES	datetime	NULL	NULL	NULL	NULL	2	NULL	NULL	datetime(2)			select		NEVER	NULL
-def	information_schema	TRIGGERS	DATABASE_COLLATION	22		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	TRIGGERS	DEFINER	19		NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)			select		NEVER	NULL
-def	information_schema	TRIGGERS	EVENT_MANIPULATION	4		NO	varchar	6	18	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(6)			select		NEVER	NULL
-def	information_schema	TRIGGERS	EVENT_OBJECT_CATALOG	5		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	TRIGGERS	EVENT_OBJECT_SCHEMA	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TRIGGERS	EVENT_OBJECT_TABLE	7		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TRIGGERS	SQL_MODE	18		NO	varchar	8192	24576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8192)			select		NEVER	NULL
-def	information_schema	TRIGGERS	TRIGGER_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	TRIGGERS	TRIGGER_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	TRIGGERS	TRIGGER_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	USER_PRIVILEGES	GRANTEE	1		NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)			select		NEVER	NULL
-def	information_schema	USER_PRIVILEGES	IS_GRANTABLE	4		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
-def	information_schema	USER_PRIVILEGES	PRIVILEGE_TYPE	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	USER_PRIVILEGES	TABLE_CATALOG	2		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	TRIGGERS	DATABASE_COLLATION	22	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	TRIGGERS	DEFINER	19	''	NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)			select		NEVER	NULL
+def	information_schema	TRIGGERS	EVENT_MANIPULATION	4	''	NO	varchar	6	18	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(6)			select		NEVER	NULL
+def	information_schema	TRIGGERS	EVENT_OBJECT_CATALOG	5	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	TRIGGERS	EVENT_OBJECT_SCHEMA	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TRIGGERS	EVENT_OBJECT_TABLE	7	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TRIGGERS	SQL_MODE	18	''	NO	varchar	8192	24576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8192)			select		NEVER	NULL
+def	information_schema	TRIGGERS	TRIGGER_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	TRIGGERS	TRIGGER_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	TRIGGERS	TRIGGER_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	USER_PRIVILEGES	GRANTEE	1	''	NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)			select		NEVER	NULL
+def	information_schema	USER_PRIVILEGES	IS_GRANTABLE	4	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	USER_PRIVILEGES	PRIVILEGE_TYPE	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	USER_PRIVILEGES	TABLE_CATALOG	2	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
 def	information_schema	USER_STATISTICS	ACCESS_DENIED	22	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
 def	information_schema	USER_STATISTICS	BINLOG_BYTES_WRITTEN	9	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
 def	information_schema	USER_STATISTICS	BUSY_TIME	5	0	NO	double	NULL	NULL	21	NULL	NULL	NULL	NULL	double			select		NEVER	NULL
@@ -458,18 +458,18 @@ def	information_schema	USER_STATISTICS	SELECT_COMMANDS	15	0	NO	bigint	NULL	NULL
 def	information_schema	USER_STATISTICS	TOTAL_CONNECTIONS	2	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)			select		NEVER	NULL
 def	information_schema	USER_STATISTICS	TOTAL_SSL_CONNECTIONS	24	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select		NEVER	NULL
 def	information_schema	USER_STATISTICS	UPDATE_COMMANDS	16	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)			select		NEVER	NULL
-def	information_schema	USER_STATISTICS	USER	1		NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)			select		NEVER	NULL
-def	information_schema	VIEWS	ALGORITHM	11		NO	varchar	10	30	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(10)			select		NEVER	NULL
-def	information_schema	VIEWS	CHARACTER_SET_CLIENT	9		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	VIEWS	CHECK_OPTION	5		NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)			select		NEVER	NULL
-def	information_schema	VIEWS	COLLATION_CONNECTION	10		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
-def	information_schema	VIEWS	DEFINER	7		NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)			select		NEVER	NULL
-def	information_schema	VIEWS	IS_UPDATABLE	6		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
-def	information_schema	VIEWS	SECURITY_TYPE	8		NO	varchar	7	21	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(7)			select		NEVER	NULL
-def	information_schema	VIEWS	TABLE_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
-def	information_schema	VIEWS	TABLE_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	VIEWS	TABLE_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
-def	information_schema	VIEWS	VIEW_DEFINITION	4		NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
+def	information_schema	USER_STATISTICS	USER	1	''	NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)			select		NEVER	NULL
+def	information_schema	VIEWS	ALGORITHM	11	''	NO	varchar	10	30	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(10)			select		NEVER	NULL
+def	information_schema	VIEWS	CHARACTER_SET_CLIENT	9	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	VIEWS	CHECK_OPTION	5	''	NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)			select		NEVER	NULL
+def	information_schema	VIEWS	COLLATION_CONNECTION	10	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)			select		NEVER	NULL
+def	information_schema	VIEWS	DEFINER	7	''	NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)			select		NEVER	NULL
+def	information_schema	VIEWS	IS_UPDATABLE	6	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)			select		NEVER	NULL
+def	information_schema	VIEWS	SECURITY_TYPE	8	''	NO	varchar	7	21	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(7)			select		NEVER	NULL
+def	information_schema	VIEWS	TABLE_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select		NEVER	NULL
+def	information_schema	VIEWS	TABLE_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	VIEWS	TABLE_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select		NEVER	NULL
+def	information_schema	VIEWS	VIEW_DEFINITION	4	''	NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext			select		NEVER	NULL
 ##########################################################################
 # Show the quotient of CHARACTER_OCTET_LENGTH and CHARACTER_MAXIMUM_LENGTH
 ##########################################################################

--- a/mysql-test/suite/funcs_1/r/is_columns_is_embedded.result
+++ b/mysql-test/suite/funcs_1/r/is_columns_is_embedded.result
@@ -3,33 +3,33 @@ WHERE table_schema = 'information_schema'
 AND table_name <> 'profiling' AND table_name not like 'innodb_%'
 ORDER BY table_schema, table_name, column_name;
 TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	COLUMN_NAME	ORDINAL_POSITION	COLUMN_DEFAULT	IS_NULLABLE	DATA_TYPE	CHARACTER_MAXIMUM_LENGTH	CHARACTER_OCTET_LENGTH	NUMERIC_PRECISION	NUMERIC_SCALE	DATETIME_PRECISION	CHARACTER_SET_NAME	COLLATION_NAME	COLUMN_TYPE	COLUMN_KEY	EXTRA	PRIVILEGES	COLUMN_COMMENT	IS_GENERATED	GENERATION_EXPRESSION
-def	information_schema	ALL_PLUGINS	LOAD_OPTION	11		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	ALL_PLUGINS	LOAD_OPTION	11	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	ALL_PLUGINS	PLUGIN_AUTHOR	8	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	ALL_PLUGINS	PLUGIN_AUTH_VERSION	13	NULL	YES	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
 def	information_schema	ALL_PLUGINS	PLUGIN_DESCRIPTION	9	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
 def	information_schema	ALL_PLUGINS	PLUGIN_LIBRARY	6	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	ALL_PLUGINS	PLUGIN_LIBRARY_VERSION	7	NULL	YES	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_LICENSE	10		NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_MATURITY	12		NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)					NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_STATUS	3		NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)					NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_TYPE	4		NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_TYPE_VERSION	5		NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
-def	information_schema	ALL_PLUGINS	PLUGIN_VERSION	2		NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
-def	information_schema	APPLICABLE_ROLES	GRANTEE	1		NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)					NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_LICENSE	10	''	NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_MATURITY	12	''	NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)					NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_STATUS	3	''	NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)					NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_TYPE	4	''	NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_TYPE_VERSION	5	''	NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
+def	information_schema	ALL_PLUGINS	PLUGIN_VERSION	2	''	NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
+def	information_schema	APPLICABLE_ROLES	GRANTEE	1	''	NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)					NEVER	NULL
 def	information_schema	APPLICABLE_ROLES	IS_DEFAULT	4	NULL	YES	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
-def	information_schema	APPLICABLE_ROLES	IS_GRANTABLE	3		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
-def	information_schema	APPLICABLE_ROLES	ROLE_NAME	2		NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)					NEVER	NULL
-def	information_schema	CHARACTER_SETS	CHARACTER_SET_NAME	1		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	CHARACTER_SETS	DEFAULT_COLLATE_NAME	2		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	CHARACTER_SETS	DESCRIPTION	3		NO	varchar	60	180	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(60)					NEVER	NULL
+def	information_schema	APPLICABLE_ROLES	IS_GRANTABLE	3	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	APPLICABLE_ROLES	ROLE_NAME	2	''	NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)					NEVER	NULL
+def	information_schema	CHARACTER_SETS	CHARACTER_SET_NAME	1	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	CHARACTER_SETS	DEFAULT_COLLATE_NAME	2	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	CHARACTER_SETS	DESCRIPTION	3	''	NO	varchar	60	180	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(60)					NEVER	NULL
 def	information_schema	CHARACTER_SETS	MAXLEN	4	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(3)					NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	ACCESS_DENIED	22	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	BINLOG_BYTES_WRITTEN	9	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	BUSY_TIME	5	0	NO	double	NULL	NULL	21	NULL	NULL	NULL	NULL	double					NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	BYTES_RECEIVED	7	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	BYTES_SENT	8	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
-def	information_schema	CLIENT_STATISTICS	CLIENT	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	CLIENT_STATISTICS	CLIENT	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	COMMIT_TRANSACTIONS	18	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	CONCURRENT_CONNECTIONS	3	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	CONNECTED_TIME	4	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
@@ -49,74 +49,74 @@ def	information_schema	CLIENT_STATISTICS	SELECT_COMMANDS	15	0	NO	bigint	NULL	NUL
 def	information_schema	CLIENT_STATISTICS	TOTAL_CONNECTIONS	2	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	TOTAL_SSL_CONNECTIONS	24	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	CLIENT_STATISTICS	UPDATE_COMMANDS	16	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
-def	information_schema	COLLATIONS	CHARACTER_SET_NAME	2		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	COLLATIONS	COLLATION_NAME	1		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	COLLATIONS	CHARACTER_SET_NAME	2	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	COLLATIONS	COLLATION_NAME	1	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
 def	information_schema	COLLATIONS	ID	3	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(11)					NEVER	NULL
-def	information_schema	COLLATIONS	IS_COMPILED	5		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
-def	information_schema	COLLATIONS	IS_DEFAULT	4		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	COLLATIONS	IS_COMPILED	5	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	COLLATIONS	IS_DEFAULT	4	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
 def	information_schema	COLLATIONS	SORTLEN	6	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(3)					NEVER	NULL
-def	information_schema	COLLATION_CHARACTER_SET_APPLICABILITY	CHARACTER_SET_NAME	2		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	COLLATION_CHARACTER_SET_APPLICABILITY	COLLATION_NAME	1		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	COLLATION_CHARACTER_SET_APPLICABILITY	CHARACTER_SET_NAME	2	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	COLLATION_CHARACTER_SET_APPLICABILITY	COLLATION_NAME	1	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
 def	information_schema	COLUMNS	CHARACTER_MAXIMUM_LENGTH	9	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	COLUMNS	CHARACTER_OCTET_LENGTH	10	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	COLUMNS	CHARACTER_SET_NAME	14	NULL	YES	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
 def	information_schema	COLUMNS	COLLATION_NAME	15	NULL	YES	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	COLUMNS	COLUMN_COMMENT	20		NO	varchar	1024	3072	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(1024)					NEVER	NULL
+def	information_schema	COLUMNS	COLUMN_COMMENT	20	''	NO	varchar	1024	3072	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(1024)					NEVER	NULL
 def	information_schema	COLUMNS	COLUMN_DEFAULT	6	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
-def	information_schema	COLUMNS	COLUMN_KEY	17		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
-def	information_schema	COLUMNS	COLUMN_NAME	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	COLUMNS	COLUMN_TYPE	16		NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
-def	information_schema	COLUMNS	DATA_TYPE	8		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	COLUMNS	COLUMN_KEY	17	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	COLUMNS	COLUMN_NAME	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	COLUMNS	COLUMN_TYPE	16	''	NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
+def	information_schema	COLUMNS	DATA_TYPE	8	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	COLUMNS	DATETIME_PRECISION	13	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
-def	information_schema	COLUMNS	EXTRA	18		NO	varchar	30	90	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(30)					NEVER	NULL
+def	information_schema	COLUMNS	EXTRA	18	''	NO	varchar	30	90	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(30)					NEVER	NULL
 def	information_schema	COLUMNS	GENERATION_EXPRESSION	22	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
-def	information_schema	COLUMNS	IS_GENERATED	21		NO	varchar	6	18	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(6)					NEVER	NULL
-def	information_schema	COLUMNS	IS_NULLABLE	7		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	COLUMNS	IS_GENERATED	21	''	NO	varchar	6	18	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(6)					NEVER	NULL
+def	information_schema	COLUMNS	IS_NULLABLE	7	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
 def	information_schema	COLUMNS	NUMERIC_PRECISION	11	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	COLUMNS	NUMERIC_SCALE	12	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	COLUMNS	ORDINAL_POSITION	5	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
-def	information_schema	COLUMNS	PRIVILEGES	19		NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
-def	information_schema	COLUMNS	TABLE_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	COLUMNS	TABLE_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	COLUMNS	TABLE_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	COLUMN_NAME	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	GRANTEE	1		NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)					NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	IS_GRANTABLE	7		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	PRIVILEGE_TYPE	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	TABLE_CATALOG	2		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	TABLE_NAME	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	COLUMN_PRIVILEGES	TABLE_SCHEMA	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	COLUMNS	PRIVILEGES	19	''	NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
+def	information_schema	COLUMNS	TABLE_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	COLUMNS	TABLE_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	COLUMNS	TABLE_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	COLUMN_NAME	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	GRANTEE	1	''	NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)					NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	IS_GRANTABLE	7	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	PRIVILEGE_TYPE	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	TABLE_CATALOG	2	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	TABLE_NAME	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	COLUMN_PRIVILEGES	TABLE_SCHEMA	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	ENABLED_ROLES	ROLE_NAME	1	NULL	YES	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)					NEVER	NULL
-def	information_schema	ENGINES	COMMENT	3		NO	varchar	160	480	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(160)					NEVER	NULL
-def	information_schema	ENGINES	ENGINE	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	ENGINES	COMMENT	3	''	NO	varchar	160	480	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(160)					NEVER	NULL
+def	information_schema	ENGINES	ENGINE	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	ENGINES	SAVEPOINTS	6	NULL	YES	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
-def	information_schema	ENGINES	SUPPORT	2		NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)					NEVER	NULL
+def	information_schema	ENGINES	SUPPORT	2	''	NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)					NEVER	NULL
 def	information_schema	ENGINES	TRANSACTIONS	4	NULL	YES	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
 def	information_schema	ENGINES	XA	5	NULL	YES	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
-def	information_schema	EVENTS	CHARACTER_SET_CLIENT	22		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	EVENTS	COLLATION_CONNECTION	23		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	EVENTS	CREATED	17	0000-00-00 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
-def	information_schema	EVENTS	DATABASE_COLLATION	24		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	EVENTS	DEFINER	4		NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)					NEVER	NULL
+def	information_schema	EVENTS	CHARACTER_SET_CLIENT	22	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	EVENTS	COLLATION_CONNECTION	23	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	EVENTS	CREATED	17	'0000-00-00 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
+def	information_schema	EVENTS	DATABASE_COLLATION	24	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	EVENTS	DEFINER	4	''	NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)					NEVER	NULL
 def	information_schema	EVENTS	ENDS	14	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
-def	information_schema	EVENTS	EVENT_BODY	6		NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)					NEVER	NULL
-def	information_schema	EVENTS	EVENT_CATALOG	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	EVENTS	EVENT_COMMENT	20		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	EVENTS	EVENT_DEFINITION	7		NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
-def	information_schema	EVENTS	EVENT_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	EVENTS	EVENT_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	EVENTS	EVENT_TYPE	8		NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)					NEVER	NULL
+def	information_schema	EVENTS	EVENT_BODY	6	''	NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)					NEVER	NULL
+def	information_schema	EVENTS	EVENT_CATALOG	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	EVENTS	EVENT_COMMENT	20	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	EVENTS	EVENT_DEFINITION	7	''	NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
+def	information_schema	EVENTS	EVENT_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	EVENTS	EVENT_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	EVENTS	EVENT_TYPE	8	''	NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)					NEVER	NULL
 def	information_schema	EVENTS	EXECUTE_AT	9	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
 def	information_schema	EVENTS	INTERVAL_FIELD	11	NULL	YES	varchar	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(18)					NEVER	NULL
 def	information_schema	EVENTS	INTERVAL_VALUE	10	NULL	YES	varchar	256	768	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(256)					NEVER	NULL
-def	information_schema	EVENTS	LAST_ALTERED	18	0000-00-00 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
+def	information_schema	EVENTS	LAST_ALTERED	18	'0000-00-00 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
 def	information_schema	EVENTS	LAST_EXECUTED	19	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
-def	information_schema	EVENTS	ON_COMPLETION	16		NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)					NEVER	NULL
+def	information_schema	EVENTS	ON_COMPLETION	16	''	NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)					NEVER	NULL
 def	information_schema	EVENTS	ORIGINATOR	21	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(10)					NEVER	NULL
-def	information_schema	EVENTS	SQL_MODE	12		NO	varchar	8192	24576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8192)					NEVER	NULL
+def	information_schema	EVENTS	SQL_MODE	12	''	NO	varchar	8192	24576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8192)					NEVER	NULL
 def	information_schema	EVENTS	STARTS	13	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
-def	information_schema	EVENTS	STATUS	15		NO	varchar	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(18)					NEVER	NULL
-def	information_schema	EVENTS	TIME_ZONE	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	EVENTS	STATUS	15	''	NO	varchar	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(18)					NEVER	NULL
+def	information_schema	EVENTS	TIME_ZONE	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	FILES	AUTOEXTEND_SIZE	19	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	FILES	AVG_ROW_LENGTH	28	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	FILES	CHECKSUM	36	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
@@ -126,12 +126,12 @@ def	information_schema	FILES	CREATION_TIME	20	NULL	YES	datetime	NULL	NULL	NULL	N
 def	information_schema	FILES	DATA_FREE	32	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	FILES	DATA_LENGTH	29	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	FILES	DELETED_ROWS	12	NULL	YES	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)					NEVER	NULL
-def	information_schema	FILES	ENGINE	10		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	FILES	ENGINE	10	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	FILES	EXTENT_SIZE	16	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)					NEVER	NULL
 def	information_schema	FILES	EXTRA	38	NULL	YES	varchar	255	765	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(255)					NEVER	NULL
 def	information_schema	FILES	FILE_ID	1	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)					NEVER	NULL
 def	information_schema	FILES	FILE_NAME	2	NULL	YES	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	FILES	FILE_TYPE	3		NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
+def	information_schema	FILES	FILE_TYPE	3	''	NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
 def	information_schema	FILES	FREE_EXTENTS	14	NULL	YES	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)					NEVER	NULL
 def	information_schema	FILES	FULLTEXT_KEYS	11	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	FILES	INDEX_LENGTH	31	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
@@ -144,9 +144,9 @@ def	information_schema	FILES	MAXIMUM_SIZE	18	NULL	YES	bigint	NULL	NULL	20	0	NULL
 def	information_schema	FILES	MAX_DATA_LENGTH	30	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	FILES	RECOVER_TIME	23	NULL	YES	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)					NEVER	NULL
 def	information_schema	FILES	ROW_FORMAT	26	NULL	YES	varchar	10	30	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(10)					NEVER	NULL
-def	information_schema	FILES	STATUS	37		NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
+def	information_schema	FILES	STATUS	37	''	NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
 def	information_schema	FILES	TABLESPACE_NAME	4	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	FILES	TABLE_CATALOG	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	FILES	TABLE_CATALOG	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	FILES	TABLE_NAME	7	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	FILES	TABLE_ROWS	27	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	FILES	TABLE_SCHEMA	6	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
@@ -156,30 +156,30 @@ def	information_schema	FILES	UPDATE_COUNT	13	NULL	YES	bigint	NULL	NULL	19	0	NULL
 def	information_schema	FILES	UPDATE_TIME	34	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
 def	information_schema	FILES	VERSION	25	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	GEOMETRY_COLUMNS	COORD_DIMENSION	11	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(2)					NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	F_GEOMETRY_COLUMN	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	F_TABLE_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	F_TABLE_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	F_TABLE_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	F_GEOMETRY_COLUMN	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	F_TABLE_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	F_TABLE_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	F_TABLE_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	GEOMETRY_COLUMNS	GEOMETRY_TYPE	10	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(7)					NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	G_GEOMETRY_COLUMN	8		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	G_TABLE_CATALOG	5		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	G_TABLE_NAME	7		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	GEOMETRY_COLUMNS	G_TABLE_SCHEMA	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	G_GEOMETRY_COLUMN	8	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	G_TABLE_CATALOG	5	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	G_TABLE_NAME	7	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	GEOMETRY_COLUMNS	G_TABLE_SCHEMA	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	GEOMETRY_COLUMNS	MAX_PPR	12	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(2)					NEVER	NULL
 def	information_schema	GEOMETRY_COLUMNS	SRID	13	0	NO	smallint	NULL	NULL	5	0	NULL	NULL	NULL	smallint(5)					NEVER	NULL
 def	information_schema	GEOMETRY_COLUMNS	STORAGE_TYPE	9	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(2)					NEVER	NULL
-def	information_schema	GLOBAL_STATUS	VARIABLE_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	GLOBAL_STATUS	VARIABLE_VALUE	2		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
-def	information_schema	GLOBAL_VARIABLES	VARIABLE_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	GLOBAL_VARIABLES	VARIABLE_VALUE	2		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
-def	information_schema	INDEX_STATISTICS	INDEX_NAME	3		NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)					NEVER	NULL
+def	information_schema	GLOBAL_STATUS	VARIABLE_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	GLOBAL_STATUS	VARIABLE_VALUE	2	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
+def	information_schema	GLOBAL_VARIABLES	VARIABLE_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	GLOBAL_VARIABLES	VARIABLE_VALUE	2	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
+def	information_schema	INDEX_STATISTICS	INDEX_NAME	3	''	NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)					NEVER	NULL
 def	information_schema	INDEX_STATISTICS	ROWS_READ	4	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
-def	information_schema	INDEX_STATISTICS	TABLE_NAME	2		NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)					NEVER	NULL
-def	information_schema	INDEX_STATISTICS	TABLE_SCHEMA	1		NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)					NEVER	NULL
+def	information_schema	INDEX_STATISTICS	TABLE_NAME	2	''	NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)					NEVER	NULL
+def	information_schema	INDEX_STATISTICS	TABLE_SCHEMA	1	''	NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)					NEVER	NULL
 def	information_schema	KEY_CACHES	BLOCK_SIZE	5	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	KEY_CACHES	DIRTY_BLOCKS	8	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	KEY_CACHES	FULL_SIZE	4	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
-def	information_schema	KEY_CACHES	KEY_CACHE_NAME	1		NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)					NEVER	NULL
+def	information_schema	KEY_CACHES	KEY_CACHE_NAME	1	''	NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)					NEVER	NULL
 def	information_schema	KEY_CACHES	READS	10	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	KEY_CACHES	READ_REQUESTS	9	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	KEY_CACHES	SEGMENTS	2	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(3) unsigned					NEVER	NULL
@@ -188,34 +188,34 @@ def	information_schema	KEY_CACHES	UNUSED_BLOCKS	7	0	NO	bigint	NULL	NULL	20	0	NUL
 def	information_schema	KEY_CACHES	USED_BLOCKS	6	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	KEY_CACHES	WRITES	12	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	KEY_CACHES	WRITE_REQUESTS	11	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	COLUMN_NAME	7		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	CONSTRAINT_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	CONSTRAINT_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	CONSTRAINT_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	COLUMN_NAME	7	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	CONSTRAINT_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	CONSTRAINT_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	CONSTRAINT_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	KEY_COLUMN_USAGE	ORDINAL_POSITION	8	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(10)					NEVER	NULL
 def	information_schema	KEY_COLUMN_USAGE	POSITION_IN_UNIQUE_CONSTRAINT	9	NULL	YES	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(10)					NEVER	NULL
 def	information_schema	KEY_COLUMN_USAGE	REFERENCED_COLUMN_NAME	12	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	KEY_COLUMN_USAGE	REFERENCED_TABLE_NAME	11	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	KEY_COLUMN_USAGE	REFERENCED_TABLE_SCHEMA	10	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	TABLE_CATALOG	4		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	TABLE_NAME	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	KEY_COLUMN_USAGE	TABLE_SCHEMA	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	TABLE_CATALOG	4	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	TABLE_NAME	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	KEY_COLUMN_USAGE	TABLE_SCHEMA	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	PARAMETERS	CHARACTER_MAXIMUM_LENGTH	8	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)					NEVER	NULL
 def	information_schema	PARAMETERS	CHARACTER_OCTET_LENGTH	9	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)					NEVER	NULL
 def	information_schema	PARAMETERS	CHARACTER_SET_NAME	13	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	PARAMETERS	COLLATION_NAME	14	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	PARAMETERS	DATA_TYPE	7		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	PARAMETERS	DATA_TYPE	7	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	PARAMETERS	DATETIME_PRECISION	12	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
-def	information_schema	PARAMETERS	DTD_IDENTIFIER	15		NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
+def	information_schema	PARAMETERS	DTD_IDENTIFIER	15	''	NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
 def	information_schema	PARAMETERS	NUMERIC_PRECISION	10	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)					NEVER	NULL
 def	information_schema	PARAMETERS	NUMERIC_SCALE	11	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)					NEVER	NULL
 def	information_schema	PARAMETERS	ORDINAL_POSITION	4	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)					NEVER	NULL
 def	information_schema	PARAMETERS	PARAMETER_MODE	5	NULL	YES	varchar	5	15	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(5)					NEVER	NULL
 def	information_schema	PARAMETERS	PARAMETER_NAME	6	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	PARAMETERS	ROUTINE_TYPE	16		NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)					NEVER	NULL
-def	information_schema	PARAMETERS	SPECIFIC_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	PARAMETERS	SPECIFIC_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	PARAMETERS	SPECIFIC_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	PARAMETERS	ROUTINE_TYPE	16	''	NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)					NEVER	NULL
+def	information_schema	PARAMETERS	SPECIFIC_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	PARAMETERS	SPECIFIC_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	PARAMETERS	SPECIFIC_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	PARTITIONS	AVG_ROW_LENGTH	14	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	PARTITIONS	CHECKSUM	22	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	PARTITIONS	CHECK_TIME	21	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
@@ -224,8 +224,8 @@ def	information_schema	PARTITIONS	DATA_FREE	18	0	NO	bigint	NULL	NULL	20	0	NULL	N
 def	information_schema	PARTITIONS	DATA_LENGTH	15	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	PARTITIONS	INDEX_LENGTH	17	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	PARTITIONS	MAX_DATA_LENGTH	16	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
-def	information_schema	PARTITIONS	NODEGROUP	24		NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)					NEVER	NULL
-def	information_schema	PARTITIONS	PARTITION_COMMENT	23		NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
+def	information_schema	PARTITIONS	NODEGROUP	24	''	NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)					NEVER	NULL
+def	information_schema	PARTITIONS	PARTITION_COMMENT	23	''	NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
 def	information_schema	PARTITIONS	PARTITION_DESCRIPTION	12	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
 def	information_schema	PARTITIONS	PARTITION_EXPRESSION	10	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
 def	information_schema	PARTITIONS	PARTITION_METHOD	8	NULL	YES	varchar	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(18)					NEVER	NULL
@@ -236,28 +236,28 @@ def	information_schema	PARTITIONS	SUBPARTITION_METHOD	9	NULL	YES	varchar	12	36	N
 def	information_schema	PARTITIONS	SUBPARTITION_NAME	5	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	PARTITIONS	SUBPARTITION_ORDINAL_POSITION	7	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	PARTITIONS	TABLESPACE_NAME	25	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	PARTITIONS	TABLE_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	PARTITIONS	TABLE_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	PARTITIONS	TABLE_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	PARTITIONS	TABLE_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	PARTITIONS	TABLE_ROWS	13	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
-def	information_schema	PARTITIONS	TABLE_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	PARTITIONS	TABLE_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	PARTITIONS	UPDATE_TIME	20	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
-def	information_schema	PLUGINS	LOAD_OPTION	11		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	PLUGINS	LOAD_OPTION	11	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	PLUGINS	PLUGIN_AUTHOR	8	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	PLUGINS	PLUGIN_AUTH_VERSION	13	NULL	YES	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
 def	information_schema	PLUGINS	PLUGIN_DESCRIPTION	9	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
 def	information_schema	PLUGINS	PLUGIN_LIBRARY	6	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	PLUGINS	PLUGIN_LIBRARY_VERSION	7	NULL	YES	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_LICENSE	10		NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_MATURITY	12		NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)					NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_STATUS	3		NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)					NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_TYPE	4		NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_TYPE_VERSION	5		NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
-def	information_schema	PLUGINS	PLUGIN_VERSION	2		NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
-def	information_schema	PROCESSLIST	COMMAND	5		NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)					NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_LICENSE	10	''	NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_MATURITY	12	''	NO	varchar	12	36	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(12)					NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_STATUS	3	''	NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)					NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_TYPE	4	''	NO	varchar	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(80)					NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_TYPE_VERSION	5	''	NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
+def	information_schema	PLUGINS	PLUGIN_VERSION	2	''	NO	varchar	20	60	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(20)					NEVER	NULL
+def	information_schema	PROCESSLIST	COMMAND	5	''	NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)					NEVER	NULL
 def	information_schema	PROCESSLIST	DB	4	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	PROCESSLIST	EXAMINED_ROWS	14	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(7)					NEVER	NULL
-def	information_schema	PROCESSLIST	HOST	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	PROCESSLIST	HOST	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	PROCESSLIST	ID	1	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)					NEVER	NULL
 def	information_schema	PROCESSLIST	INFO	8	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
 def	information_schema	PROCESSLIST	INFO_BINARY	16	NULL	YES	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob					NEVER	NULL
@@ -270,97 +270,97 @@ def	information_schema	PROCESSLIST	STATE	7	NULL	YES	varchar	64	192	NULL	NULL	NUL
 def	information_schema	PROCESSLIST	TID	17	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)					NEVER	NULL
 def	information_schema	PROCESSLIST	TIME	6	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(7)					NEVER	NULL
 def	information_schema	PROCESSLIST	TIME_MS	9	0.000	NO	decimal	NULL	NULL	22	3	NULL	NULL	NULL	decimal(22,3)					NEVER	NULL
-def	information_schema	PROCESSLIST	USER	2		NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)					NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	CONSTRAINT_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	CONSTRAINT_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	CONSTRAINT_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	DELETE_RULE	9		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	MATCH_OPTION	7		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	REFERENCED_TABLE_NAME	11		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	TABLE_NAME	10		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	UNIQUE_CONSTRAINT_CATALOG	4		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	PROCESSLIST	USER	2	''	NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)					NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	CONSTRAINT_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	CONSTRAINT_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	CONSTRAINT_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	DELETE_RULE	9	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	MATCH_OPTION	7	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	REFERENCED_TABLE_NAME	11	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	TABLE_NAME	10	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	UNIQUE_CONSTRAINT_CATALOG	4	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
 def	information_schema	REFERENTIAL_CONSTRAINTS	UNIQUE_CONSTRAINT_NAME	6	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	UNIQUE_CONSTRAINT_SCHEMA	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	REFERENTIAL_CONSTRAINTS	UPDATE_RULE	8		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	UNIQUE_CONSTRAINT_SCHEMA	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	REFERENTIAL_CONSTRAINTS	UPDATE_RULE	8	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	ROUTINES	CHARACTER_MAXIMUM_LENGTH	7	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)					NEVER	NULL
 def	information_schema	ROUTINES	CHARACTER_OCTET_LENGTH	8	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)					NEVER	NULL
-def	information_schema	ROUTINES	CHARACTER_SET_CLIENT	29		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	ROUTINES	CHARACTER_SET_CLIENT	29	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
 def	information_schema	ROUTINES	CHARACTER_SET_NAME	12	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	ROUTINES	COLLATION_CONNECTION	30		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	ROUTINES	COLLATION_CONNECTION	30	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
 def	information_schema	ROUTINES	COLLATION_NAME	13	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	ROUTINES	CREATED	24	0000-00-00 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
-def	information_schema	ROUTINES	DATABASE_COLLATION	31		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	ROUTINES	DATA_TYPE	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	ROUTINES	CREATED	24	'0000-00-00 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
+def	information_schema	ROUTINES	DATABASE_COLLATION	31	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	ROUTINES	DATA_TYPE	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	ROUTINES	DATETIME_PRECISION	11	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
-def	information_schema	ROUTINES	DEFINER	28		NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)					NEVER	NULL
+def	information_schema	ROUTINES	DEFINER	28	''	NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)					NEVER	NULL
 def	information_schema	ROUTINES	DTD_IDENTIFIER	14	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
 def	information_schema	ROUTINES	EXTERNAL_LANGUAGE	18	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	ROUTINES	EXTERNAL_NAME	17	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	ROUTINES	IS_DETERMINISTIC	20		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
-def	information_schema	ROUTINES	LAST_ALTERED	25	0000-00-00 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
+def	information_schema	ROUTINES	IS_DETERMINISTIC	20	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	ROUTINES	LAST_ALTERED	25	'0000-00-00 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
 def	information_schema	ROUTINES	NUMERIC_PRECISION	9	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)					NEVER	NULL
 def	information_schema	ROUTINES	NUMERIC_SCALE	10	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(21)					NEVER	NULL
-def	information_schema	ROUTINES	PARAMETER_STYLE	19		NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)					NEVER	NULL
-def	information_schema	ROUTINES	ROUTINE_BODY	15		NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)					NEVER	NULL
-def	information_schema	ROUTINES	ROUTINE_CATALOG	2		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	ROUTINES	ROUTINE_COMMENT	27		NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
+def	information_schema	ROUTINES	PARAMETER_STYLE	19	''	NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)					NEVER	NULL
+def	information_schema	ROUTINES	ROUTINE_BODY	15	''	NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)					NEVER	NULL
+def	information_schema	ROUTINES	ROUTINE_CATALOG	2	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	ROUTINES	ROUTINE_COMMENT	27	''	NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
 def	information_schema	ROUTINES	ROUTINE_DEFINITION	16	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
-def	information_schema	ROUTINES	ROUTINE_NAME	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	ROUTINES	ROUTINE_SCHEMA	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	ROUTINES	ROUTINE_TYPE	5		NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)					NEVER	NULL
-def	information_schema	ROUTINES	SECURITY_TYPE	23		NO	varchar	7	21	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(7)					NEVER	NULL
-def	information_schema	ROUTINES	SPECIFIC_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	ROUTINES	SQL_DATA_ACCESS	21		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	ROUTINES	SQL_MODE	26		NO	varchar	8192	24576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8192)					NEVER	NULL
+def	information_schema	ROUTINES	ROUTINE_NAME	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	ROUTINES	ROUTINE_SCHEMA	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	ROUTINES	ROUTINE_TYPE	5	''	NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)					NEVER	NULL
+def	information_schema	ROUTINES	SECURITY_TYPE	23	''	NO	varchar	7	21	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(7)					NEVER	NULL
+def	information_schema	ROUTINES	SPECIFIC_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	ROUTINES	SQL_DATA_ACCESS	21	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	ROUTINES	SQL_MODE	26	''	NO	varchar	8192	24576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8192)					NEVER	NULL
 def	information_schema	ROUTINES	SQL_PATH	22	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	SCHEMATA	CATALOG_NAME	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	SCHEMATA	DEFAULT_CHARACTER_SET_NAME	3		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	SCHEMATA	DEFAULT_COLLATION_NAME	4		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	SCHEMATA	SCHEMA_NAME	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	SCHEMATA	CATALOG_NAME	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	SCHEMATA	DEFAULT_CHARACTER_SET_NAME	3	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	SCHEMATA	DEFAULT_COLLATION_NAME	4	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	SCHEMATA	SCHEMA_NAME	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	SCHEMATA	SQL_PATH	5	NULL	YES	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	SCHEMA_PRIVILEGES	GRANTEE	1		NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)					NEVER	NULL
-def	information_schema	SCHEMA_PRIVILEGES	IS_GRANTABLE	5		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
-def	information_schema	SCHEMA_PRIVILEGES	PRIVILEGE_TYPE	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	SCHEMA_PRIVILEGES	TABLE_CATALOG	2		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	SCHEMA_PRIVILEGES	TABLE_SCHEMA	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	SESSION_STATUS	VARIABLE_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	SESSION_STATUS	VARIABLE_VALUE	2		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
-def	information_schema	SESSION_VARIABLES	VARIABLE_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	SESSION_VARIABLES	VARIABLE_VALUE	2		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
-def	information_schema	SPATIAL_REF_SYS	AUTH_NAME	2		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	SCHEMA_PRIVILEGES	GRANTEE	1	''	NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)					NEVER	NULL
+def	information_schema	SCHEMA_PRIVILEGES	IS_GRANTABLE	5	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	SCHEMA_PRIVILEGES	PRIVILEGE_TYPE	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	SCHEMA_PRIVILEGES	TABLE_CATALOG	2	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	SCHEMA_PRIVILEGES	TABLE_SCHEMA	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	SESSION_STATUS	VARIABLE_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	SESSION_STATUS	VARIABLE_VALUE	2	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
+def	information_schema	SESSION_VARIABLES	VARIABLE_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	SESSION_VARIABLES	VARIABLE_VALUE	2	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
+def	information_schema	SPATIAL_REF_SYS	AUTH_NAME	2	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
 def	information_schema	SPATIAL_REF_SYS	AUTH_SRID	3	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(5)					NEVER	NULL
 def	information_schema	SPATIAL_REF_SYS	SRID	1	0	NO	smallint	NULL	NULL	5	0	NULL	NULL	NULL	smallint(5)					NEVER	NULL
-def	information_schema	SPATIAL_REF_SYS	SRTEXT	4		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
+def	information_schema	SPATIAL_REF_SYS	SRTEXT	4	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
 def	information_schema	STATISTICS	CARDINALITY	10	NULL	YES	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
 def	information_schema	STATISTICS	COLLATION	9	NULL	YES	varchar	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(1)					NEVER	NULL
-def	information_schema	STATISTICS	COLUMN_NAME	8		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	STATISTICS	COLUMN_NAME	8	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	STATISTICS	COMMENT	15	NULL	YES	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)					NEVER	NULL
-def	information_schema	STATISTICS	INDEX_COMMENT	16		NO	varchar	1024	3072	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(1024)					NEVER	NULL
-def	information_schema	STATISTICS	INDEX_NAME	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	STATISTICS	INDEX_SCHEMA	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	STATISTICS	INDEX_TYPE	14		NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)					NEVER	NULL
+def	information_schema	STATISTICS	INDEX_COMMENT	16	''	NO	varchar	1024	3072	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(1024)					NEVER	NULL
+def	information_schema	STATISTICS	INDEX_NAME	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	STATISTICS	INDEX_SCHEMA	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	STATISTICS	INDEX_TYPE	14	''	NO	varchar	16	48	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(16)					NEVER	NULL
 def	information_schema	STATISTICS	NON_UNIQUE	4	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(1)					NEVER	NULL
-def	information_schema	STATISTICS	NULLABLE	13		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	STATISTICS	NULLABLE	13	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
 def	information_schema	STATISTICS	PACKED	12	NULL	YES	varchar	10	30	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(10)					NEVER	NULL
 def	information_schema	STATISTICS	SEQ_IN_INDEX	7	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(2)					NEVER	NULL
 def	information_schema	STATISTICS	SUB_PART	11	NULL	YES	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(3)					NEVER	NULL
-def	information_schema	STATISTICS	TABLE_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	STATISTICS	TABLE_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	STATISTICS	TABLE_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	STATISTICS	TABLE_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	STATISTICS	TABLE_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	STATISTICS	TABLE_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	COMMAND_LINE_ARGUMENT	14	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	DEFAULT_VALUE	5	NULL	YES	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	ENUM_VALUE_LIST	12	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	GLOBAL_VALUE	3	NULL	YES	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
-def	information_schema	SYSTEM_VARIABLES	GLOBAL_VALUE_ORIGIN	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	SYSTEM_VARIABLES	GLOBAL_VALUE_ORIGIN	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	NUMERIC_BLOCK_SIZE	11	NULL	YES	varchar	21	63	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(21)					NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	NUMERIC_MAX_VALUE	10	NULL	YES	varchar	21	63	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(21)					NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	NUMERIC_MIN_VALUE	9	NULL	YES	varchar	21	63	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(21)					NEVER	NULL
-def	information_schema	SYSTEM_VARIABLES	READ_ONLY	13		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	SYSTEM_VARIABLES	READ_ONLY	13	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
 def	information_schema	SYSTEM_VARIABLES	SESSION_VALUE	2	NULL	YES	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
-def	information_schema	SYSTEM_VARIABLES	VARIABLE_COMMENT	8		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
-def	information_schema	SYSTEM_VARIABLES	VARIABLE_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	SYSTEM_VARIABLES	VARIABLE_SCOPE	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	SYSTEM_VARIABLES	VARIABLE_TYPE	7		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	SYSTEM_VARIABLES	VARIABLE_COMMENT	8	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
+def	information_schema	SYSTEM_VARIABLES	VARIABLE_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	SYSTEM_VARIABLES	VARIABLE_SCOPE	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	SYSTEM_VARIABLES	VARIABLE_TYPE	7	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	TABLES	AUTO_INCREMENT	14	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	TABLES	AVG_ROW_LENGTH	9	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	TABLES	CHECKSUM	19	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
@@ -373,67 +373,67 @@ def	information_schema	TABLES	ENGINE	5	NULL	YES	varchar	64	192	NULL	NULL	NULL	ut
 def	information_schema	TABLES	INDEX_LENGTH	12	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	TABLES	MAX_DATA_LENGTH	11	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	TABLES	ROW_FORMAT	7	NULL	YES	varchar	10	30	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(10)					NEVER	NULL
-def	information_schema	TABLES	TABLE_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	TABLES	TABLE_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
 def	information_schema	TABLES	TABLE_COLLATION	18	NULL	YES	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	TABLES	TABLE_COMMENT	21		NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
-def	information_schema	TABLES	TABLE_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TABLES	TABLE_COMMENT	21	''	NO	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
+def	information_schema	TABLES	TABLE_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	TABLES	TABLE_ROWS	8	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
-def	information_schema	TABLES	TABLE_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TABLES	TABLE_TYPE	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TABLES	TABLE_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TABLES	TABLE_TYPE	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	TABLES	UPDATE_TIME	16	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
 def	information_schema	TABLES	VERSION	6	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	TABLESPACES	AUTOEXTEND_SIZE	6	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
-def	information_schema	TABLESPACES	ENGINE	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TABLESPACES	ENGINE	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	TABLESPACES	EXTENT_SIZE	5	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	TABLESPACES	LOGFILE_GROUP_NAME	4	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	TABLESPACES	MAXIMUM_SIZE	7	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	TABLESPACES	NODEGROUP_ID	8	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	TABLESPACES	TABLESPACE_COMMENT	9	NULL	YES	varchar	2048	6144	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(2048)					NEVER	NULL
-def	information_schema	TABLESPACES	TABLESPACE_NAME	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TABLESPACES	TABLESPACE_NAME	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	TABLESPACES	TABLESPACE_TYPE	3	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_TYPE	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TABLE_CONSTRAINTS	TABLE_NAME	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TABLE_CONSTRAINTS	TABLE_SCHEMA	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TABLE_PRIVILEGES	GRANTEE	1		NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)					NEVER	NULL
-def	information_schema	TABLE_PRIVILEGES	IS_GRANTABLE	6		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
-def	information_schema	TABLE_PRIVILEGES	PRIVILEGE_TYPE	5		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TABLE_PRIVILEGES	TABLE_CATALOG	2		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	TABLE_PRIVILEGES	TABLE_NAME	4		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TABLE_PRIVILEGES	TABLE_SCHEMA	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TABLE_CONSTRAINTS	CONSTRAINT_TYPE	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TABLE_CONSTRAINTS	TABLE_NAME	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TABLE_CONSTRAINTS	TABLE_SCHEMA	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TABLE_PRIVILEGES	GRANTEE	1	''	NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)					NEVER	NULL
+def	information_schema	TABLE_PRIVILEGES	IS_GRANTABLE	6	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	TABLE_PRIVILEGES	PRIVILEGE_TYPE	5	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TABLE_PRIVILEGES	TABLE_CATALOG	2	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	TABLE_PRIVILEGES	TABLE_NAME	4	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TABLE_PRIVILEGES	TABLE_SCHEMA	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
 def	information_schema	TABLE_STATISTICS	ROWS_CHANGED	4	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
 def	information_schema	TABLE_STATISTICS	ROWS_CHANGED_X_INDEXES	5	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
 def	information_schema	TABLE_STATISTICS	ROWS_READ	3	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
-def	information_schema	TABLE_STATISTICS	TABLE_NAME	2		NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)					NEVER	NULL
-def	information_schema	TABLE_STATISTICS	TABLE_SCHEMA	1		NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)					NEVER	NULL
+def	information_schema	TABLE_STATISTICS	TABLE_NAME	2	''	NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)					NEVER	NULL
+def	information_schema	TABLE_STATISTICS	TABLE_SCHEMA	1	''	NO	varchar	192	576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(192)					NEVER	NULL
 def	information_schema	TRIGGERS	ACTION_CONDITION	9	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
 def	information_schema	TRIGGERS	ACTION_ORDER	8	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(4)					NEVER	NULL
-def	information_schema	TRIGGERS	ACTION_ORIENTATION	11		NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)					NEVER	NULL
-def	information_schema	TRIGGERS	ACTION_REFERENCE_NEW_ROW	16		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	TRIGGERS	ACTION_ORIENTATION	11	''	NO	varchar	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(9)					NEVER	NULL
+def	information_schema	TRIGGERS	ACTION_REFERENCE_NEW_ROW	16	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
 def	information_schema	TRIGGERS	ACTION_REFERENCE_NEW_TABLE	14	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TRIGGERS	ACTION_REFERENCE_OLD_ROW	15		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	TRIGGERS	ACTION_REFERENCE_OLD_ROW	15	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
 def	information_schema	TRIGGERS	ACTION_REFERENCE_OLD_TABLE	13	NULL	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TRIGGERS	ACTION_STATEMENT	10		NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
-def	information_schema	TRIGGERS	ACTION_TIMING	12		NO	varchar	6	18	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(6)					NEVER	NULL
-def	information_schema	TRIGGERS	CHARACTER_SET_CLIENT	20		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	TRIGGERS	COLLATION_CONNECTION	21		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	TRIGGERS	ACTION_STATEMENT	10	''	NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
+def	information_schema	TRIGGERS	ACTION_TIMING	12	''	NO	varchar	6	18	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(6)					NEVER	NULL
+def	information_schema	TRIGGERS	CHARACTER_SET_CLIENT	20	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	TRIGGERS	COLLATION_CONNECTION	21	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
 def	information_schema	TRIGGERS	CREATED	17	NULL	YES	datetime	NULL	NULL	NULL	NULL	2	NULL	NULL	datetime(2)					NEVER	NULL
-def	information_schema	TRIGGERS	DATABASE_COLLATION	22		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	TRIGGERS	DEFINER	19		NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)					NEVER	NULL
-def	information_schema	TRIGGERS	EVENT_MANIPULATION	4		NO	varchar	6	18	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(6)					NEVER	NULL
-def	information_schema	TRIGGERS	EVENT_OBJECT_CATALOG	5		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	TRIGGERS	EVENT_OBJECT_SCHEMA	6		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TRIGGERS	EVENT_OBJECT_TABLE	7		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TRIGGERS	SQL_MODE	18		NO	varchar	8192	24576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8192)					NEVER	NULL
-def	information_schema	TRIGGERS	TRIGGER_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	TRIGGERS	TRIGGER_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	TRIGGERS	TRIGGER_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	USER_PRIVILEGES	GRANTEE	1		NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)					NEVER	NULL
-def	information_schema	USER_PRIVILEGES	IS_GRANTABLE	4		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
-def	information_schema	USER_PRIVILEGES	PRIVILEGE_TYPE	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	USER_PRIVILEGES	TABLE_CATALOG	2		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	TRIGGERS	DATABASE_COLLATION	22	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	TRIGGERS	DEFINER	19	''	NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)					NEVER	NULL
+def	information_schema	TRIGGERS	EVENT_MANIPULATION	4	''	NO	varchar	6	18	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(6)					NEVER	NULL
+def	information_schema	TRIGGERS	EVENT_OBJECT_CATALOG	5	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	TRIGGERS	EVENT_OBJECT_SCHEMA	6	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TRIGGERS	EVENT_OBJECT_TABLE	7	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TRIGGERS	SQL_MODE	18	''	NO	varchar	8192	24576	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8192)					NEVER	NULL
+def	information_schema	TRIGGERS	TRIGGER_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	TRIGGERS	TRIGGER_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	TRIGGERS	TRIGGER_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	USER_PRIVILEGES	GRANTEE	1	''	NO	varchar	190	570	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(190)					NEVER	NULL
+def	information_schema	USER_PRIVILEGES	IS_GRANTABLE	4	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	USER_PRIVILEGES	PRIVILEGE_TYPE	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	USER_PRIVILEGES	TABLE_CATALOG	2	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
 def	information_schema	USER_STATISTICS	ACCESS_DENIED	22	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
 def	information_schema	USER_STATISTICS	BINLOG_BYTES_WRITTEN	9	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
 def	information_schema	USER_STATISTICS	BUSY_TIME	5	0	NO	double	NULL	NULL	21	NULL	NULL	NULL	NULL	double					NEVER	NULL
@@ -458,18 +458,18 @@ def	information_schema	USER_STATISTICS	SELECT_COMMANDS	15	0	NO	bigint	NULL	NULL
 def	information_schema	USER_STATISTICS	TOTAL_CONNECTIONS	2	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)					NEVER	NULL
 def	information_schema	USER_STATISTICS	TOTAL_SSL_CONNECTIONS	24	0	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	information_schema	USER_STATISTICS	UPDATE_COMMANDS	16	0	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(21)					NEVER	NULL
-def	information_schema	USER_STATISTICS	USER	1		NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)					NEVER	NULL
-def	information_schema	VIEWS	ALGORITHM	11		NO	varchar	10	30	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(10)					NEVER	NULL
-def	information_schema	VIEWS	CHARACTER_SET_CLIENT	9		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	VIEWS	CHECK_OPTION	5		NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)					NEVER	NULL
-def	information_schema	VIEWS	COLLATION_CONNECTION	10		NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
-def	information_schema	VIEWS	DEFINER	7		NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)					NEVER	NULL
-def	information_schema	VIEWS	IS_UPDATABLE	6		NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
-def	information_schema	VIEWS	SECURITY_TYPE	8		NO	varchar	7	21	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(7)					NEVER	NULL
-def	information_schema	VIEWS	TABLE_CATALOG	1		NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
-def	information_schema	VIEWS	TABLE_NAME	3		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	VIEWS	TABLE_SCHEMA	2		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
-def	information_schema	VIEWS	VIEW_DEFINITION	4		NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
+def	information_schema	USER_STATISTICS	USER	1	''	NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)					NEVER	NULL
+def	information_schema	VIEWS	ALGORITHM	11	''	NO	varchar	10	30	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(10)					NEVER	NULL
+def	information_schema	VIEWS	CHARACTER_SET_CLIENT	9	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	VIEWS	CHECK_OPTION	5	''	NO	varchar	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(8)					NEVER	NULL
+def	information_schema	VIEWS	COLLATION_CONNECTION	10	''	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(32)					NEVER	NULL
+def	information_schema	VIEWS	DEFINER	7	''	NO	varchar	189	567	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(189)					NEVER	NULL
+def	information_schema	VIEWS	IS_UPDATABLE	6	''	NO	varchar	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(3)					NEVER	NULL
+def	information_schema	VIEWS	SECURITY_TYPE	8	''	NO	varchar	7	21	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(7)					NEVER	NULL
+def	information_schema	VIEWS	TABLE_CATALOG	1	''	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
+def	information_schema	VIEWS	TABLE_NAME	3	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	VIEWS	TABLE_SCHEMA	2	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)					NEVER	NULL
+def	information_schema	VIEWS	VIEW_DEFINITION	4	''	NO	longtext	4294967295	4294967295	NULL	NULL	NULL	utf8	utf8_general_ci	longtext					NEVER	NULL
 ##########################################################################
 # Show the quotient of CHARACTER_OCTET_LENGTH and CHARACTER_MAXIMUM_LENGTH
 ##########################################################################

--- a/mysql-test/suite/funcs_1/r/is_columns_memory.result
+++ b/mysql-test/suite/funcs_1/r/is_columns_memory.result
@@ -473,15 +473,15 @@ def	test	tb1	f56	48	0000000099	NO	decimal	NULL	NULL	10	0	NULL	NULL	NULL	decimal(
 def	test	tb1	f57	49	99	NO	decimal	NULL	NULL	10	0	NULL	NULL	NULL	decimal(10,0)			select,insert,update,references		NEVER	NULL
 def	test	tb1	f58	50	99	NO	decimal	NULL	NULL	64	0	NULL	NULL	NULL	decimal(64,0)			select,insert,update,references		NEVER	NULL
 def	test	tb2	f100	42	00000000000000000008.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsigned zerofill			select,insert,update,references		NEVER	NULL
-def	test	tb2	f101	43	2000-01-01	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
-def	test	tb2	f102	44	00:00:20	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time			select,insert,update,references		NEVER	NULL
-def	test	tb2	f103	45	0002-02-02 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
-def	test	tb2	f104	46	2000-12-31 23:59:59	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	test	tb2	f101	43	'2000-01-01'	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
+def	test	tb2	f102	44	'00:00:20'	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time			select,insert,update,references		NEVER	NULL
+def	test	tb2	f103	45	'0002-02-02 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
+def	test	tb2	f104	46	'2000-12-31 23:59:59'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
 def	test	tb2	f105	47	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
 def	test	tb2	f106	48	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
 def	test	tb2	f107	49	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
-def	test	tb2	f108	50	1enum	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')			select,insert,update,references		NEVER	NULL
-def	test	tb2	f109	51	1set	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')			select,insert,update,references		NEVER	NULL
+def	test	tb2	f108	50	'1enum'	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')			select,insert,update,references		NEVER	NULL
+def	test	tb2	f109	51	'1set'	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')			select,insert,update,references		NEVER	NULL
 def	test	tb2	f59	1	NULL	YES	decimal	NULL	NULL	10	0	NULL	NULL	NULL	decimal(10,0) unsigned			select,insert,update,references		NEVER	NULL
 def	test	tb2	f60	2	NULL	YES	decimal	NULL	NULL	64	0	NULL	NULL	NULL	decimal(64,0) unsigned			select,insert,update,references		NEVER	NULL
 def	test	tb2	f61	3	NULL	YES	decimal	NULL	NULL	10	0	NULL	NULL	NULL	decimal(10,0) unsigned zerofill			select,insert,update,references		NEVER	NULL
@@ -523,12 +523,12 @@ def	test	tb2	f96	38	8.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsign
 def	test	tb2	f97	39	0000000008.8	NO	float	NULL	NULL	12	NULL	NULL	NULL	NULL	float unsigned zerofill			select,insert,update,references		NEVER	NULL
 def	test	tb2	f98	40	00000000000000000008.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsigned zerofill			select,insert,update,references		NEVER	NULL
 def	test	tb2	f99	41	0000000008.8	NO	float	NULL	NULL	12	NULL	NULL	NULL	NULL	float unsigned zerofill			select,insert,update,references		NEVER	NULL
-def	test	tb3	f118	1	a	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)			select,insert,update,references		NEVER	NULL
-def	test	tb3	f119	2		NO	char	1	1	NULL	NULL	NULL	latin1	latin1_bin	char(1)			select,insert,update,references		NEVER	NULL
-def	test	tb3	f120	3		NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)			select,insert,update,references		NEVER	NULL
+def	test	tb3	f118	1	'a'	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)			select,insert,update,references		NEVER	NULL
+def	test	tb3	f119	2	''	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_bin	char(1)			select,insert,update,references		NEVER	NULL
+def	test	tb3	f120	3	''	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)			select,insert,update,references		NEVER	NULL
 def	test	tb3	f121	4	NULL	YES	char	50	50	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(50)			select,insert,update,references		NEVER	NULL
 def	test	tb3	f122	5	NULL	YES	char	50	50	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(50)			select,insert,update,references		NEVER	NULL
-def	test	tb3	f129	6		NO	binary	1	1	NULL	NULL	NULL	NULL	NULL	binary(1)			select,insert,update,references		NEVER	NULL
+def	test	tb3	f129	6	''	NO	binary	1	1	NULL	NULL	NULL	NULL	NULL	binary(1)			select,insert,update,references		NEVER	NULL
 def	test	tb3	f130	7	99	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(4)			select,insert,update,references		NEVER	NULL
 def	test	tb3	f131	8	99	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(3) unsigned			select,insert,update,references		NEVER	NULL
 def	test	tb3	f132	9	099	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(3) unsigned zerofill			select,insert,update,references		NEVER	NULL
@@ -633,15 +633,15 @@ def	test	tb4	f239	56	NULL	YES	varbinary	0	0	NULL	NULL	NULL	NULL	NULL	varbinary(0
 def	test	tb4	f240	57	NULL	YES	varchar	1200	1200	NULL	NULL	NULL	latin1	latin1_swedish_ci	varchar(1200)			select,insert,update,references		NEVER	NULL
 def	test	tb4	f241	53	NULL	YES	char	255	255	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(255)			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f100	42	00000000000000000008.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsigned zerofill			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f101	43	2000-01-01	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f102	44	00:00:20	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f103	45	0002-02-02 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f104	46	2000-12-31 23:59:59	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f101	43	'2000-01-01'	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f102	44	'00:00:20'	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f103	45	'0002-02-02 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f104	46	'2000-12-31 23:59:59'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f105	47	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f106	48	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f107	49	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f108	50	1enum	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f109	51	1set	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f108	50	'1enum'	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f109	51	'1set'	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f59	1	NULL	YES	decimal	NULL	NULL	10	0	NULL	NULL	NULL	decimal(10,0) unsigned			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f60	2	NULL	YES	decimal	NULL	NULL	64	0	NULL	NULL	NULL	decimal(64,0) unsigned			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f61	3	NULL	YES	decimal	NULL	NULL	10	0	NULL	NULL	NULL	decimal(10,0) unsigned zerofill			select,insert,update,references		NEVER	NULL

--- a/mysql-test/suite/funcs_1/r/is_columns_myisam.result
+++ b/mysql-test/suite/funcs_1/r/is_columns_myisam.result
@@ -521,15 +521,15 @@ def	test	tb1	f7	7	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	latin1
 def	test	tb1	f8	8	NULL	YES	tinyblob	255	255	NULL	NULL	NULL	NULL	NULL	tinyblob			select,insert,update,references		NEVER	NULL
 def	test	tb1	f9	9	NULL	YES	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob			select,insert,update,references		NEVER	NULL
 def	test	tb2	f100	42	00000000000000000008.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsigned zerofill			select,insert,update,references		NEVER	NULL
-def	test	tb2	f101	43	2000-01-01	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
-def	test	tb2	f102	44	00:00:20	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time			select,insert,update,references		NEVER	NULL
-def	test	tb2	f103	45	0002-02-02 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
-def	test	tb2	f104	46	2000-12-31 23:59:59	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	test	tb2	f101	43	'2000-01-01'	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
+def	test	tb2	f102	44	'00:00:20'	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time			select,insert,update,references		NEVER	NULL
+def	test	tb2	f103	45	'0002-02-02 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
+def	test	tb2	f104	46	'2000-12-31 23:59:59'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
 def	test	tb2	f105	47	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
 def	test	tb2	f106	48	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
 def	test	tb2	f107	49	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
-def	test	tb2	f108	50	1enum	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')			select,insert,update,references		NEVER	NULL
-def	test	tb2	f109	51	1set	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')			select,insert,update,references		NEVER	NULL
+def	test	tb2	f108	50	'1enum'	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')			select,insert,update,references		NEVER	NULL
+def	test	tb2	f109	51	'1set'	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')			select,insert,update,references		NEVER	NULL
 def	test	tb2	f110	52	NULL	YES	varbinary	64	64	NULL	NULL	NULL	NULL	NULL	varbinary(64)			select,insert,update,references		NEVER	NULL
 def	test	tb2	f111	53	NULL	YES	varbinary	27	27	NULL	NULL	NULL	NULL	NULL	varbinary(27)			select,insert,update,references		NEVER	NULL
 def	test	tb2	f112	54	NULL	YES	varbinary	64	64	NULL	NULL	NULL	NULL	NULL	varbinary(64)			select,insert,update,references		NEVER	NULL
@@ -579,9 +579,9 @@ def	test	tb2	f96	38	8.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsign
 def	test	tb2	f97	39	0000000008.8	NO	float	NULL	NULL	12	NULL	NULL	NULL	NULL	float unsigned zerofill			select,insert,update,references		NEVER	NULL
 def	test	tb2	f98	40	00000000000000000008.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsigned zerofill			select,insert,update,references		NEVER	NULL
 def	test	tb2	f99	41	0000000008.8	NO	float	NULL	NULL	12	NULL	NULL	NULL	NULL	float unsigned zerofill			select,insert,update,references		NEVER	NULL
-def	test	tb3	f118	1	a	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)			select,insert,update,references		NEVER	NULL
-def	test	tb3	f119	2		NO	char	1	1	NULL	NULL	NULL	latin1	latin1_bin	char(1)			select,insert,update,references		NEVER	NULL
-def	test	tb3	f120	3		NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)			select,insert,update,references		NEVER	NULL
+def	test	tb3	f118	1	'a'	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)			select,insert,update,references		NEVER	NULL
+def	test	tb3	f119	2	''	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_bin	char(1)			select,insert,update,references		NEVER	NULL
+def	test	tb3	f120	3	''	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)			select,insert,update,references		NEVER	NULL
 def	test	tb3	f121	4	NULL	YES	tinytext	255	255	NULL	NULL	NULL	latin1	latin1_swedish_ci	tinytext			select,insert,update,references		NEVER	NULL
 def	test	tb3	f122	5	NULL	YES	text	65535	65535	NULL	NULL	NULL	latin1	latin1_swedish_ci	text			select,insert,update,references		NEVER	NULL
 def	test	tb3	f123	6	NULL	YES	mediumtext	16777215	16777215	NULL	NULL	NULL	latin1	latin1_swedish_ci	mediumtext			select,insert,update,references		NEVER	NULL
@@ -590,7 +590,7 @@ def	test	tb3	f125	8	NULL	YES	tinyblob	255	255	NULL	NULL	NULL	NULL	NULL	tinyblob
 def	test	tb3	f126	9	NULL	YES	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob			select,insert,update,references		NEVER	NULL
 def	test	tb3	f127	10	NULL	YES	mediumblob	16777215	16777215	NULL	NULL	NULL	NULL	NULL	mediumblob			select,insert,update,references		NEVER	NULL
 def	test	tb3	f128	11	NULL	YES	longblob	4294967295	4294967295	NULL	NULL	NULL	NULL	NULL	longblob			select,insert,update,references		NEVER	NULL
-def	test	tb3	f129	12		NO	binary	1	1	NULL	NULL	NULL	NULL	NULL	binary(1)			select,insert,update,references		NEVER	NULL
+def	test	tb3	f129	12	''	NO	binary	1	1	NULL	NULL	NULL	NULL	NULL	binary(1)			select,insert,update,references		NEVER	NULL
 def	test	tb3	f130	13	99	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(4)			select,insert,update,references		NEVER	NULL
 def	test	tb3	f131	14	99	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(3) unsigned			select,insert,update,references		NEVER	NULL
 def	test	tb3	f132	15	099	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(3) unsigned zerofill			select,insert,update,references		NEVER	NULL
@@ -705,15 +705,15 @@ def	test	tb4	f240	65	NULL	YES	varchar	120	120	NULL	NULL	NULL	latin1	latin1_swedi
 def	test	tb4	f241	66	NULL	YES	char	100	100	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(100)			select,insert,update,references		NEVER	NULL
 def	test	tb4	f242	67	NULL	YES	bit	NULL	NULL	30	NULL	NULL	NULL	NULL	bit(30)			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f100	42	00000000000000000008.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsigned zerofill			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f101	43	2000-01-01	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f102	44	00:00:20	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f103	45	0002-02-02 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f104	46	2000-12-31 23:59:59	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f101	43	'2000-01-01'	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f102	44	'00:00:20'	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f103	45	'0002-02-02 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f104	46	'2000-12-31 23:59:59'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f105	47	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f106	48	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f107	49	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f108	50	1enum	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')			select,insert,update,references		NEVER	NULL
-def	test1	tb2	f109	51	1set	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f108	50	'1enum'	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')			select,insert,update,references		NEVER	NULL
+def	test1	tb2	f109	51	'1set'	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f110	52	NULL	YES	varbinary	64	64	NULL	NULL	NULL	NULL	NULL	varbinary(64)			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f111	53	NULL	YES	varbinary	27	27	NULL	NULL	NULL	NULL	NULL	varbinary(27)			select,insert,update,references		NEVER	NULL
 def	test1	tb2	f112	54	NULL	YES	varbinary	64	64	NULL	NULL	NULL	NULL	NULL	varbinary(64)			select,insert,update,references		NEVER	NULL

--- a/mysql-test/suite/funcs_1/r/is_columns_myisam_embedded.result
+++ b/mysql-test/suite/funcs_1/r/is_columns_myisam_embedded.result
@@ -521,15 +521,15 @@ def	test	tb1	f7	7	NULL	YES	longtext	4294967295	4294967295	NULL	NULL	NULL	latin1
 def	test	tb1	f8	8	NULL	YES	tinyblob	255	255	NULL	NULL	NULL	NULL	NULL	tinyblob					NEVER	NULL
 def	test	tb1	f9	9	NULL	YES	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob					NEVER	NULL
 def	test	tb2	f100	42	00000000000000000008.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsigned zerofill					NEVER	NULL
-def	test	tb2	f101	43	2000-01-01	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date					NEVER	NULL
-def	test	tb2	f102	44	00:00:20	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time					NEVER	NULL
-def	test	tb2	f103	45	0002-02-02 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
-def	test	tb2	f104	46	2000-12-31 23:59:59	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp					NEVER	NULL
+def	test	tb2	f101	43	'2000-01-01'	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date					NEVER	NULL
+def	test	tb2	f102	44	'00:00:20'	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time					NEVER	NULL
+def	test	tb2	f103	45	'0002-02-02 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
+def	test	tb2	f104	46	'2000-12-31 23:59:59'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp					NEVER	NULL
 def	test	tb2	f105	47	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)					NEVER	NULL
 def	test	tb2	f106	48	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)					NEVER	NULL
 def	test	tb2	f107	49	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)					NEVER	NULL
-def	test	tb2	f108	50	1enum	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')					NEVER	NULL
-def	test	tb2	f109	51	1set	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')					NEVER	NULL
+def	test	tb2	f108	50	'1enum'	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')					NEVER	NULL
+def	test	tb2	f109	51	'1set'	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')					NEVER	NULL
 def	test	tb2	f110	52	NULL	YES	varbinary	64	64	NULL	NULL	NULL	NULL	NULL	varbinary(64)					NEVER	NULL
 def	test	tb2	f111	53	NULL	YES	varbinary	27	27	NULL	NULL	NULL	NULL	NULL	varbinary(27)					NEVER	NULL
 def	test	tb2	f112	54	NULL	YES	varbinary	64	64	NULL	NULL	NULL	NULL	NULL	varbinary(64)					NEVER	NULL
@@ -579,9 +579,9 @@ def	test	tb2	f96	38	8.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsign
 def	test	tb2	f97	39	0000000008.8	NO	float	NULL	NULL	12	NULL	NULL	NULL	NULL	float unsigned zerofill					NEVER	NULL
 def	test	tb2	f98	40	00000000000000000008.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsigned zerofill					NEVER	NULL
 def	test	tb2	f99	41	0000000008.8	NO	float	NULL	NULL	12	NULL	NULL	NULL	NULL	float unsigned zerofill					NEVER	NULL
-def	test	tb3	f118	1	a	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)					NEVER	NULL
-def	test	tb3	f119	2		NO	char	1	1	NULL	NULL	NULL	latin1	latin1_bin	char(1)					NEVER	NULL
-def	test	tb3	f120	3		NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)					NEVER	NULL
+def	test	tb3	f118	1	'a'	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)					NEVER	NULL
+def	test	tb3	f119	2	''	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_bin	char(1)					NEVER	NULL
+def	test	tb3	f120	3	''	NO	char	1	1	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(1)					NEVER	NULL
 def	test	tb3	f121	4	NULL	YES	tinytext	255	255	NULL	NULL	NULL	latin1	latin1_swedish_ci	tinytext					NEVER	NULL
 def	test	tb3	f122	5	NULL	YES	text	65535	65535	NULL	NULL	NULL	latin1	latin1_swedish_ci	text					NEVER	NULL
 def	test	tb3	f123	6	NULL	YES	mediumtext	16777215	16777215	NULL	NULL	NULL	latin1	latin1_swedish_ci	mediumtext					NEVER	NULL
@@ -590,7 +590,7 @@ def	test	tb3	f125	8	NULL	YES	tinyblob	255	255	NULL	NULL	NULL	NULL	NULL	tinyblob
 def	test	tb3	f126	9	NULL	YES	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob					NEVER	NULL
 def	test	tb3	f127	10	NULL	YES	mediumblob	16777215	16777215	NULL	NULL	NULL	NULL	NULL	mediumblob					NEVER	NULL
 def	test	tb3	f128	11	NULL	YES	longblob	4294967295	4294967295	NULL	NULL	NULL	NULL	NULL	longblob					NEVER	NULL
-def	test	tb3	f129	12		NO	binary	1	1	NULL	NULL	NULL	NULL	NULL	binary(1)					NEVER	NULL
+def	test	tb3	f129	12	''	NO	binary	1	1	NULL	NULL	NULL	NULL	NULL	binary(1)					NEVER	NULL
 def	test	tb3	f130	13	99	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(4)					NEVER	NULL
 def	test	tb3	f131	14	99	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(3) unsigned					NEVER	NULL
 def	test	tb3	f132	15	099	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(3) unsigned zerofill					NEVER	NULL
@@ -705,15 +705,15 @@ def	test	tb4	f240	65	NULL	YES	varchar	120	120	NULL	NULL	NULL	latin1	latin1_swedi
 def	test	tb4	f241	66	NULL	YES	char	100	100	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(100)					NEVER	NULL
 def	test	tb4	f242	67	NULL	YES	bit	NULL	NULL	30	NULL	NULL	NULL	NULL	bit(30)					NEVER	NULL
 def	test1	tb2	f100	42	00000000000000000008.8	NO	double	NULL	NULL	22	NULL	NULL	NULL	NULL	double unsigned zerofill					NEVER	NULL
-def	test1	tb2	f101	43	2000-01-01	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date					NEVER	NULL
-def	test1	tb2	f102	44	00:00:20	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time					NEVER	NULL
-def	test1	tb2	f103	45	0002-02-02 00:00:00	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
-def	test1	tb2	f104	46	2000-12-31 23:59:59	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp					NEVER	NULL
+def	test1	tb2	f101	43	'2000-01-01'	NO	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date					NEVER	NULL
+def	test1	tb2	f102	44	'00:00:20'	NO	time	NULL	NULL	NULL	NULL	0	NULL	NULL	time					NEVER	NULL
+def	test1	tb2	f103	45	'0002-02-02 00:00:00'	NO	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
+def	test1	tb2	f104	46	'2000-12-31 23:59:59'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp					NEVER	NULL
 def	test1	tb2	f105	47	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)					NEVER	NULL
 def	test1	tb2	f106	48	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)					NEVER	NULL
 def	test1	tb2	f107	49	2000	NO	year	NULL	NULL	NULL	NULL	NULL	NULL	NULL	year(4)					NEVER	NULL
-def	test1	tb2	f108	50	1enum	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')					NEVER	NULL
-def	test1	tb2	f109	51	1set	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')					NEVER	NULL
+def	test1	tb2	f108	50	'1enum'	NO	enum	5	5	NULL	NULL	NULL	latin1	latin1_swedish_ci	enum('1enum','2enum')					NEVER	NULL
+def	test1	tb2	f109	51	'1set'	NO	set	9	9	NULL	NULL	NULL	latin1	latin1_swedish_ci	set('1set','2set')					NEVER	NULL
 def	test1	tb2	f110	52	NULL	YES	varbinary	64	64	NULL	NULL	NULL	NULL	NULL	varbinary(64)					NEVER	NULL
 def	test1	tb2	f111	53	NULL	YES	varbinary	27	27	NULL	NULL	NULL	NULL	NULL	varbinary(27)					NEVER	NULL
 def	test1	tb2	f112	54	NULL	YES	varbinary	64	64	NULL	NULL	NULL	NULL	NULL	varbinary(64)					NEVER	NULL

--- a/mysql-test/suite/funcs_1/r/is_columns_mysql.result
+++ b/mysql-test/suite/funcs_1/r/is_columns_mysql.result
@@ -2,13 +2,13 @@ SELECT * FROM information_schema.columns
 WHERE table_schema = 'mysql'
 ORDER BY table_schema, table_name, column_name;
 TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	COLUMN_NAME	ORDINAL_POSITION	COLUMN_DEFAULT	IS_NULLABLE	DATA_TYPE	CHARACTER_MAXIMUM_LENGTH	CHARACTER_OCTET_LENGTH	NUMERIC_PRECISION	NUMERIC_SCALE	DATETIME_PRECISION	CHARACTER_SET_NAME	COLLATION_NAME	COLUMN_TYPE	COLUMN_KEY	EXTRA	PRIVILEGES	COLUMN_COMMENT	IS_GENERATED	GENERATION_EXPRESSION
-def	mysql	columns_priv	Column_name	5		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	columns_priv	Column_priv	7		NO	set	31	93	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','References')			select,insert,update,references		NEVER	NULL
-def	mysql	columns_priv	Db	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	columns_priv	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	columns_priv	Table_name	4		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	columns_priv	Column_name	5	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	columns_priv	Column_priv	7	''	NO	set	31	93	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','References')			select,insert,update,references		NEVER	NULL
+def	mysql	columns_priv	Db	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	columns_priv	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	columns_priv	Table_name	4	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	columns_priv	Timestamp	6	current_timestamp()	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp		on update current_timestamp()	select,insert,update,references		NEVER	NULL
-def	mysql	columns_priv	User	3		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	columns_priv	User	3	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	column_stats	avg_frequency	8	NULL	YES	decimal	NULL	NULL	12	4	NULL	NULL	NULL	decimal(12,4)			select,insert,update,references		NEVER	NULL
 def	mysql	column_stats	avg_length	7	NULL	YES	decimal	NULL	NULL	12	4	NULL	NULL	NULL	decimal(12,4)			select,insert,update,references		NEVER	NULL
 def	mysql	column_stats	column_name	3	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI		select,insert,update,references		NEVER	NULL
@@ -20,52 +20,52 @@ def	mysql	column_stats	max_value	5	NULL	YES	varbinary	255	255	NULL	NULL	NULL	NUL
 def	mysql	column_stats	min_value	4	NULL	YES	varbinary	255	255	NULL	NULL	NULL	NULL	NULL	varbinary(255)			select,insert,update,references		NEVER	NULL
 def	mysql	column_stats	nulls_ratio	6	NULL	YES	decimal	NULL	NULL	12	4	NULL	NULL	NULL	decimal(12,4)			select,insert,update,references		NEVER	NULL
 def	mysql	column_stats	table_name	2	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	db	Alter_priv	13	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Alter_routine_priv	19	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Create_priv	8	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Create_routine_priv	18	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Create_tmp_table_priv	14	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Create_view_priv	16	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Db	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	db	Delete_priv	7	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Drop_priv	9	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Event_priv	21	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Execute_priv	20	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Grant_priv	10	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	db	Index_priv	12	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Insert_priv	5	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Lock_tables_priv	15	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	References_priv	11	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Select_priv	4	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Show_view_priv	17	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Trigger_priv	22	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	Update_priv	6	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	db	User	3		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	db	Alter_priv	13	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Alter_routine_priv	19	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Create_priv	8	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Create_routine_priv	18	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Create_tmp_table_priv	14	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Create_view_priv	16	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Db	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	db	Delete_priv	7	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Drop_priv	9	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Event_priv	21	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Execute_priv	20	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Grant_priv	10	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	db	Index_priv	12	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Insert_priv	5	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Lock_tables_priv	15	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	References_priv	11	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Select_priv	4	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Show_view_priv	17	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Trigger_priv	22	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	Update_priv	6	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	db	User	3	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	event	body	3	NULL	NO	longblob	4294967295	4294967295	NULL	NULL	NULL	NULL	NULL	longblob			select,insert,update,references		NEVER	NULL
 def	mysql	event	body_utf8	22	NULL	YES	longblob	4294967295	4294967295	NULL	NULL	NULL	NULL	NULL	longblob			select,insert,update,references		NEVER	NULL
 def	mysql	event	character_set_client	19	NULL	YES	char	32	96	NULL	NULL	NULL	utf8	utf8_bin	char(32)			select,insert,update,references		NEVER	NULL
 def	mysql	event	collation_connection	20	NULL	YES	char	32	96	NULL	NULL	NULL	utf8	utf8_bin	char(32)			select,insert,update,references		NEVER	NULL
-def	mysql	event	comment	16		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)			select,insert,update,references		NEVER	NULL
+def	mysql	event	comment	16	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)			select,insert,update,references		NEVER	NULL
 def	mysql	event	created	8	current_timestamp()	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp		on update current_timestamp()	select,insert,update,references		NEVER	NULL
-def	mysql	event	db	1		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	event	db	1	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	event	db_collation	21	NULL	YES	char	32	96	NULL	NULL	NULL	utf8	utf8_bin	char(32)			select,insert,update,references		NEVER	NULL
-def	mysql	event	definer	4		NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)			select,insert,update,references		NEVER	NULL
+def	mysql	event	definer	4	''	NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)			select,insert,update,references		NEVER	NULL
 def	mysql	event	ends	12	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
 def	mysql	event	execute_at	5	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
 def	mysql	event	interval_field	7	NULL	YES	enum	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	enum('YEAR','QUARTER','MONTH','DAY','HOUR','MINUTE','WEEK','SECOND','MICROSECOND','YEAR_MONTH','DAY_HOUR','DAY_MINUTE','DAY_SECOND','HOUR_MINUTE','HOUR_SECOND','MINUTE_SECOND','DAY_MICROSECOND','HOUR_MICROSECOND','MINUTE_MICROSECOND','SECOND_MICROSECOND')			select,insert,update,references		NEVER	NULL
 def	mysql	event	interval_value	6	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)			select,insert,update,references		NEVER	NULL
 def	mysql	event	last_executed	10	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
-def	mysql	event	modified	9	0000-00-00 00:00:00	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
-def	mysql	event	name	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	event	on_completion	14	DROP	NO	enum	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	enum('DROP','PRESERVE')			select,insert,update,references		NEVER	NULL
+def	mysql	event	modified	9	'0000-00-00 00:00:00'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	mysql	event	name	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	event	on_completion	14	'DROP'	NO	enum	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	enum('DROP','PRESERVE')			select,insert,update,references		NEVER	NULL
 def	mysql	event	originator	17	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned			select,insert,update,references		NEVER	NULL
-def	mysql	event	sql_mode	15		NO	set	494	1482	NULL	NULL	NULL	utf8	utf8_general_ci	set('REAL_AS_FLOAT','PIPES_AS_CONCAT','ANSI_QUOTES','IGNORE_SPACE','IGNORE_BAD_TABLE_OPTIONS','ONLY_FULL_GROUP_BY','NO_UNSIGNED_SUBTRACTION','NO_DIR_IN_CREATE','POSTGRESQL','ORACLE','MSSQL','DB2','MAXDB','NO_KEY_OPTIONS','NO_TABLE_OPTIONS','NO_FIELD_OPTIONS','MYSQL323','MYSQL40','ANSI','NO_AUTO_VALUE_ON_ZERO','NO_BACKSLASH_ESCAPES','STRICT_TRANS_TABLES','STRICT_ALL_TABLES','NO_ZERO_IN_DATE','NO_ZERO_DATE','INVALID_DATES','ERROR_FOR_DIVISION_BY_ZERO','TRADITIONAL','NO_AUTO_CREATE_USER','HIGH_NOT_PRECEDENCE','NO_ENGINE_SUBSTITUTION','PAD_CHAR_TO_FULL_LENGTH')			select,insert,update,references		NEVER	NULL
+def	mysql	event	sql_mode	15	''	NO	set	494	1482	NULL	NULL	NULL	utf8	utf8_general_ci	set('REAL_AS_FLOAT','PIPES_AS_CONCAT','ANSI_QUOTES','IGNORE_SPACE','IGNORE_BAD_TABLE_OPTIONS','ONLY_FULL_GROUP_BY','NO_UNSIGNED_SUBTRACTION','NO_DIR_IN_CREATE','POSTGRESQL','ORACLE','MSSQL','DB2','MAXDB','NO_KEY_OPTIONS','NO_TABLE_OPTIONS','NO_FIELD_OPTIONS','MYSQL323','MYSQL40','ANSI','NO_AUTO_VALUE_ON_ZERO','NO_BACKSLASH_ESCAPES','STRICT_TRANS_TABLES','STRICT_ALL_TABLES','NO_ZERO_IN_DATE','NO_ZERO_DATE','INVALID_DATES','ERROR_FOR_DIVISION_BY_ZERO','TRADITIONAL','NO_AUTO_CREATE_USER','HIGH_NOT_PRECEDENCE','NO_ENGINE_SUBSTITUTION','PAD_CHAR_TO_FULL_LENGTH')			select,insert,update,references		NEVER	NULL
 def	mysql	event	starts	11	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime			select,insert,update,references		NEVER	NULL
-def	mysql	event	status	13	ENABLED	NO	enum	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	enum('ENABLED','DISABLED','SLAVESIDE_DISABLED')			select,insert,update,references		NEVER	NULL
-def	mysql	event	time_zone	18	SYSTEM	NO	char	64	64	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(64)			select,insert,update,references		NEVER	NULL
-def	mysql	func	dl	3		NO	char	128	384	NULL	NULL	NULL	utf8	utf8_bin	char(128)			select,insert,update,references		NEVER	NULL
-def	mysql	func	name	1		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	event	status	13	'ENABLED'	NO	enum	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	enum('ENABLED','DISABLED','SLAVESIDE_DISABLED')			select,insert,update,references		NEVER	NULL
+def	mysql	event	time_zone	18	'SYSTEM'	NO	char	64	64	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(64)			select,insert,update,references		NEVER	NULL
+def	mysql	func	dl	3	''	NO	char	128	384	NULL	NULL	NULL	utf8	utf8_bin	char(128)			select,insert,update,references		NEVER	NULL
+def	mysql	func	name	1	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	func	ret	2	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(1)			select,insert,update,references		NEVER	NULL
 def	mysql	func	type	4	NULL	NO	enum	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	enum('function','aggregate')			select,insert,update,references		NEVER	NULL
 def	mysql	general_log	argument	6	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NULL	utf8	utf8_general_ci	mediumtext			select,insert,update,references		NEVER	NULL
@@ -92,26 +92,26 @@ def	mysql	help_topic	help_category_id	3	NULL	NO	smallint	NULL	NULL	5	0	NULL	NULL
 def	mysql	help_topic	help_topic_id	1	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	help_topic	name	2	NULL	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	UNI		select,insert,update,references		NEVER	NULL
 def	mysql	help_topic	url	6	NULL	NO	text	65535	65535	NULL	NULL	NULL	utf8	utf8_general_ci	text			select,insert,update,references		NEVER	NULL
-def	mysql	host	Alter_priv	12	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Alter_routine_priv	18	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Create_priv	7	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Create_routine_priv	17	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Create_tmp_table_priv	13	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Create_view_priv	15	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Db	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	host	Delete_priv	6	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Drop_priv	8	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Execute_priv	19	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Grant_priv	9	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	host	Index_priv	11	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Insert_priv	4	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Lock_tables_priv	14	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	References_priv	10	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Select_priv	3	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Show_view_priv	16	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Trigger_priv	20	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	host	Update_priv	5	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Alter_priv	12	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Alter_routine_priv	18	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Create_priv	7	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Create_routine_priv	17	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Create_tmp_table_priv	13	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Create_view_priv	15	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Db	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	host	Delete_priv	6	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Drop_priv	8	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Execute_priv	19	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Grant_priv	9	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	host	Index_priv	11	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Insert_priv	4	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Lock_tables_priv	14	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	References_priv	10	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Select_priv	3	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Show_view_priv	16	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Trigger_priv	20	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	host	Update_priv	5	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
 def	mysql	index_stats	avg_frequency	5	NULL	YES	decimal	NULL	NULL	12	4	NULL	NULL	NULL	decimal(12,4)			select,insert,update,references		NEVER	NULL
 def	mysql	index_stats	db_name	1	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	index_stats	index_name	3	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI		select,insert,update,references		NEVER	NULL
@@ -131,56 +131,56 @@ def	mysql	innodb_table_stats	last_update	3	current_timestamp()	NO	timestamp	NULL
 def	mysql	innodb_table_stats	n_rows	4	NULL	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(20) unsigned			select,insert,update,references		NEVER	NULL
 def	mysql	innodb_table_stats	sum_of_other_index_sizes	6	NULL	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(20) unsigned			select,insert,update,references		NEVER	NULL
 def	mysql	innodb_table_stats	table_name	2	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	plugin	dl	2		NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)			select,insert,update,references		NEVER	NULL
-def	mysql	plugin	name	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	plugin	dl	2	''	NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)			select,insert,update,references		NEVER	NULL
+def	mysql	plugin	name	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	proc	body	11	NULL	NO	longblob	4294967295	4294967295	NULL	NULL	NULL	NULL	NULL	longblob			select,insert,update,references		NEVER	NULL
 def	mysql	proc	body_utf8	20	NULL	YES	longblob	4294967295	4294967295	NULL	NULL	NULL	NULL	NULL	longblob			select,insert,update,references		NEVER	NULL
 def	mysql	proc	character_set_client	17	NULL	YES	char	32	96	NULL	NULL	NULL	utf8	utf8_bin	char(32)			select,insert,update,references		NEVER	NULL
 def	mysql	proc	collation_connection	18	NULL	YES	char	32	96	NULL	NULL	NULL	utf8	utf8_bin	char(32)			select,insert,update,references		NEVER	NULL
 def	mysql	proc	comment	16	NULL	NO	text	65535	65535	NULL	NULL	NULL	utf8	utf8_bin	text			select,insert,update,references		NEVER	NULL
 def	mysql	proc	created	13	current_timestamp()	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp		on update current_timestamp()	select,insert,update,references		NEVER	NULL
-def	mysql	proc	db	1		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	proc	db	1	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	proc	db_collation	19	NULL	YES	char	32	96	NULL	NULL	NULL	utf8	utf8_bin	char(32)			select,insert,update,references		NEVER	NULL
-def	mysql	proc	definer	12		NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)			select,insert,update,references		NEVER	NULL
-def	mysql	proc	is_deterministic	7	NO	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('YES','NO')			select,insert,update,references		NEVER	NULL
-def	mysql	proc	language	5	SQL	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('SQL')			select,insert,update,references		NEVER	NULL
-def	mysql	proc	modified	14	0000-00-00 00:00:00	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
-def	mysql	proc	name	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	proc	definer	12	''	NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)			select,insert,update,references		NEVER	NULL
+def	mysql	proc	is_deterministic	7	'NO'	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('YES','NO')			select,insert,update,references		NEVER	NULL
+def	mysql	proc	language	5	'SQL'	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('SQL')			select,insert,update,references		NEVER	NULL
+def	mysql	proc	modified	14	'0000-00-00 00:00:00'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	mysql	proc	name	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	proc	param_list	9	NULL	NO	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob			select,insert,update,references		NEVER	NULL
 def	mysql	proc	returns	10	NULL	NO	longblob	4294967295	4294967295	NULL	NULL	NULL	NULL	NULL	longblob			select,insert,update,references		NEVER	NULL
-def	mysql	proc	security_type	8	DEFINER	NO	enum	7	21	NULL	NULL	NULL	utf8	utf8_general_ci	enum('INVOKER','DEFINER')			select,insert,update,references		NEVER	NULL
-def	mysql	proc	specific_name	4		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
-def	mysql	proc	sql_data_access	6	CONTAINS_SQL	NO	enum	17	51	NULL	NULL	NULL	utf8	utf8_general_ci	enum('CONTAINS_SQL','NO_SQL','READS_SQL_DATA','MODIFIES_SQL_DATA')			select,insert,update,references		NEVER	NULL
-def	mysql	proc	sql_mode	15		NO	set	494	1482	NULL	NULL	NULL	utf8	utf8_general_ci	set('REAL_AS_FLOAT','PIPES_AS_CONCAT','ANSI_QUOTES','IGNORE_SPACE','IGNORE_BAD_TABLE_OPTIONS','ONLY_FULL_GROUP_BY','NO_UNSIGNED_SUBTRACTION','NO_DIR_IN_CREATE','POSTGRESQL','ORACLE','MSSQL','DB2','MAXDB','NO_KEY_OPTIONS','NO_TABLE_OPTIONS','NO_FIELD_OPTIONS','MYSQL323','MYSQL40','ANSI','NO_AUTO_VALUE_ON_ZERO','NO_BACKSLASH_ESCAPES','STRICT_TRANS_TABLES','STRICT_ALL_TABLES','NO_ZERO_IN_DATE','NO_ZERO_DATE','INVALID_DATES','ERROR_FOR_DIVISION_BY_ZERO','TRADITIONAL','NO_AUTO_CREATE_USER','HIGH_NOT_PRECEDENCE','NO_ENGINE_SUBSTITUTION','PAD_CHAR_TO_FULL_LENGTH')			select,insert,update,references		NEVER	NULL
+def	mysql	proc	security_type	8	'DEFINER'	NO	enum	7	21	NULL	NULL	NULL	utf8	utf8_general_ci	enum('INVOKER','DEFINER')			select,insert,update,references		NEVER	NULL
+def	mysql	proc	specific_name	4	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
+def	mysql	proc	sql_data_access	6	'CONTAINS_SQL'	NO	enum	17	51	NULL	NULL	NULL	utf8	utf8_general_ci	enum('CONTAINS_SQL','NO_SQL','READS_SQL_DATA','MODIFIES_SQL_DATA')			select,insert,update,references		NEVER	NULL
+def	mysql	proc	sql_mode	15	''	NO	set	494	1482	NULL	NULL	NULL	utf8	utf8_general_ci	set('REAL_AS_FLOAT','PIPES_AS_CONCAT','ANSI_QUOTES','IGNORE_SPACE','IGNORE_BAD_TABLE_OPTIONS','ONLY_FULL_GROUP_BY','NO_UNSIGNED_SUBTRACTION','NO_DIR_IN_CREATE','POSTGRESQL','ORACLE','MSSQL','DB2','MAXDB','NO_KEY_OPTIONS','NO_TABLE_OPTIONS','NO_FIELD_OPTIONS','MYSQL323','MYSQL40','ANSI','NO_AUTO_VALUE_ON_ZERO','NO_BACKSLASH_ESCAPES','STRICT_TRANS_TABLES','STRICT_ALL_TABLES','NO_ZERO_IN_DATE','NO_ZERO_DATE','INVALID_DATES','ERROR_FOR_DIVISION_BY_ZERO','TRADITIONAL','NO_AUTO_CREATE_USER','HIGH_NOT_PRECEDENCE','NO_ENGINE_SUBSTITUTION','PAD_CHAR_TO_FULL_LENGTH')			select,insert,update,references		NEVER	NULL
 def	mysql	proc	type	3	NULL	NO	enum	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	enum('FUNCTION','PROCEDURE')	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	procs_priv	Db	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	procs_priv	Grantor	6		NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)	MUL		select,insert,update,references		NEVER	NULL
-def	mysql	procs_priv	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	procs_priv	Proc_priv	7		NO	set	27	81	NULL	NULL	NULL	utf8	utf8_general_ci	set('Execute','Alter Routine','Grant')			select,insert,update,references		NEVER	NULL
-def	mysql	procs_priv	Routine_name	4		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	procs_priv	Db	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	procs_priv	Grantor	6	''	NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)	MUL		select,insert,update,references		NEVER	NULL
+def	mysql	procs_priv	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	procs_priv	Proc_priv	7	''	NO	set	27	81	NULL	NULL	NULL	utf8	utf8_general_ci	set('Execute','Alter Routine','Grant')			select,insert,update,references		NEVER	NULL
+def	mysql	procs_priv	Routine_name	4	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	procs_priv	Routine_type	5	NULL	NO	enum	9	27	NULL	NULL	NULL	utf8	utf8_bin	enum('FUNCTION','PROCEDURE')	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	procs_priv	Timestamp	8	current_timestamp()	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp		on update current_timestamp()	select,insert,update,references		NEVER	NULL
-def	mysql	procs_priv	User	3		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	proxies_priv	Grantor	6		NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)	MUL		select,insert,update,references		NEVER	NULL
-def	mysql	proxies_priv	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	proxies_priv	Proxied_host	3		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	proxies_priv	Proxied_user	4		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	procs_priv	User	3	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	proxies_priv	Grantor	6	''	NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)	MUL		select,insert,update,references		NEVER	NULL
+def	mysql	proxies_priv	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	proxies_priv	Proxied_host	3	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	proxies_priv	Proxied_user	4	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	proxies_priv	Timestamp	7	current_timestamp()	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp		on update current_timestamp()	select,insert,update,references		NEVER	NULL
-def	mysql	proxies_priv	User	2		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	proxies_priv	User	2	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	proxies_priv	With_grant	5	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(1)			select,insert,update,references		NEVER	NULL
-def	mysql	roles_mapping	Admin_option	4	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	roles_mapping	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	roles_mapping	Role	3		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	roles_mapping	User	2		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	servers	Db	3		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
-def	mysql	servers	Host	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
-def	mysql	servers	Owner	9		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
-def	mysql	servers	Password	5		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
+def	mysql	roles_mapping	Admin_option	4	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	roles_mapping	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	roles_mapping	Role	3	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	roles_mapping	User	2	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	servers	Db	3	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
+def	mysql	servers	Host	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
+def	mysql	servers	Owner	9	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
+def	mysql	servers	Password	5	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
 def	mysql	servers	Port	6	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(4)			select,insert,update,references		NEVER	NULL
-def	mysql	servers	Server_name	1		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	servers	Socket	7		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
-def	mysql	servers	Username	4		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	char(80)			select,insert,update,references		NEVER	NULL
-def	mysql	servers	Wrapper	8		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
+def	mysql	servers	Server_name	1	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	servers	Socket	7	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
+def	mysql	servers	Username	4	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	char(80)			select,insert,update,references		NEVER	NULL
+def	mysql	servers	Wrapper	8	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)			select,insert,update,references		NEVER	NULL
 def	mysql	slow_log	db	7	NULL	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)			select,insert,update,references		NEVER	NULL
 def	mysql	slow_log	insert_id	9	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)			select,insert,update,references		NEVER	NULL
 def	mysql	slow_log	last_insert_id	8	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)			select,insert,update,references		NEVER	NULL
@@ -194,19 +194,19 @@ def	mysql	slow_log	sql_text	11	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NU
 def	mysql	slow_log	start_time	1	current_timestamp(6)	NO	timestamp	NULL	NULL	NULL	NULL	6	NULL	NULL	timestamp(6)		on update current_timestamp(6)	select,insert,update,references		NEVER	NULL
 def	mysql	slow_log	thread_id	12	NULL	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select,insert,update,references		NEVER	NULL
 def	mysql	slow_log	user_host	2	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NULL	utf8	utf8_general_ci	mediumtext			select,insert,update,references		NEVER	NULL
-def	mysql	tables_priv	Column_priv	8		NO	set	31	93	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','References')			select,insert,update,references		NEVER	NULL
-def	mysql	tables_priv	Db	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	tables_priv	Grantor	5		NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)	MUL		select,insert,update,references		NEVER	NULL
-def	mysql	tables_priv	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	tables_priv	Table_name	4		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	tables_priv	Table_priv	7		NO	set	98	294	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','Delete','Create','Drop','Grant','References','Index','Alter','Create View','Show view','Trigger')			select,insert,update,references		NEVER	NULL
+def	mysql	tables_priv	Column_priv	8	''	NO	set	31	93	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','References')			select,insert,update,references		NEVER	NULL
+def	mysql	tables_priv	Db	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	tables_priv	Grantor	5	''	NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)	MUL		select,insert,update,references		NEVER	NULL
+def	mysql	tables_priv	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	tables_priv	Table_name	4	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	tables_priv	Table_priv	7	''	NO	set	98	294	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','Delete','Create','Drop','Grant','References','Index','Alter','Create View','Show view','Trigger')			select,insert,update,references		NEVER	NULL
 def	mysql	tables_priv	Timestamp	6	current_timestamp()	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp		on update current_timestamp()	select,insert,update,references		NEVER	NULL
-def	mysql	tables_priv	User	3		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	tables_priv	User	3	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	table_stats	cardinality	3	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned			select,insert,update,references		NEVER	NULL
 def	mysql	table_stats	db_name	1	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	table_stats	table_name	2	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	time_zone	Time_zone_id	1	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned	PRI	auto_increment	select,insert,update,references		NEVER	NULL
-def	mysql	time_zone	Use_leap_seconds	2	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('Y','N')			select,insert,update,references		NEVER	NULL
+def	mysql	time_zone	Use_leap_seconds	2	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('Y','N')			select,insert,update,references		NEVER	NULL
 def	mysql	time_zone_leap_second	Correction	2	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)			select,insert,update,references		NEVER	NULL
 def	mysql	time_zone_leap_second	Transition_time	1	NULL	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(20)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	time_zone_name	Name	1	NULL	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI		select,insert,update,references		NEVER	NULL
@@ -214,55 +214,55 @@ def	mysql	time_zone_name	Time_zone_id	2	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NUL
 def	mysql	time_zone_transition	Time_zone_id	1	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	time_zone_transition	Transition_time	2	NULL	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(20)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	time_zone_transition	Transition_type_id	3	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned			select,insert,update,references		NEVER	NULL
-def	mysql	time_zone_transition_type	Abbreviation	5		NO	char	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	char(8)			select,insert,update,references		NEVER	NULL
+def	mysql	time_zone_transition_type	Abbreviation	5	''	NO	char	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	char(8)			select,insert,update,references		NEVER	NULL
 def	mysql	time_zone_transition_type	Is_DST	4	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(3) unsigned			select,insert,update,references		NEVER	NULL
 def	mysql	time_zone_transition_type	Offset	3	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)			select,insert,update,references		NEVER	NULL
 def	mysql	time_zone_transition_type	Time_zone_id	1	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	time_zone_transition_type	Transition_type_id	2	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	user	Alter_priv	17	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Alter_routine_priv	28	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Alter_priv	17	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Alter_routine_priv	28	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
 def	mysql	user	authentication_string	42	NULL	NO	text	65535	65535	NULL	NULL	NULL	utf8	utf8_bin	text			select,insert,update,references		NEVER	NULL
-def	mysql	user	Create_priv	8	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Create_routine_priv	27	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Create_tablespace_priv	32	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Create_tmp_table_priv	20	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Create_user_priv	29	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Create_view_priv	25	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	default_role	45		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)			select,insert,update,references		NEVER	NULL
-def	mysql	user	Delete_priv	7	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Drop_priv	9	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Event_priv	30	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Execute_priv	22	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	File_priv	13	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Grant_priv	14	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
-def	mysql	user	Index_priv	16	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Insert_priv	5	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	is_role	44	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Lock_tables_priv	21	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Create_priv	8	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Create_routine_priv	27	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Create_tablespace_priv	32	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Create_tmp_table_priv	20	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Create_user_priv	29	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Create_view_priv	25	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	default_role	45	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)			select,insert,update,references		NEVER	NULL
+def	mysql	user	Delete_priv	7	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Drop_priv	9	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Event_priv	30	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Execute_priv	22	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	File_priv	13	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Grant_priv	14	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	user	Index_priv	16	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Insert_priv	5	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	is_role	44	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Lock_tables_priv	21	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
 def	mysql	user	max_connections	39	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11) unsigned			select,insert,update,references		NEVER	NULL
 def	mysql	user	max_questions	37	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11) unsigned			select,insert,update,references		NEVER	NULL
 def	mysql	user	max_statement_time	46	0.000000	NO	decimal	NULL	NULL	12	6	NULL	NULL	NULL	decimal(12,6)			select,insert,update,references		NEVER	NULL
 def	mysql	user	max_updates	38	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11) unsigned			select,insert,update,references		NEVER	NULL
 def	mysql	user	max_user_connections	40	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)			select,insert,update,references		NEVER	NULL
-def	mysql	user	Password	3		NO	char	41	41	NULL	NULL	NULL	latin1	latin1_bin	char(41)			select,insert,update,references		NEVER	NULL
-def	mysql	user	password_expired	43	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	plugin	41		NO	char	64	64	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(64)			select,insert,update,references		NEVER	NULL
-def	mysql	user	Process_priv	12	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	References_priv	15	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Reload_priv	10	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Repl_client_priv	24	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Repl_slave_priv	23	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Select_priv	4	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Show_db_priv	18	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Show_view_priv	26	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Shutdown_priv	11	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Password	3	''	NO	char	41	41	NULL	NULL	NULL	latin1	latin1_bin	char(41)			select,insert,update,references		NEVER	NULL
+def	mysql	user	password_expired	43	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	plugin	41	''	NO	char	64	64	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(64)			select,insert,update,references		NEVER	NULL
+def	mysql	user	Process_priv	12	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	References_priv	15	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Reload_priv	10	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Repl_client_priv	24	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Repl_slave_priv	23	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Select_priv	4	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Show_db_priv	18	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Show_view_priv	26	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Shutdown_priv	11	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
 def	mysql	user	ssl_cipher	34	NULL	NO	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob			select,insert,update,references		NEVER	NULL
-def	mysql	user	ssl_type	33		NO	enum	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	enum('','ANY','X509','SPECIFIED')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Super_priv	19	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Trigger_priv	31	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	Update_priv	6	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
-def	mysql	user	User	2		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
+def	mysql	user	ssl_type	33	''	NO	enum	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	enum('','ANY','X509','SPECIFIED')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Super_priv	19	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Trigger_priv	31	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	Update_priv	6	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')			select,insert,update,references		NEVER	NULL
+def	mysql	user	User	2	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI		select,insert,update,references		NEVER	NULL
 def	mysql	user	x509_issuer	35	NULL	NO	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob			select,insert,update,references		NEVER	NULL
 def	mysql	user	x509_subject	36	NULL	NO	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob			select,insert,update,references		NEVER	NULL
 ##########################################################################

--- a/mysql-test/suite/funcs_1/r/is_columns_mysql_embedded.result
+++ b/mysql-test/suite/funcs_1/r/is_columns_mysql_embedded.result
@@ -2,13 +2,13 @@ SELECT * FROM information_schema.columns
 WHERE table_schema = 'mysql'
 ORDER BY table_schema, table_name, column_name;
 TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	COLUMN_NAME	ORDINAL_POSITION	COLUMN_DEFAULT	IS_NULLABLE	DATA_TYPE	CHARACTER_MAXIMUM_LENGTH	CHARACTER_OCTET_LENGTH	NUMERIC_PRECISION	NUMERIC_SCALE	DATETIME_PRECISION	CHARACTER_SET_NAME	COLLATION_NAME	COLUMN_TYPE	COLUMN_KEY	EXTRA	PRIVILEGES	COLUMN_COMMENT	IS_GENERATED	GENERATION_EXPRESSION
-def	mysql	columns_priv	Column_name	5		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
-def	mysql	columns_priv	Column_priv	7		NO	set	31	93	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','References')					NEVER	NULL
-def	mysql	columns_priv	Db	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
-def	mysql	columns_priv	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
-def	mysql	columns_priv	Table_name	4		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
+def	mysql	columns_priv	Column_name	5	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
+def	mysql	columns_priv	Column_priv	7	''	NO	set	31	93	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','References')					NEVER	NULL
+def	mysql	columns_priv	Db	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
+def	mysql	columns_priv	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
+def	mysql	columns_priv	Table_name	4	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
 def	mysql	columns_priv	Timestamp	6	current_timestamp()	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp		on update current_timestamp()			NEVER	NULL
-def	mysql	columns_priv	User	3		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
+def	mysql	columns_priv	User	3	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
 def	mysql	column_stats	avg_frequency	8	NULL	YES	decimal	NULL	NULL	12	4	NULL	NULL	NULL	decimal(12,4)					NEVER	NULL
 def	mysql	column_stats	avg_length	7	NULL	YES	decimal	NULL	NULL	12	4	NULL	NULL	NULL	decimal(12,4)					NEVER	NULL
 def	mysql	column_stats	column_name	3	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI				NEVER	NULL
@@ -20,52 +20,52 @@ def	mysql	column_stats	max_value	5	NULL	YES	varbinary	255	255	NULL	NULL	NULL	NUL
 def	mysql	column_stats	min_value	4	NULL	YES	varbinary	255	255	NULL	NULL	NULL	NULL	NULL	varbinary(255)					NEVER	NULL
 def	mysql	column_stats	nulls_ratio	6	NULL	YES	decimal	NULL	NULL	12	4	NULL	NULL	NULL	decimal(12,4)					NEVER	NULL
 def	mysql	column_stats	table_name	2	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI				NEVER	NULL
-def	mysql	db	Alter_priv	13	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Alter_routine_priv	19	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Create_priv	8	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Create_routine_priv	18	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Create_tmp_table_priv	14	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Create_view_priv	16	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Db	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
-def	mysql	db	Delete_priv	7	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Drop_priv	9	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Event_priv	21	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Execute_priv	20	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Grant_priv	10	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
-def	mysql	db	Index_priv	12	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Insert_priv	5	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Lock_tables_priv	15	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	References_priv	11	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Select_priv	4	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Show_view_priv	17	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Trigger_priv	22	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	Update_priv	6	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	db	User	3		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
+def	mysql	db	Alter_priv	13	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Alter_routine_priv	19	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Create_priv	8	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Create_routine_priv	18	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Create_tmp_table_priv	14	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Create_view_priv	16	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Db	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
+def	mysql	db	Delete_priv	7	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Drop_priv	9	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Event_priv	21	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Execute_priv	20	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Grant_priv	10	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
+def	mysql	db	Index_priv	12	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Insert_priv	5	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Lock_tables_priv	15	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	References_priv	11	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Select_priv	4	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Show_view_priv	17	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Trigger_priv	22	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	Update_priv	6	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	db	User	3	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
 def	mysql	event	body	3	NULL	NO	longblob	4294967295	4294967295	NULL	NULL	NULL	NULL	NULL	longblob					NEVER	NULL
 def	mysql	event	body_utf8	22	NULL	YES	longblob	4294967295	4294967295	NULL	NULL	NULL	NULL	NULL	longblob					NEVER	NULL
 def	mysql	event	character_set_client	19	NULL	YES	char	32	96	NULL	NULL	NULL	utf8	utf8_bin	char(32)					NEVER	NULL
 def	mysql	event	collation_connection	20	NULL	YES	char	32	96	NULL	NULL	NULL	utf8	utf8_bin	char(32)					NEVER	NULL
-def	mysql	event	comment	16		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)					NEVER	NULL
+def	mysql	event	comment	16	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)					NEVER	NULL
 def	mysql	event	created	8	current_timestamp()	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp		on update current_timestamp()			NEVER	NULL
-def	mysql	event	db	1		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
+def	mysql	event	db	1	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
 def	mysql	event	db_collation	21	NULL	YES	char	32	96	NULL	NULL	NULL	utf8	utf8_bin	char(32)					NEVER	NULL
-def	mysql	event	definer	4		NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)					NEVER	NULL
+def	mysql	event	definer	4	''	NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)					NEVER	NULL
 def	mysql	event	ends	12	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
 def	mysql	event	execute_at	5	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
 def	mysql	event	interval_field	7	NULL	YES	enum	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	enum('YEAR','QUARTER','MONTH','DAY','HOUR','MINUTE','WEEK','SECOND','MICROSECOND','YEAR_MONTH','DAY_HOUR','DAY_MINUTE','DAY_SECOND','HOUR_MINUTE','HOUR_SECOND','MINUTE_SECOND','DAY_MICROSECOND','HOUR_MICROSECOND','MINUTE_MICROSECOND','SECOND_MICROSECOND')					NEVER	NULL
 def	mysql	event	interval_value	6	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)					NEVER	NULL
 def	mysql	event	last_executed	10	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
-def	mysql	event	modified	9	0000-00-00 00:00:00	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp					NEVER	NULL
-def	mysql	event	name	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI				NEVER	NULL
-def	mysql	event	on_completion	14	DROP	NO	enum	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	enum('DROP','PRESERVE')					NEVER	NULL
+def	mysql	event	modified	9	'0000-00-00 00:00:00'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp					NEVER	NULL
+def	mysql	event	name	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI				NEVER	NULL
+def	mysql	event	on_completion	14	'DROP'	NO	enum	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	enum('DROP','PRESERVE')					NEVER	NULL
 def	mysql	event	originator	17	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned					NEVER	NULL
-def	mysql	event	sql_mode	15		NO	set	494	1482	NULL	NULL	NULL	utf8	utf8_general_ci	set('REAL_AS_FLOAT','PIPES_AS_CONCAT','ANSI_QUOTES','IGNORE_SPACE','IGNORE_BAD_TABLE_OPTIONS','ONLY_FULL_GROUP_BY','NO_UNSIGNED_SUBTRACTION','NO_DIR_IN_CREATE','POSTGRESQL','ORACLE','MSSQL','DB2','MAXDB','NO_KEY_OPTIONS','NO_TABLE_OPTIONS','NO_FIELD_OPTIONS','MYSQL323','MYSQL40','ANSI','NO_AUTO_VALUE_ON_ZERO','NO_BACKSLASH_ESCAPES','STRICT_TRANS_TABLES','STRICT_ALL_TABLES','NO_ZERO_IN_DATE','NO_ZERO_DATE','INVALID_DATES','ERROR_FOR_DIVISION_BY_ZERO','TRADITIONAL','NO_AUTO_CREATE_USER','HIGH_NOT_PRECEDENCE','NO_ENGINE_SUBSTITUTION','PAD_CHAR_TO_FULL_LENGTH')					NEVER	NULL
+def	mysql	event	sql_mode	15	''	NO	set	494	1482	NULL	NULL	NULL	utf8	utf8_general_ci	set('REAL_AS_FLOAT','PIPES_AS_CONCAT','ANSI_QUOTES','IGNORE_SPACE','IGNORE_BAD_TABLE_OPTIONS','ONLY_FULL_GROUP_BY','NO_UNSIGNED_SUBTRACTION','NO_DIR_IN_CREATE','POSTGRESQL','ORACLE','MSSQL','DB2','MAXDB','NO_KEY_OPTIONS','NO_TABLE_OPTIONS','NO_FIELD_OPTIONS','MYSQL323','MYSQL40','ANSI','NO_AUTO_VALUE_ON_ZERO','NO_BACKSLASH_ESCAPES','STRICT_TRANS_TABLES','STRICT_ALL_TABLES','NO_ZERO_IN_DATE','NO_ZERO_DATE','INVALID_DATES','ERROR_FOR_DIVISION_BY_ZERO','TRADITIONAL','NO_AUTO_CREATE_USER','HIGH_NOT_PRECEDENCE','NO_ENGINE_SUBSTITUTION','PAD_CHAR_TO_FULL_LENGTH')					NEVER	NULL
 def	mysql	event	starts	11	NULL	YES	datetime	NULL	NULL	NULL	NULL	0	NULL	NULL	datetime					NEVER	NULL
-def	mysql	event	status	13	ENABLED	NO	enum	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	enum('ENABLED','DISABLED','SLAVESIDE_DISABLED')					NEVER	NULL
-def	mysql	event	time_zone	18	SYSTEM	NO	char	64	64	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(64)					NEVER	NULL
-def	mysql	func	dl	3		NO	char	128	384	NULL	NULL	NULL	utf8	utf8_bin	char(128)					NEVER	NULL
-def	mysql	func	name	1		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
+def	mysql	event	status	13	'ENABLED'	NO	enum	18	54	NULL	NULL	NULL	utf8	utf8_general_ci	enum('ENABLED','DISABLED','SLAVESIDE_DISABLED')					NEVER	NULL
+def	mysql	event	time_zone	18	'SYSTEM'	NO	char	64	64	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(64)					NEVER	NULL
+def	mysql	func	dl	3	''	NO	char	128	384	NULL	NULL	NULL	utf8	utf8_bin	char(128)					NEVER	NULL
+def	mysql	func	name	1	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
 def	mysql	func	ret	2	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(1)					NEVER	NULL
 def	mysql	func	type	4	NULL	NO	enum	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	enum('function','aggregate')					NEVER	NULL
 def	mysql	general_log	argument	6	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NULL	utf8	utf8_general_ci	mediumtext					NEVER	NULL
@@ -92,81 +92,81 @@ def	mysql	help_topic	help_category_id	3	NULL	NO	smallint	NULL	NULL	5	0	NULL	NULL
 def	mysql	help_topic	help_topic_id	1	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned	PRI				NEVER	NULL
 def	mysql	help_topic	name	2	NULL	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	UNI				NEVER	NULL
 def	mysql	help_topic	url	6	NULL	NO	text	65535	65535	NULL	NULL	NULL	utf8	utf8_general_ci	text					NEVER	NULL
-def	mysql	host	Alter_priv	12	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Alter_routine_priv	18	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Create_priv	7	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Create_routine_priv	17	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Create_tmp_table_priv	13	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Create_view_priv	15	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Db	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
-def	mysql	host	Delete_priv	6	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Drop_priv	8	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Execute_priv	19	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Grant_priv	9	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
-def	mysql	host	Index_priv	11	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Insert_priv	4	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Lock_tables_priv	14	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	References_priv	10	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Select_priv	3	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Show_view_priv	16	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Trigger_priv	20	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	host	Update_priv	5	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Alter_priv	12	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Alter_routine_priv	18	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Create_priv	7	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Create_routine_priv	17	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Create_tmp_table_priv	13	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Create_view_priv	15	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Db	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
+def	mysql	host	Delete_priv	6	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Drop_priv	8	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Execute_priv	19	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Grant_priv	9	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
+def	mysql	host	Index_priv	11	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Insert_priv	4	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Lock_tables_priv	14	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	References_priv	10	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Select_priv	3	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Show_view_priv	16	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Trigger_priv	20	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	host	Update_priv	5	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
 def	mysql	index_stats	avg_frequency	5	NULL	YES	decimal	NULL	NULL	12	4	NULL	NULL	NULL	decimal(12,4)					NEVER	NULL
 def	mysql	index_stats	db_name	1	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI				NEVER	NULL
 def	mysql	index_stats	index_name	3	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI				NEVER	NULL
 def	mysql	index_stats	prefix_arity	4	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11) unsigned	PRI				NEVER	NULL
 def	mysql	index_stats	table_name	2	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI				NEVER	NULL
-def	mysql	plugin	dl	2		NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)					NEVER	NULL
-def	mysql	plugin	name	1		NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)	PRI				NEVER	NULL
+def	mysql	plugin	dl	2	''	NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)					NEVER	NULL
+def	mysql	plugin	name	1	''	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)	PRI				NEVER	NULL
 def	mysql	proc	body	11	NULL	NO	longblob	4294967295	4294967295	NULL	NULL	NULL	NULL	NULL	longblob					NEVER	NULL
 def	mysql	proc	body_utf8	20	NULL	YES	longblob	4294967295	4294967295	NULL	NULL	NULL	NULL	NULL	longblob					NEVER	NULL
 def	mysql	proc	character_set_client	17	NULL	YES	char	32	96	NULL	NULL	NULL	utf8	utf8_bin	char(32)					NEVER	NULL
 def	mysql	proc	collation_connection	18	NULL	YES	char	32	96	NULL	NULL	NULL	utf8	utf8_bin	char(32)					NEVER	NULL
 def	mysql	proc	comment	16	NULL	NO	text	65535	65535	NULL	NULL	NULL	utf8	utf8_bin	text					NEVER	NULL
 def	mysql	proc	created	13	current_timestamp()	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp		on update current_timestamp()			NEVER	NULL
-def	mysql	proc	db	1		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
+def	mysql	proc	db	1	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
 def	mysql	proc	db_collation	19	NULL	YES	char	32	96	NULL	NULL	NULL	utf8	utf8_bin	char(32)					NEVER	NULL
-def	mysql	proc	definer	12		NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)					NEVER	NULL
-def	mysql	proc	is_deterministic	7	NO	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('YES','NO')					NEVER	NULL
-def	mysql	proc	language	5	SQL	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('SQL')					NEVER	NULL
-def	mysql	proc	modified	14	0000-00-00 00:00:00	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp					NEVER	NULL
-def	mysql	proc	name	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI				NEVER	NULL
+def	mysql	proc	definer	12	''	NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)					NEVER	NULL
+def	mysql	proc	is_deterministic	7	'NO'	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('YES','NO')					NEVER	NULL
+def	mysql	proc	language	5	'SQL'	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('SQL')					NEVER	NULL
+def	mysql	proc	modified	14	'0000-00-00 00:00:00'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp					NEVER	NULL
+def	mysql	proc	name	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI				NEVER	NULL
 def	mysql	proc	param_list	9	NULL	NO	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob					NEVER	NULL
 def	mysql	proc	returns	10	NULL	NO	longblob	4294967295	4294967295	NULL	NULL	NULL	NULL	NULL	longblob					NEVER	NULL
-def	mysql	proc	security_type	8	DEFINER	NO	enum	7	21	NULL	NULL	NULL	utf8	utf8_general_ci	enum('INVOKER','DEFINER')					NEVER	NULL
-def	mysql	proc	specific_name	4		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
-def	mysql	proc	sql_data_access	6	CONTAINS_SQL	NO	enum	17	51	NULL	NULL	NULL	utf8	utf8_general_ci	enum('CONTAINS_SQL','NO_SQL','READS_SQL_DATA','MODIFIES_SQL_DATA')					NEVER	NULL
-def	mysql	proc	sql_mode	15		NO	set	494	1482	NULL	NULL	NULL	utf8	utf8_general_ci	set('REAL_AS_FLOAT','PIPES_AS_CONCAT','ANSI_QUOTES','IGNORE_SPACE','IGNORE_BAD_TABLE_OPTIONS','ONLY_FULL_GROUP_BY','NO_UNSIGNED_SUBTRACTION','NO_DIR_IN_CREATE','POSTGRESQL','ORACLE','MSSQL','DB2','MAXDB','NO_KEY_OPTIONS','NO_TABLE_OPTIONS','NO_FIELD_OPTIONS','MYSQL323','MYSQL40','ANSI','NO_AUTO_VALUE_ON_ZERO','NO_BACKSLASH_ESCAPES','STRICT_TRANS_TABLES','STRICT_ALL_TABLES','NO_ZERO_IN_DATE','NO_ZERO_DATE','INVALID_DATES','ERROR_FOR_DIVISION_BY_ZERO','TRADITIONAL','NO_AUTO_CREATE_USER','HIGH_NOT_PRECEDENCE','NO_ENGINE_SUBSTITUTION','PAD_CHAR_TO_FULL_LENGTH')					NEVER	NULL
+def	mysql	proc	security_type	8	'DEFINER'	NO	enum	7	21	NULL	NULL	NULL	utf8	utf8_general_ci	enum('INVOKER','DEFINER')					NEVER	NULL
+def	mysql	proc	specific_name	4	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
+def	mysql	proc	sql_data_access	6	'CONTAINS_SQL'	NO	enum	17	51	NULL	NULL	NULL	utf8	utf8_general_ci	enum('CONTAINS_SQL','NO_SQL','READS_SQL_DATA','MODIFIES_SQL_DATA')					NEVER	NULL
+def	mysql	proc	sql_mode	15	''	NO	set	494	1482	NULL	NULL	NULL	utf8	utf8_general_ci	set('REAL_AS_FLOAT','PIPES_AS_CONCAT','ANSI_QUOTES','IGNORE_SPACE','IGNORE_BAD_TABLE_OPTIONS','ONLY_FULL_GROUP_BY','NO_UNSIGNED_SUBTRACTION','NO_DIR_IN_CREATE','POSTGRESQL','ORACLE','MSSQL','DB2','MAXDB','NO_KEY_OPTIONS','NO_TABLE_OPTIONS','NO_FIELD_OPTIONS','MYSQL323','MYSQL40','ANSI','NO_AUTO_VALUE_ON_ZERO','NO_BACKSLASH_ESCAPES','STRICT_TRANS_TABLES','STRICT_ALL_TABLES','NO_ZERO_IN_DATE','NO_ZERO_DATE','INVALID_DATES','ERROR_FOR_DIVISION_BY_ZERO','TRADITIONAL','NO_AUTO_CREATE_USER','HIGH_NOT_PRECEDENCE','NO_ENGINE_SUBSTITUTION','PAD_CHAR_TO_FULL_LENGTH')					NEVER	NULL
 def	mysql	proc	type	3	NULL	NO	enum	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	enum('FUNCTION','PROCEDURE')	PRI				NEVER	NULL
-def	mysql	procs_priv	Db	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
-def	mysql	procs_priv	Grantor	6		NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)	MUL				NEVER	NULL
-def	mysql	procs_priv	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
-def	mysql	procs_priv	Proc_priv	7		NO	set	27	81	NULL	NULL	NULL	utf8	utf8_general_ci	set('Execute','Alter Routine','Grant')					NEVER	NULL
-def	mysql	procs_priv	Routine_name	4		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI				NEVER	NULL
+def	mysql	procs_priv	Db	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
+def	mysql	procs_priv	Grantor	6	''	NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)	MUL				NEVER	NULL
+def	mysql	procs_priv	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
+def	mysql	procs_priv	Proc_priv	7	''	NO	set	27	81	NULL	NULL	NULL	utf8	utf8_general_ci	set('Execute','Alter Routine','Grant')					NEVER	NULL
+def	mysql	procs_priv	Routine_name	4	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI				NEVER	NULL
 def	mysql	procs_priv	Routine_type	5	NULL	NO	enum	9	27	NULL	NULL	NULL	utf8	utf8_bin	enum('FUNCTION','PROCEDURE')	PRI				NEVER	NULL
 def	mysql	procs_priv	Timestamp	8	current_timestamp()	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp		on update current_timestamp()			NEVER	NULL
-def	mysql	procs_priv	User	3		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
-def	mysql	proxies_priv	Grantor	6		NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)	MUL				NEVER	NULL
-def	mysql	proxies_priv	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
-def	mysql	proxies_priv	Proxied_host	3		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
-def	mysql	proxies_priv	Proxied_user	4		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
+def	mysql	procs_priv	User	3	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
+def	mysql	proxies_priv	Grantor	6	''	NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)	MUL				NEVER	NULL
+def	mysql	proxies_priv	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
+def	mysql	proxies_priv	Proxied_host	3	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
+def	mysql	proxies_priv	Proxied_user	4	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
 def	mysql	proxies_priv	Timestamp	7	current_timestamp()	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp		on update current_timestamp()			NEVER	NULL
-def	mysql	proxies_priv	User	2		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
+def	mysql	proxies_priv	User	2	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
 def	mysql	proxies_priv	With_grant	5	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(1)					NEVER	NULL
-def	mysql	roles_mapping	Admin_option	4	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	roles_mapping	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
-def	mysql	roles_mapping	Role	3		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
-def	mysql	roles_mapping	User	2		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
-def	mysql	servers	Db	3		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
-def	mysql	servers	Host	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
-def	mysql	servers	Owner	9		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
-def	mysql	servers	Password	5		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
+def	mysql	roles_mapping	Admin_option	4	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	roles_mapping	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
+def	mysql	roles_mapping	Role	3	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
+def	mysql	roles_mapping	User	2	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
+def	mysql	servers	Db	3	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
+def	mysql	servers	Host	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
+def	mysql	servers	Owner	9	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
+def	mysql	servers	Password	5	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
 def	mysql	servers	Port	6	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(4)					NEVER	NULL
-def	mysql	servers	Server_name	1		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI				NEVER	NULL
-def	mysql	servers	Socket	7		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
-def	mysql	servers	Username	4		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	char(80)					NEVER	NULL
-def	mysql	servers	Wrapper	8		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
+def	mysql	servers	Server_name	1	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI				NEVER	NULL
+def	mysql	servers	Socket	7	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
+def	mysql	servers	Username	4	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_general_ci	char(80)					NEVER	NULL
+def	mysql	servers	Wrapper	8	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)					NEVER	NULL
 def	mysql	slow_log	db	7	NULL	NO	varchar	512	1536	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(512)					NEVER	NULL
 def	mysql	slow_log	insert_id	9	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)					NEVER	NULL
 def	mysql	slow_log	last_insert_id	8	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)					NEVER	NULL
@@ -180,19 +180,19 @@ def	mysql	slow_log	sql_text	11	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NU
 def	mysql	slow_log	start_time	1	current_timestamp(6)	NO	timestamp	NULL	NULL	NULL	NULL	6	NULL	NULL	timestamp(6)		on update current_timestamp(6)			NEVER	NULL
 def	mysql	slow_log	thread_id	12	NULL	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	mysql	slow_log	user_host	2	NULL	NO	mediumtext	16777215	16777215	NULL	NULL	NULL	utf8	utf8_general_ci	mediumtext					NEVER	NULL
-def	mysql	tables_priv	Column_priv	8		NO	set	31	93	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','References')					NEVER	NULL
-def	mysql	tables_priv	Db	2		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
-def	mysql	tables_priv	Grantor	5		NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)	MUL				NEVER	NULL
-def	mysql	tables_priv	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
-def	mysql	tables_priv	Table_name	4		NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
-def	mysql	tables_priv	Table_priv	7		NO	set	98	294	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','Delete','Create','Drop','Grant','References','Index','Alter','Create View','Show view','Trigger')					NEVER	NULL
+def	mysql	tables_priv	Column_priv	8	''	NO	set	31	93	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','References')					NEVER	NULL
+def	mysql	tables_priv	Db	2	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
+def	mysql	tables_priv	Grantor	5	''	NO	char	141	423	NULL	NULL	NULL	utf8	utf8_bin	char(141)	MUL				NEVER	NULL
+def	mysql	tables_priv	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
+def	mysql	tables_priv	Table_name	4	''	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_bin	char(64)	PRI				NEVER	NULL
+def	mysql	tables_priv	Table_priv	7	''	NO	set	98	294	NULL	NULL	NULL	utf8	utf8_general_ci	set('Select','Insert','Update','Delete','Create','Drop','Grant','References','Index','Alter','Create View','Show view','Trigger')					NEVER	NULL
 def	mysql	tables_priv	Timestamp	6	current_timestamp()	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp		on update current_timestamp()			NEVER	NULL
-def	mysql	tables_priv	User	3		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
+def	mysql	tables_priv	User	3	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
 def	mysql	table_stats	cardinality	3	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(21) unsigned					NEVER	NULL
 def	mysql	table_stats	db_name	1	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI				NEVER	NULL
 def	mysql	table_stats	table_name	2	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_bin	varchar(64)	PRI				NEVER	NULL
 def	mysql	time_zone	Time_zone_id	1	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned	PRI	auto_increment			NEVER	NULL
-def	mysql	time_zone	Use_leap_seconds	2	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('Y','N')					NEVER	NULL
+def	mysql	time_zone	Use_leap_seconds	2	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('Y','N')					NEVER	NULL
 def	mysql	time_zone_leap_second	Correction	2	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)					NEVER	NULL
 def	mysql	time_zone_leap_second	Transition_time	1	NULL	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(20)	PRI				NEVER	NULL
 def	mysql	time_zone_name	Name	1	NULL	NO	char	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	char(64)	PRI				NEVER	NULL
@@ -200,55 +200,55 @@ def	mysql	time_zone_name	Time_zone_id	2	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NUL
 def	mysql	time_zone_transition	Time_zone_id	1	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned	PRI				NEVER	NULL
 def	mysql	time_zone_transition	Transition_time	2	NULL	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(20)	PRI				NEVER	NULL
 def	mysql	time_zone_transition	Transition_type_id	3	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned					NEVER	NULL
-def	mysql	time_zone_transition_type	Abbreviation	5		NO	char	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	char(8)					NEVER	NULL
+def	mysql	time_zone_transition_type	Abbreviation	5	''	NO	char	8	24	NULL	NULL	NULL	utf8	utf8_general_ci	char(8)					NEVER	NULL
 def	mysql	time_zone_transition_type	Is_DST	4	0	NO	tinyint	NULL	NULL	3	0	NULL	NULL	NULL	tinyint(3) unsigned					NEVER	NULL
 def	mysql	time_zone_transition_type	Offset	3	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)					NEVER	NULL
 def	mysql	time_zone_transition_type	Time_zone_id	1	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned	PRI				NEVER	NULL
 def	mysql	time_zone_transition_type	Transition_type_id	2	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(10) unsigned	PRI				NEVER	NULL
-def	mysql	user	Alter_priv	17	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Alter_routine_priv	28	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Alter_priv	17	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Alter_routine_priv	28	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
 def	mysql	user	authentication_string	42	NULL	NO	text	65535	65535	NULL	NULL	NULL	utf8	utf8_bin	text					NEVER	NULL
-def	mysql	user	Create_priv	8	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Create_routine_priv	27	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Create_tablespace_priv	32	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Create_tmp_table_priv	20	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Create_user_priv	29	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Create_view_priv	25	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	default_role	45		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)					NEVER	NULL
-def	mysql	user	Delete_priv	7	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Drop_priv	9	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Event_priv	30	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Execute_priv	22	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	File_priv	13	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Grant_priv	14	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Host	1		NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
-def	mysql	user	Index_priv	16	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Insert_priv	5	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	is_role	44	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Lock_tables_priv	21	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Create_priv	8	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Create_routine_priv	27	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Create_tablespace_priv	32	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Create_tmp_table_priv	20	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Create_user_priv	29	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Create_view_priv	25	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	default_role	45	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)					NEVER	NULL
+def	mysql	user	Delete_priv	7	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Drop_priv	9	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Event_priv	30	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Execute_priv	22	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	File_priv	13	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Grant_priv	14	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Host	1	''	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)	PRI				NEVER	NULL
+def	mysql	user	Index_priv	16	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Insert_priv	5	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	is_role	44	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Lock_tables_priv	21	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
 def	mysql	user	max_connections	39	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11) unsigned					NEVER	NULL
 def	mysql	user	max_questions	37	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11) unsigned					NEVER	NULL
 def	mysql	user	max_statement_time	46	0.000000	NO	decimal	NULL	NULL	12	6	NULL	NULL	NULL	decimal(12,6)					NEVER	NULL
 def	mysql	user	max_updates	38	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11) unsigned					NEVER	NULL
 def	mysql	user	max_user_connections	40	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)					NEVER	NULL
-def	mysql	user	Password	3		NO	char	41	41	NULL	NULL	NULL	latin1	latin1_bin	char(41)					NEVER	NULL
-def	mysql	user	password_expired	43	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	plugin	41		NO	char	64	64	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(64)					NEVER	NULL
-def	mysql	user	Process_priv	12	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	References_priv	15	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Reload_priv	10	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Repl_client_priv	24	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Repl_slave_priv	23	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Select_priv	4	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Show_db_priv	18	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Show_view_priv	26	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Shutdown_priv	11	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Password	3	''	NO	char	41	41	NULL	NULL	NULL	latin1	latin1_bin	char(41)					NEVER	NULL
+def	mysql	user	password_expired	43	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	plugin	41	''	NO	char	64	64	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(64)					NEVER	NULL
+def	mysql	user	Process_priv	12	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	References_priv	15	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Reload_priv	10	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Repl_client_priv	24	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Repl_slave_priv	23	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Select_priv	4	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Show_db_priv	18	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Show_view_priv	26	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Shutdown_priv	11	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
 def	mysql	user	ssl_cipher	34	NULL	NO	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob					NEVER	NULL
-def	mysql	user	ssl_type	33		NO	enum	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	enum('','ANY','X509','SPECIFIED')					NEVER	NULL
-def	mysql	user	Super_priv	19	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Trigger_priv	31	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	Update_priv	6	N	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
-def	mysql	user	User	2		NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
+def	mysql	user	ssl_type	33	''	NO	enum	9	27	NULL	NULL	NULL	utf8	utf8_general_ci	enum('','ANY','X509','SPECIFIED')					NEVER	NULL
+def	mysql	user	Super_priv	19	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Trigger_priv	31	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	Update_priv	6	'N'	NO	enum	1	3	NULL	NULL	NULL	utf8	utf8_general_ci	enum('N','Y')					NEVER	NULL
+def	mysql	user	User	2	''	NO	char	80	240	NULL	NULL	NULL	utf8	utf8_bin	char(80)	PRI				NEVER	NULL
 def	mysql	user	x509_issuer	35	NULL	NO	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob					NEVER	NULL
 def	mysql	user	x509_subject	36	NULL	NO	blob	65535	65535	NULL	NULL	NULL	NULL	NULL	blob					NEVER	NULL
 Warnings:

--- a/mysql-test/suite/perfschema/r/table_schema.result
+++ b/mysql-test/suite/perfschema/r/table_schema.result
@@ -246,8 +246,8 @@ def	performance_schema	events_statements_summary_by_digest	SUM_SORT_ROWS	24	NULL
 def	performance_schema	events_statements_summary_by_digest	SUM_SORT_SCAN	25	NULL	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(20) unsigned			select,insert,update,references		NEVER	NULL
 def	performance_schema	events_statements_summary_by_digest	SUM_NO_INDEX_USED	26	NULL	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(20) unsigned			select,insert,update,references		NEVER	NULL
 def	performance_schema	events_statements_summary_by_digest	SUM_NO_GOOD_INDEX_USED	27	NULL	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(20) unsigned			select,insert,update,references		NEVER	NULL
-def	performance_schema	events_statements_summary_by_digest	FIRST_SEEN	28	0000-00-00 00:00:00	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
-def	performance_schema	events_statements_summary_by_digest	LAST_SEEN	29	0000-00-00 00:00:00	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	performance_schema	events_statements_summary_by_digest	FIRST_SEEN	28	'0000-00-00 00:00:00'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	performance_schema	events_statements_summary_by_digest	LAST_SEEN	29	'0000-00-00 00:00:00'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
 def	performance_schema	events_statements_summary_by_host_by_event_name	HOST	1	NULL	YES	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)			select,insert,update,references		NEVER	NULL
 def	performance_schema	events_statements_summary_by_host_by_event_name	EVENT_NAME	2	NULL	NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)			select,insert,update,references		NEVER	NULL
 def	performance_schema	events_statements_summary_by_host_by_event_name	COUNT_STAR	3	NULL	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(20) unsigned			select,insert,update,references		NEVER	NULL
@@ -529,10 +529,10 @@ def	performance_schema	host_cache	COUNT_DEFAULT_DATABASE_ERRORS	22	NULL	NO	bigin
 def	performance_schema	host_cache	COUNT_INIT_CONNECT_ERRORS	23	NULL	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(20)			select,insert,update,references		NEVER	NULL
 def	performance_schema	host_cache	COUNT_LOCAL_ERRORS	24	NULL	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(20)			select,insert,update,references		NEVER	NULL
 def	performance_schema	host_cache	COUNT_UNKNOWN_ERRORS	25	NULL	NO	bigint	NULL	NULL	19	0	NULL	NULL	NULL	bigint(20)			select,insert,update,references		NEVER	NULL
-def	performance_schema	host_cache	FIRST_SEEN	26	0000-00-00 00:00:00	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
-def	performance_schema	host_cache	LAST_SEEN	27	0000-00-00 00:00:00	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
-def	performance_schema	host_cache	FIRST_ERROR_SEEN	28	0000-00-00 00:00:00	YES	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
-def	performance_schema	host_cache	LAST_ERROR_SEEN	29	0000-00-00 00:00:00	YES	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	performance_schema	host_cache	FIRST_SEEN	26	'0000-00-00 00:00:00'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	performance_schema	host_cache	LAST_SEEN	27	'0000-00-00 00:00:00'	NO	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	performance_schema	host_cache	FIRST_ERROR_SEEN	28	'0000-00-00 00:00:00'	YES	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
+def	performance_schema	host_cache	LAST_ERROR_SEEN	29	'0000-00-00 00:00:00'	YES	timestamp	NULL	NULL	NULL	NULL	0	NULL	NULL	timestamp			select,insert,update,references		NEVER	NULL
 def	performance_schema	mutex_instances	NAME	1	NULL	NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)			select,insert,update,references		NEVER	NULL
 def	performance_schema	mutex_instances	OBJECT_INSTANCE_BEGIN	2	NULL	NO	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(20) unsigned			select,insert,update,references		NEVER	NULL
 def	performance_schema	mutex_instances	LOCKED_BY_THREAD_ID	3	NULL	YES	bigint	NULL	NULL	20	0	NULL	NULL	NULL	bigint(20) unsigned			select,insert,update,references		NEVER	NULL
@@ -560,19 +560,19 @@ def	performance_schema	session_connect_attrs	PROCESSLIST_ID	1	NULL	NO	int	NULL	N
 def	performance_schema	session_connect_attrs	ATTR_NAME	2	NULL	NO	varchar	32	96	NULL	NULL	NULL	utf8	utf8_bin	varchar(32)			select,insert,update,references		NEVER	NULL
 def	performance_schema	session_connect_attrs	ATTR_VALUE	3	NULL	YES	varchar	1024	3072	NULL	NULL	NULL	utf8	utf8_bin	varchar(1024)			select,insert,update,references		NEVER	NULL
 def	performance_schema	session_connect_attrs	ORDINAL_POSITION	4	NULL	YES	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)			select,insert,update,references		NEVER	NULL
-def	performance_schema	setup_actors	HOST	1	%	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)			select,insert,update,references		NEVER	NULL
-def	performance_schema	setup_actors	USER	2	%	NO	char	16	48	NULL	NULL	NULL	utf8	utf8_bin	char(16)			select,insert,update,references		NEVER	NULL
-def	performance_schema	setup_actors	ROLE	3	%	NO	char	16	48	NULL	NULL	NULL	utf8	utf8_bin	char(16)			select,insert,update,references		NEVER	NULL
+def	performance_schema	setup_actors	HOST	1	'%'	NO	char	60	180	NULL	NULL	NULL	utf8	utf8_bin	char(60)			select,insert,update,references		NEVER	NULL
+def	performance_schema	setup_actors	USER	2	'%'	NO	char	16	48	NULL	NULL	NULL	utf8	utf8_bin	char(16)			select,insert,update,references		NEVER	NULL
+def	performance_schema	setup_actors	ROLE	3	'%'	NO	char	16	48	NULL	NULL	NULL	utf8	utf8_bin	char(16)			select,insert,update,references		NEVER	NULL
 def	performance_schema	setup_consumers	NAME	1	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select,insert,update,references		NEVER	NULL
 def	performance_schema	setup_consumers	ENABLED	2	NULL	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('YES','NO')			select,insert,update,references		NEVER	NULL
 def	performance_schema	setup_instruments	NAME	1	NULL	NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)			select,insert,update,references		NEVER	NULL
 def	performance_schema	setup_instruments	ENABLED	2	NULL	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('YES','NO')			select,insert,update,references		NEVER	NULL
 def	performance_schema	setup_instruments	TIMED	3	NULL	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('YES','NO')			select,insert,update,references		NEVER	NULL
-def	performance_schema	setup_objects	OBJECT_TYPE	1	TABLE	NO	enum	5	15	NULL	NULL	NULL	utf8	utf8_general_ci	enum('TABLE')			select,insert,update,references		NEVER	NULL
-def	performance_schema	setup_objects	OBJECT_SCHEMA	2	%	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select,insert,update,references		NEVER	NULL
-def	performance_schema	setup_objects	OBJECT_NAME	3	%	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select,insert,update,references		NEVER	NULL
-def	performance_schema	setup_objects	ENABLED	4	YES	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('YES','NO')			select,insert,update,references		NEVER	NULL
-def	performance_schema	setup_objects	TIMED	5	YES	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('YES','NO')			select,insert,update,references		NEVER	NULL
+def	performance_schema	setup_objects	OBJECT_TYPE	1	'TABLE'	NO	enum	5	15	NULL	NULL	NULL	utf8	utf8_general_ci	enum('TABLE')			select,insert,update,references		NEVER	NULL
+def	performance_schema	setup_objects	OBJECT_SCHEMA	2	'%'	YES	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select,insert,update,references		NEVER	NULL
+def	performance_schema	setup_objects	OBJECT_NAME	3	'%'	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select,insert,update,references		NEVER	NULL
+def	performance_schema	setup_objects	ENABLED	4	'YES'	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('YES','NO')			select,insert,update,references		NEVER	NULL
+def	performance_schema	setup_objects	TIMED	5	'YES'	NO	enum	3	9	NULL	NULL	NULL	utf8	utf8_general_ci	enum('YES','NO')			select,insert,update,references		NEVER	NULL
 def	performance_schema	setup_timers	NAME	1	NULL	NO	varchar	64	192	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(64)			select,insert,update,references		NEVER	NULL
 def	performance_schema	setup_timers	TIMER_NAME	2	NULL	NO	enum	11	33	NULL	NULL	NULL	utf8	utf8_general_ci	enum('CYCLE','NANOSECOND','MICROSECOND','MILLISECOND','TICK')			select,insert,update,references		NEVER	NULL
 def	performance_schema	socket_instances	EVENT_NAME	1	NULL	NO	varchar	128	384	NULL	NULL	NULL	utf8	utf8_general_ci	varchar(128)			select,insert,update,references		NEVER	NULL

--- a/mysql-test/t/client_xml.test
+++ b/mysql-test/t/client_xml.test
@@ -14,7 +14,7 @@ drop table if exists t1;
 # sure that basic encoding issues are handled properly
 create table t1 (
  `a&b` int,
-  `a<b` int,
+  `a<b` int NOT NULL,
  `a>b` text
 );
 insert into t1 values (1, 2, 'a&b a<b a>b');

--- a/sql/sql_show.cc
+++ b/sql/sql_show.cc
@@ -5447,6 +5447,7 @@ static int get_schema_column_record(THD *thd, TABLE_LIST *tables,
  TABLE *show_table;
  Field **ptr, *field;
  int count;
+  bool quoted_defaults= lex->sql_command != SQLCOM_SHOW_FIELDS;
  DBUG_ENTER("get_schema_column_record");

  if (res)
@@ -5516,7 +5517,7 @@ static int get_schema_column_record(THD *thd, TABLE_LIST *tables,
                           cs);
    table->field[4]->store((longlong) count, TRUE);

-    if (get_field_default_value(thd, field, &type, 0))
+    if (get_field_default_value(thd, field, &type, quoted_defaults))
    {
      table->field[5]->store(type.ptr(), type.length(), cs);
      table->field[5]->set_notnull();