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nexedi
MariaDB
Commits
e9d9ca83
Commit
e9d9ca83
authored
Nov 10, 2004
by
monty@mysql.com
Browse files
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Merge bk-internal.mysql.com:/home/bk/mysql-4.1
into mysql.com:/home/my/mysql-4.1
parents
3d0f7eca
f08a29d8
Changes
15
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Showing
15 changed files
with
232 additions
and
88 deletions
+232
-88
include/mysql.h
include/mysql.h
+2
-0
mysql-test/init_db.sql
mysql-test/init_db.sql
+43
-11
mysql-test/r/metadata.result
mysql-test/r/metadata.result
+1
-1
mysql-test/r/null.result
mysql-test/r/null.result
+94
-0
mysql-test/r/ps_2myisam.result
mysql-test/r/ps_2myisam.result
+2
-2
mysql-test/r/ps_3innodb.result
mysql-test/r/ps_3innodb.result
+2
-2
mysql-test/r/ps_4heap.result
mysql-test/r/ps_4heap.result
+2
-2
mysql-test/r/ps_5merge.result
mysql-test/r/ps_5merge.result
+4
-4
mysql-test/r/ps_6bdb.result
mysql-test/r/ps_6bdb.result
+2
-2
mysql-test/r/ps_7ndb.result
mysql-test/r/ps_7ndb.result
+2
-2
mysql-test/t/null.test
mysql-test/t/null.test
+67
-0
ndb/src/common/debugger/signaldata/SignalDataPrint.cpp
ndb/src/common/debugger/signaldata/SignalDataPrint.cpp
+5
-59
sql/ha_ndbcluster.cc
sql/ha_ndbcluster.cc
+1
-1
sql/item.cc
sql/item.cc
+2
-2
sql/item.h
sql/item.h
+3
-0
No files found.
include/mysql.h
View file @
e9d9ca83
...
...
@@ -490,6 +490,8 @@ MYSQL_RES * STDCALL mysql_list_fields(MYSQL *mysql, const char *table,
const
char
*
wild
);
unsigned
long
STDCALL
mysql_escape_string
(
char
*
to
,
const
char
*
from
,
unsigned
long
from_length
);
unsigned
long
STDCALL
mysql_hex_string
(
char
*
to
,
const
char
*
from
,
unsigned
long
from_length
);
unsigned
long
STDCALL
mysql_real_escape_string
(
MYSQL
*
mysql
,
char
*
to
,
const
char
*
from
,
unsigned
long
length
);
...
...
mysql-test/init_db.sql
View file @
e9d9ca83
This diff is collapsed.
Click to expand it.
mysql-test/r/metadata.result
View file @
e9d9ca83
...
...
@@ -5,7 +5,7 @@ def 1 8 1 1 N 32769 0 8
def 1.0 5 3 3 N 32769 1 8
def -1 8 1 2 N 32769 0 8
def hello 254 5 5 N 1 31 8
def NULL 6 0 0 Y 32
768 0 8
def NULL 6 0 0 Y 32
896 0 63
1 1.0 -1 hello NULL
1 1.0 -1 hello NULL
create table t1 (a tinyint, b smallint, c mediumint, d int, e bigint, f float(3,2), g double(4,3), h decimal(5,4), i year, j date, k timestamp, l datetime, m enum('a','b'), n set('a','b'), o char(10));
...
...
mysql-test/r/null.result
View file @
e9d9ca83
...
...
@@ -175,3 +175,97 @@ explain select * from t1 where i=2 or i is null;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref i i 4 const 7 Using where; Using index
drop table t1;
set names latin2;
create table t1 select
null as c00,
if(1, null, 'string') as c01,
if(0, null, 'string') as c02,
ifnull(null, 'string') as c03,
ifnull('string', null) as c04,
case when 0 then null else 'string' end as c05,
case when 1 then null else 'string' end as c06,
coalesce(null, 'string') as c07,
coalesce('string', null) as c08,
least('string',null) as c09,
least(null, 'string') as c10,
greatest('string',null) as c11,
greatest(null, 'string') as c12,
nullif('string', null) as c13,
nullif(null, 'string') as c14,
trim('string' from null) as c15,
trim(null from 'string') as c16,
substring_index('string', null, 1) as c17,
substring_index(null, 'string', 1) as c18,
elt(1, null, 'string') as c19,
elt(1, 'string', null) as c20,
concat('string', null) as c21,
concat(null, 'string') as c22,
concat_ws('sep', 'string', null) as c23,
concat_ws('sep', null, 'string') as c24,
concat_ws(null, 'string', 'string') as c25,
make_set(3, 'string', null) as c26,
make_set(3, null, 'string') as c27,
export_set(3, null, 'off', 'sep') as c29,
export_set(3, 'on', null, 'sep') as c30,
export_set(3, 'on', 'off', null) as c31,
replace(null, 'from', 'to') as c32,
replace('str', null, 'to') as c33,
replace('str', 'from', null) as c34,
insert('str', 1, 2, null) as c35,
insert(null, 1, 2, 'str') as c36,
lpad('str', 10, null) as c37,
rpad(null, 10, 'str') as c38;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c00` binary(0) default NULL,
`c01` varchar(6) character set latin2 default NULL,
`c02` varchar(6) character set latin2 default NULL,
`c03` varchar(6) character set latin2 NOT NULL default '',
`c04` varchar(6) character set latin2 default NULL,
`c05` varchar(6) character set latin2 default NULL,
`c06` varchar(6) character set latin2 default NULL,
`c07` varchar(6) character set latin2 default NULL,
`c08` varchar(6) character set latin2 default NULL,
`c09` varchar(6) character set latin2 NOT NULL default '',
`c10` varchar(6) character set latin2 NOT NULL default '',
`c11` varchar(6) character set latin2 NOT NULL default '',
`c12` varchar(6) character set latin2 NOT NULL default '',
`c13` varchar(6) character set latin2 default NULL,
`c14` char(0) character set latin2 default NULL,
`c15` char(0) character set latin2 default NULL,
`c16` varchar(6) character set latin2 default NULL,
`c17` varchar(6) character set latin2 default NULL,
`c18` char(0) character set latin2 default NULL,
`c19` varchar(6) character set latin2 default NULL,
`c20` varchar(6) character set latin2 default NULL,
`c21` varchar(6) character set latin2 default NULL,
`c22` varchar(6) character set latin2 default NULL,
`c23` varchar(9) character set latin2 default NULL,
`c24` varchar(9) character set latin2 default NULL,
`c25` varchar(12) character set latin2 default NULL,
`c26` varchar(7) character set latin2 default NULL,
`c27` varchar(7) character set latin2 default NULL,
`c29` longtext character set latin2,
`c30` longtext character set latin2,
`c31` varchar(192) character set latin2 default NULL,
`c32` char(0) character set latin2 default NULL,
`c33` char(3) character set latin2 default NULL,
`c34` char(3) character set latin2 default NULL,
`c35` char(3) character set latin2 default NULL,
`c36` char(3) character set latin2 default NULL,
`c37` varchar(10) character set latin2 default NULL,
`c38` varchar(10) character set latin2 default NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
select
case 'str' when 'STR' then 'str' when null then 'null' end as c01,
case 'str' when null then 'null' when 'STR' then 'str' end as c02,
field(null, 'str1', 'str2') as c03,
field('str1','STR1', null) as c04,
field('str1', null, 'STR1') as c05,
'string' in ('STRING', null) as c08,
'string' in (null, 'STRING') as c09;
c01 c02 c03 c04 c05 c08 c09
str str 0 1 2 1 1
set names latin1;
mysql-test/r/ps_2myisam.result
View file @
e9d9ca83
...
...
@@ -1790,7 +1790,7 @@ t5 CREATE TABLE `t5` (
`param10` bigint(20) default NULL,
`const11` int(4) default NULL,
`param11` bigint(20) default NULL,
`const12`
char
(0) default NULL,
`const12`
binary
(0) default NULL,
`param12` bigint(20) default NULL,
`param13` double default NULL,
`param14` longtext,
...
...
@@ -1820,7 +1820,7 @@ def test t5 t5 const10 const10 3 10 9 N 32769 0 63
def test t5 t5 param10 param10 8 20 9 Y 32768 0 63
def test t5 t5 const11 const11 3 4 4 Y 32768 0 63
def test t5 t5 param11 param11 8 20 4 Y 32768 0 63
def test t5 t5 const12 const12 254 0 0 Y
0 0 8
def test t5 t5 const12 const12 254 0 0 Y
128 0 63
def test t5 t5 param12 param12 8 20 0 Y 32768 0 63
def test t5 t5 param13 param13 5 20 0 Y 32768 31 63
def test t5 t5 param14 param14 252 16777215 0 Y 16 0 8
...
...
mysql-test/r/ps_3innodb.result
View file @
e9d9ca83
...
...
@@ -1773,7 +1773,7 @@ t5 CREATE TABLE `t5` (
`param10` bigint(20) default NULL,
`const11` int(4) default NULL,
`param11` bigint(20) default NULL,
`const12`
char
(0) default NULL,
`const12`
binary
(0) default NULL,
`param12` bigint(20) default NULL,
`param13` double default NULL,
`param14` longtext,
...
...
@@ -1803,7 +1803,7 @@ def test t5 t5 const10 const10 3 10 9 N 32769 0 63
def test t5 t5 param10 param10 8 20 9 Y 32768 0 63
def test t5 t5 const11 const11 3 4 4 Y 32768 0 63
def test t5 t5 param11 param11 8 20 4 Y 32768 0 63
def test t5 t5 const12 const12 254 0 0 Y
0 0 8
def test t5 t5 const12 const12 254 0 0 Y
128 0 63
def test t5 t5 param12 param12 8 20 0 Y 32768 0 63
def test t5 t5 param13 param13 5 20 0 Y 32768 31 63
def test t5 t5 param14 param14 252 16777215 0 Y 16 0 8
...
...
mysql-test/r/ps_4heap.result
View file @
e9d9ca83
...
...
@@ -1774,7 +1774,7 @@ t5 CREATE TABLE `t5` (
`param10` bigint(20) default NULL,
`const11` int(4) default NULL,
`param11` bigint(20) default NULL,
`const12`
char
(0) default NULL,
`const12`
binary
(0) default NULL,
`param12` bigint(20) default NULL,
`param13` double default NULL,
`param14` longtext,
...
...
@@ -1804,7 +1804,7 @@ def test t5 t5 const10 const10 3 10 9 N 32769 0 63
def test t5 t5 param10 param10 8 20 9 Y 32768 0 63
def test t5 t5 const11 const11 3 4 4 Y 32768 0 63
def test t5 t5 param11 param11 8 20 4 Y 32768 0 63
def test t5 t5 const12 const12 254 0 0 Y
0 0 8
def test t5 t5 const12 const12 254 0 0 Y
128 0 63
def test t5 t5 param12 param12 8 20 0 Y 32768 0 63
def test t5 t5 param13 param13 5 20 0 Y 32768 31 63
def test t5 t5 param14 param14 252 16777215 0 Y 16 0 8
...
...
mysql-test/r/ps_5merge.result
View file @
e9d9ca83
...
...
@@ -1713,7 +1713,7 @@ t5 CREATE TABLE `t5` (
`param10` bigint(20) default NULL,
`const11` int(4) default NULL,
`param11` bigint(20) default NULL,
`const12`
char
(0) default NULL,
`const12`
binary
(0) default NULL,
`param12` bigint(20) default NULL,
`param13` double default NULL,
`param14` longtext,
...
...
@@ -1743,7 +1743,7 @@ def test t5 t5 const10 const10 3 10 9 N 32769 0 63
def test t5 t5 param10 param10 8 20 9 Y 32768 0 63
def test t5 t5 const11 const11 3 4 4 Y 32768 0 63
def test t5 t5 param11 param11 8 20 4 Y 32768 0 63
def test t5 t5 const12 const12 254 0 0 Y
0 0 8
def test t5 t5 const12 const12 254 0 0 Y
128 0 63
def test t5 t5 param12 param12 8 20 0 Y 32768 0 63
def test t5 t5 param13 param13 5 20 0 Y 32768 31 63
def test t5 t5 param14 param14 252 16777215 0 Y 16 0 8
...
...
@@ -4723,7 +4723,7 @@ t5 CREATE TABLE `t5` (
`param10` bigint(20) default NULL,
`const11` int(4) default NULL,
`param11` bigint(20) default NULL,
`const12`
char
(0) default NULL,
`const12`
binary
(0) default NULL,
`param12` bigint(20) default NULL,
`param13` double default NULL,
`param14` longtext,
...
...
@@ -4753,7 +4753,7 @@ def test t5 t5 const10 const10 3 10 9 N 32769 0 63
def test t5 t5 param10 param10 8 20 9 Y 32768 0 63
def test t5 t5 const11 const11 3 4 4 Y 32768 0 63
def test t5 t5 param11 param11 8 20 4 Y 32768 0 63
def test t5 t5 const12 const12 254 0 0 Y
0 0 8
def test t5 t5 const12 const12 254 0 0 Y
128 0 63
def test t5 t5 param12 param12 8 20 0 Y 32768 0 63
def test t5 t5 param13 param13 5 20 0 Y 32768 31 63
def test t5 t5 param14 param14 252 16777215 0 Y 16 0 8
...
...
mysql-test/r/ps_6bdb.result
View file @
e9d9ca83
...
...
@@ -1773,7 +1773,7 @@ t5 CREATE TABLE `t5` (
`param10` bigint(20) default NULL,
`const11` int(4) default NULL,
`param11` bigint(20) default NULL,
`const12`
char
(0) default NULL,
`const12`
binary
(0) default NULL,
`param12` bigint(20) default NULL,
`param13` double default NULL,
`param14` longtext,
...
...
@@ -1803,7 +1803,7 @@ def test t5 t5 const10 const10 3 10 9 N 32769 0 63
def test t5 t5 param10 param10 8 20 9 Y 32768 0 63
def test t5 t5 const11 const11 3 4 4 Y 32768 0 63
def test t5 t5 param11 param11 8 20 4 Y 32768 0 63
def test t5 t5 const12 const12 254 0 0 Y
0 0 8
def test t5 t5 const12 const12 254 0 0 Y
128 0 63
def test t5 t5 param12 param12 8 20 0 Y 32768 0 63
def test t5 t5 param13 param13 5 20 0 Y 32768 31 63
def test t5 t5 param14 param14 252 16777215 0 Y 16 0 8
...
...
mysql-test/r/ps_7ndb.result
View file @
e9d9ca83
...
...
@@ -1749,7 +1749,7 @@ t5 CREATE TABLE `t5` (
`param10` bigint(20) default NULL,
`const11` int(4) default NULL,
`param11` bigint(20) default NULL,
`const12`
char
(0) default NULL,
`const12`
binary
(0) default NULL,
`param12` bigint(20) default NULL,
`param13` double default NULL,
`param14` longtext,
...
...
@@ -1779,7 +1779,7 @@ def test t5 t5 const10 const10 3 10 9 N 32769 0 63
def test t5 t5 param10 param10 8 20 9 Y 32768 0 63
def test t5 t5 const11 const11 3 4 4 Y 32768 0 63
def test t5 t5 param11 param11 8 20 4 Y 32768 0 63
def test t5 t5 const12 const12 254 0 0 Y
0 0 8
def test t5 t5 const12 const12 254 0 0 Y
128 0 63
def test t5 t5 param12 param12 8 20 0 Y 32768 0 63
def test t5 t5 param13 param13 5 20 0 Y 32768 31 63
def test t5 t5 param14 param14 252 16777215 0 Y 16 0 8
...
...
mysql-test/t/null.test
View file @
e9d9ca83
...
...
@@ -119,3 +119,70 @@ alter table t1 change i i int not null;
explain
select
*
from
t1
where
i
=
2
or
i
is
null
;
drop
table
t1
;
#
# NULL has its own type BINARY(0) by default.
# But NULL should be weaker than a constant
# when mixing charsets/collations
#
set
names
latin2
;
# Check that result type is taken from a non-null string
create
table
t1
select
null
as
c00
,
if
(
1
,
null
,
'string'
)
as
c01
,
if
(
0
,
null
,
'string'
)
as
c02
,
ifnull
(
null
,
'string'
)
as
c03
,
ifnull
(
'string'
,
null
)
as
c04
,
case
when
0
then
null
else
'string'
end
as
c05
,
case
when
1
then
null
else
'string'
end
as
c06
,
coalesce
(
null
,
'string'
)
as
c07
,
coalesce
(
'string'
,
null
)
as
c08
,
least
(
'string'
,
null
)
as
c09
,
least
(
null
,
'string'
)
as
c10
,
greatest
(
'string'
,
null
)
as
c11
,
greatest
(
null
,
'string'
)
as
c12
,
nullif
(
'string'
,
null
)
as
c13
,
nullif
(
null
,
'string'
)
as
c14
,
trim
(
'string'
from
null
)
as
c15
,
trim
(
null
from
'string'
)
as
c16
,
substring_index
(
'string'
,
null
,
1
)
as
c17
,
substring_index
(
null
,
'string'
,
1
)
as
c18
,
elt
(
1
,
null
,
'string'
)
as
c19
,
elt
(
1
,
'string'
,
null
)
as
c20
,
concat
(
'string'
,
null
)
as
c21
,
concat
(
null
,
'string'
)
as
c22
,
concat_ws
(
'sep'
,
'string'
,
null
)
as
c23
,
concat_ws
(
'sep'
,
null
,
'string'
)
as
c24
,
concat_ws
(
null
,
'string'
,
'string'
)
as
c25
,
make_set
(
3
,
'string'
,
null
)
as
c26
,
make_set
(
3
,
null
,
'string'
)
as
c27
,
export_set
(
3
,
null
,
'off'
,
'sep'
)
as
c29
,
export_set
(
3
,
'on'
,
null
,
'sep'
)
as
c30
,
export_set
(
3
,
'on'
,
'off'
,
null
)
as
c31
,
replace
(
null
,
'from'
,
'to'
)
as
c32
,
replace
(
'str'
,
null
,
'to'
)
as
c33
,
replace
(
'str'
,
'from'
,
null
)
as
c34
,
insert
(
'str'
,
1
,
2
,
null
)
as
c35
,
insert
(
null
,
1
,
2
,
'str'
)
as
c36
,
lpad
(
'str'
,
10
,
null
)
as
c37
,
rpad
(
null
,
10
,
'str'
)
as
c38
;
show
create
table
t1
;
drop
table
t1
;
#
# Check that comparison is done according to
# non-null string collation, i.e. case insensitively,
# rather than according to NULL's collation, i.e. case sensitively
#
--
in
field
select
case
'str'
when
'STR'
then
'str'
when
null
then
'null'
end
as
c01
,
case
'str'
when
null
then
'null'
when
'STR'
then
'str'
end
as
c02
,
field
(
null
,
'str1'
,
'str2'
)
as
c03
,
field
(
'str1'
,
'STR1'
,
null
)
as
c04
,
field
(
'str1'
,
null
,
'STR1'
)
as
c05
,
'string'
in
(
'STRING'
,
null
)
as
c08
,
'string'
in
(
null
,
'STRING'
)
as
c09
;
# Restore charset to the default value.
set
names
latin1
;
ndb/src/common/debugger/signaldata/SignalDataPrint.cpp
View file @
e9d9ca83
...
...
@@ -16,65 +16,9 @@
#include "GlobalSignalNumbers.h"
#include "signaldata/SignalDataPrint.hpp"
#include "signaldata/TcKeyReq.hpp"
#include "signaldata/TcKeyConf.hpp"
#include "signaldata/TcKeyRef.hpp"
#include "signaldata/LqhKey.hpp"
#include "signaldata/TupKey.hpp"
#include "signaldata/TupCommit.hpp"
#include "signaldata/FsOpenReq.hpp"
#include "signaldata/FsCloseReq.hpp"
#include "signaldata/FsReadWriteReq.hpp"
#include "signaldata/FsRef.hpp"
#include "signaldata/FsConf.hpp"
#include "signaldata/CloseComReqConf.hpp"
#include "signaldata/PackedSignal.hpp"
#include "signaldata/PrepFailReqRef.hpp"
#include "signaldata/DictTabInfo.hpp"
#include "signaldata/AlterTable.hpp"
#include "signaldata/AlterTab.hpp"
#include "signaldata/CreateTrig.hpp"
#include "signaldata/AlterTrig.hpp"
#include "signaldata/DropTrig.hpp"
#include "signaldata/FireTrigOrd.hpp"
#include "signaldata/TrigAttrInfo.hpp"
#include "signaldata/CreateIndx.hpp"
#include "signaldata/AlterIndx.hpp"
#include "signaldata/DropIndx.hpp"
#include "signaldata/TcIndx.hpp"
#include "signaldata/IndxKeyInfo.hpp"
#include "signaldata/IndxAttrInfo.hpp"
#include <signaldata/FsAppendReq.hpp>
#include <signaldata/BackupSignalData.hpp>
#include <signaldata/BackupImpl.hpp>
#include <signaldata/UtilSequence.hpp>
#include <signaldata/UtilPrepare.hpp>
#include <signaldata/UtilExecute.hpp>
#include <signaldata/ScanTab.hpp>
#include <signaldata/ScanFrag.hpp>
#include <signaldata/LqhFrag.hpp>
#include <signaldata/LqhTransConf.hpp>
#include <signaldata/DropTab.hpp>
#include <signaldata/PrepDropTab.hpp>
#include <signaldata/LCP.hpp>
#include <signaldata/MasterLCP.hpp>
#include <signaldata/CopyGCIReq.hpp>
#include <signaldata/SystemError.hpp>
#include <signaldata/StartRec.hpp>
#include <signaldata/NFCompleteRep.hpp>
#include <signaldata/SignalDroppedRep.hpp>
#include <signaldata/FailRep.hpp>
#include <signaldata/DisconnectRep.hpp>
#include <signaldata/SumaImpl.hpp>
#include <signaldata/NdbSttor.hpp>
#include <signaldata/CreateFragmentation.hpp>
#include <signaldata/UtilLock.hpp>
#include <signaldata/CntrStart.hpp>
#include <signaldata/ReadNodesConf.hpp>
#include <signaldata/TuxMaint.hpp>
#include <signaldata/AccLock.hpp>
#include <GlobalSignalNumbers.h>
#include <signaldata/SignalData.hpp>
#include <signaldata/SignalDataPrint.hpp>
/**
* This is the register
...
...
@@ -254,6 +198,8 @@ SignalDataPrintFunctions[] = {
,{
0
,
0
}
};
#include <Bitmask.hpp>
template
struct
BitmaskPOD
<
1
>;
template
struct
BitmaskPOD
<
2
>;
template
struct
BitmaskPOD
<
4
>;
...
...
sql/ha_ndbcluster.cc
View file @
e9d9ca83
...
...
@@ -2318,7 +2318,7 @@ int ha_ndbcluster::index_last(byte *buf)
DBUG_RETURN
(
0
);
}
}
DBUG_RETURN
(
1
);
DBUG_RETURN
(
res
);
}
...
...
sql/item.cc
View file @
e9d9ca83
...
...
@@ -376,13 +376,13 @@ bool DTCollation::aggregate(DTCollation &dt, uint flags)
}
else
if
((
flags
&
MY_COLL_ALLOW_COERCIBLE_CONV
)
&&
derivation
<
dt
.
derivation
&&
dt
.
derivation
=
=
DERIVATION_COERCIBLE
)
dt
.
derivation
>
=
DERIVATION_COERCIBLE
)
{
// Do nothing;
}
else
if
((
flags
&
MY_COLL_ALLOW_COERCIBLE_CONV
)
&&
dt
.
derivation
<
derivation
&&
derivation
=
=
DERIVATION_COERCIBLE
)
derivation
>
=
DERIVATION_COERCIBLE
)
{
set
(
dt
);
strong
=
nagg
;
...
...
sql/item.h
View file @
e9d9ca83
...
...
@@ -31,6 +31,7 @@ void item_init(void); /* Init item functions */
enum
Derivation
{
DERIVATION_IGNORABLE
=
4
,
DERIVATION_COERCIBLE
=
3
,
DERIVATION_IMPLICIT
=
2
,
DERIVATION_NONE
=
1
,
...
...
@@ -98,6 +99,7 @@ class DTCollation {
{
switch
(
derivation
)
{
case
DERIVATION_IGNORABLE
:
return
"IGNORABLE"
;
case
DERIVATION_COERCIBLE
:
return
"COERCIBLE"
;
case
DERIVATION_IMPLICIT
:
return
"IMPLICIT"
;
case
DERIVATION_EXPLICIT
:
return
"EXPLICIT"
;
...
...
@@ -440,6 +442,7 @@ class Item_null :public Item
max_length
=
0
;
name
=
name_par
?
name_par
:
(
char
*
)
"NULL"
;
fixed
=
1
;
collation
.
set
(
&
my_charset_bin
,
DERIVATION_IGNORABLE
);
}
enum
Type
type
()
const
{
return
NULL_ITEM
;
}
bool
eq
(
const
Item
*
item
,
bool
binary_cmp
)
const
;
...
...
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