merge

sql/mysql_priv.h:
  Auto merged
sql/repl_failsafe.cc:
  Auto merged
sql/set_var.cc:
  Auto merged
sql/set_var.h:
  Auto merged
sql/sql_acl.cc:
  Auto merged
sql/sql_parse.cc:
  Auto merged
sql/sql_prepare.cc:
  Auto merged
sql/sql_repl.cc:
  Auto merged
sql/sql_show.cc:
  Auto merged
sql/sql_update.cc:
  Auto merged
sql/sql_yacc.yy:
  Auto merged
sql/table.cc:
  Auto merged

mysql-test/r/information_schema.result

@@ -594,7 +594,7 @@ TABLE_CONSTRAINTS
 TABLE_PRIVILEGES
 TRIGGERS
 create database information_schema;
-ERROR HY000: Can't create database 'information_schema'; database exists
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
 use information_schema;
 show full tables like "T%";
 Tables_in_information_schema (T%)	Table_type
@@ -990,3 +990,25 @@ Field	Type	Null	Key	Default	Extra
 c	int(11)	YES		NULL	
 drop view v1;
 drop table t1;
+alter database information_schema;
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+drop database information_schema;
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+drop table information_schema.tables;
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+alter table information_schema.tables;
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+use information_schema;
+create temporary table schemata(f1 char(10));
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+CREATE PROCEDURE p1 ()
+BEGIN
+SELECT 'foo' FROM DUAL;
+END |
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+select  ROUTINE_NAME from routines;
+ROUTINE_NAME
+grant all on information_schema.* to 'user1'@'localhost';
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+grant select on information_schema.* to 'user1'@'localhost';
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'

mysql-test/r/ndb_bitfield.result

@@ -140,6 +140,64 @@ b+0
 499
 drop table t1;
 create table t1 (
+dummyKey INTEGER NOT NULL,
+a001 TINYINT,
+a010 TINYINT,
+a012 TINYINT,
+a015 TINYINT,
+a016 TINYINT,
+a017 TINYINT,
+a019 TINYINT,
+a029 TINYINT,
+a030 TINYINT,
+a031 TINYINT,
+a032 TINYINT,
+a042 TINYINT,
+a043 TINYINT,
+a044 TINYINT,
+a3001 TINYINT,
+a3002 TINYINT,
+a3003 TINYINT,
+a3004 TINYINT,
+a3005 TINYINT,
+a3021 TINYINT,
+a3022 TINYINT,
+a BIT(6),
+b BIT(6),
+c BIT(6),
+d TINYINT,
+e TINYINT,
+f TINYINT,
+g TINYINT,
+h TINYINT,
+i TINYINT,
+j TINYINT,
+k TINYINT,
+l TINYINT,
+m TINYINT,
+n TINYINT,
+o TINYINT,
+a034 TINYINT,
+PRIMARY KEY USING HASH (dummyKey) ) engine=ndb;
+INSERT INTO `t1` VALUES
+(1,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'000001',b'111111',b'111110',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(2,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'000010',b'000000',b'111101',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(3,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'000100',b'001111',b'111011',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(4,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'001000',b'110000',b'110111',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(5,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'010000',b'100001',b'101111',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(6,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'100000',b'010010',b'011111',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(7,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'000000',b'001100',b'111111',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(8,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'111111',b'000000',b'000000',4,5,5,5,5,5,5,5,5,5,3,2,1);
+INSERT INTO `t1` VALUES (1,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,'
','?','>',4,5,5,5,5,5,5,5,5,5,3,2,1);
+INSERT INTO `t1` VALUES (2,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,'','\0','=',4,5,5,5,5,5,5,5,5,5,3,2,1);
+INSERT INTO `t1` VALUES (3,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,'','',';',4,5,5,5,5,5,5,5,5,5,3,2,1);
+INSERT INTO `t1` VALUES (4,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,'','0','7',4,5,5,5,5,5,5,5,5,5,3,2,1);
+INSERT INTO `t1` VALUES (5,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,'','!','/',4,5,5,5,5,5,5,5,5,5,3,2,1);
+INSERT INTO `t1` VALUES (6,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,' ','','',4,5,5,5,5,5,5,5,5,5,3,2,1);
+INSERT INTO `t1` VALUES (7,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,'\0','','?',4,5,5,5,5,5,5,5,5,5,3,2,1);
+INSERT INTO `t1` VALUES (8,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,'?','\0','\0',4,5,5,5,5,5,5,5,5,5,3,2,1);
+drop table t1;
+create table t1 (
 pk1 bit(9) not null primary key,
 b int
 ) engine=ndbcluster;

mysql-test/r/sp-error.result

@@ -786,3 +786,50 @@ END|
 ERROR 0A000: HANDLER is not allowed in stored procedures
 SELECT bug12995()|
 ERROR 42000: FUNCTION test.bug12995 does not exist
+drop procedure if exists bug12712;
+drop function if exists bug12712;
+create procedure bug12712()
+set session autocommit = 0;
+select @@autocommit;
+@@autocommit
+1
+set @au = @@autocommit;
+call bug12712();
+select @@autocommit;
+@@autocommit
+0
+set session autocommit = @au;
+create function bug12712()
+returns int
+begin
+call bug12712();
+return 0;
+end|
+set @x = bug12712()|
+ERROR HY000: Not allowed to set autocommit from a stored function or trigger
+drop procedure bug12712|
+drop function bug12712|
+create function bug12712()
+returns int
+begin
+set session autocommit = 0;
+return 0;
+end|
+ERROR HY000: Not allowed to set autocommit from a stored function or trigger
+create function bug12712()
+returns int
+begin
+set @@autocommit = 0;
+return 0;
+end|
+ERROR HY000: Not allowed to set autocommit from a stored function or trigger
+create function bug12712()
+returns int
+begin
+set local autocommit = 0;
+return 0;
+end|
+ERROR HY000: Not allowed to set autocommit from a stored function or trigger
+create trigger bug12712
+before insert on t1 for each row set session autocommit = 0;
+ERROR HY000: Not allowed to set autocommit from a stored function or trigger

mysql-test/r/sp.result

@@ -3323,6 +3323,7 @@ drop function bug12379|
 drop procedure bug12379_1|
 drop procedure bug12379_2|
 drop procedure bug12379_3|
+drop table t3|
 drop procedure if exists bug13124|
 create procedure bug13124()
 begin
@@ -3331,4 +3332,20 @@ set @x=y;
 end|
 call bug13124()|
 drop procedure  bug13124|
+drop procedure if exists bug12979_1|
+create procedure bug12979_1(inout d decimal(5)) set d = d / 2|
+set @bug12979_user_var = NULL|
+call bug12979_1(@bug12979_user_var)|
+drop procedure bug12979_1|
+drop procedure if exists bug12979_2|
+create procedure bug12979_2()
+begin
+declare internal_var decimal(5);
+set internal_var= internal_var / 2;
+select internal_var;
+end|
+call bug12979_2()|
+internal_var
+NULL
+drop procedure bug12979_2|
 drop table t1,t2;

mysql-test/r/type_newdecimal.result

@@ -1016,3 +1016,6 @@ v	tdec
 v	tdec
 9	0
 drop procedure wg2;
+select cast(@non_existing_user_var/2 as DECIMAL);
+cast(@non_existing_user_var/2 as DECIMAL)
+NULL

mysql-test/t/information_schema.test

@@ -338,7 +338,7 @@ from information_schema.tables
 where table_schema='information_schema' limit 2;
 show tables from information_schema like "T%";
 
---error 1007
+--error 1044
 create database information_schema;
 use information_schema;
 show full tables like "T%";
@@ -678,3 +678,39 @@ show fields from test.v1;
 connection default;
 drop view v1;
 drop table t1;
+
+#
+# Bug #9846 Inappropriate error displayed while dropping table from 'INFORMATION_SCHEMA'
+#
+--error 1044
+alter database information_schema;
+--error 1044
+drop database information_schema;
+--error 1044
+drop table information_schema.tables;
+--error 1044
+alter table information_schema.tables;
+#
+# Bug #9683 INFORMATION_SCH: Creation of temporary table allowed in Information_schema DB
+#
+use information_schema;
+--error 1044
+create temporary table schemata(f1 char(10));
+#
+# Bug #10708 SP's can use INFORMATION_SCHEMA as ROUTINE_SCHEMA
+#
+delimiter |;
+--error 1044
+CREATE PROCEDURE p1 ()
+BEGIN
+  SELECT 'foo' FROM DUAL;
+END |
+delimiter ;|
+select  ROUTINE_NAME from routines;
+#
+# Bug #10734 Grant of privileges other than 'select' and 'create view' should fail on schema
+#
+--error 1044
+grant all on information_schema.* to 'user1'@'localhost';
+--error 1044
+grant select on information_schema.* to 'user1'@'localhost';

mysql-test/t/ndb_bitfield.test

@@ -47,6 +47,58 @@ select a+0 from t1 order by a;
 select b+0 from t1 order by b;
 drop table t1;
 
+create table t1 (
+                dummyKey INTEGER NOT NULL,
+                a001 TINYINT,
+                a010 TINYINT,
+                a012 TINYINT,
+                a015 TINYINT,
+                a016 TINYINT,
+                a017 TINYINT,
+                a019 TINYINT,
+                a029 TINYINT,
+                a030 TINYINT,
+                a031 TINYINT,
+                a032 TINYINT,
+                a042 TINYINT,
+                a043 TINYINT,
+                a044 TINYINT,
+                a3001 TINYINT,
+                a3002 TINYINT,
+                a3003 TINYINT,
+                a3004 TINYINT,
+                a3005 TINYINT,
+                a3021 TINYINT,
+                a3022 TINYINT,
+                a BIT(6),
+                b BIT(6),
+                c BIT(6),
+                d TINYINT,
+                e TINYINT,
+                f TINYINT,
+                g TINYINT,
+                h TINYINT,
+                i TINYINT,
+                j TINYINT,
+                k TINYINT,
+                l TINYINT,
+                m TINYINT,
+                n TINYINT,
+                o TINYINT,
+                a034 TINYINT,
+PRIMARY KEY USING HASH (dummyKey) ) engine=ndb;
+INSERT INTO `t1` VALUES
+(1,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'000001',b'111111',b'111110',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(2,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'000010',b'000000',b'111101',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(3,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'000100',b'001111',b'111011',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(4,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'001000',b'110000',b'110111',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(5,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'010000',b'100001',b'101111',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(6,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'100000',b'010010',b'011111',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(7,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'000000',b'001100',b'111111',4,5,5,5,5,5,5,5,5,5,3,2,1),
+(8,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,b'111111',b'000000',b'000000',4,5,5,5,5,5,5,5,5,5,3,2,1);
+--exec $MYSQL_DUMP --compact --order-by-primary --skip-extended-insert --no-create-info test t1
+drop table t1;
+
 --error 1005
 create table t1 (
   pk1 bit(9) not null primary key,

mysql-test/t/sp-error.test

@@ -1130,6 +1130,64 @@ END|
 SELECT bug12995()|
 delimiter ;|
 
+
+#
+# BUG#12712: SET AUTOCOMMIT should fail within SP/functions/triggers
+#
+--disable_warnings
+drop procedure if exists bug12712;
+drop function if exists bug12712;
+--enable_warnings
+# Can...
+create procedure bug12712()
+  set session autocommit = 0;
+
+select @@autocommit;
+set @au = @@autocommit;
+call bug12712();
+select @@autocommit;
+set session autocommit = @au;
+
+delimiter |;
+create function bug12712()
+  returns int
+begin
+  call bug12712();
+  return 0;
+end|
+
+# Can't...
+--error ER_SP_CANT_SET_AUTOCOMMIT
+set @x = bug12712()|
+drop procedure bug12712|
+drop function bug12712|
+--error ER_SP_CANT_SET_AUTOCOMMIT
+create function bug12712()
+    returns int
+begin
+  set session autocommit = 0;
+  return 0;
+end|
+--error ER_SP_CANT_SET_AUTOCOMMIT
+create function bug12712()
+    returns int
+begin
+  set @@autocommit = 0;
+  return 0;
+end|
+--error ER_SP_CANT_SET_AUTOCOMMIT
+create function bug12712()
+    returns int
+begin
+  set local autocommit = 0;
+  return 0;
+end|
+delimiter ;|
+--error ER_SP_CANT_SET_AUTOCOMMIT
+create trigger bug12712
+  before insert on t1 for each row set session autocommit = 0;
+
+
 #
 # BUG#NNNN: New bug synopsis
 #

mysql-test/t/sp.test

@@ -4161,6 +4161,7 @@ drop function bug12379|
 drop procedure bug12379_1|
 drop procedure bug12379_2|
 drop procedure bug12379_3|
+drop table t3|
 
 #
 # Bug #13124    Stored Procedure using SELECT INTO crashes server
@@ -4177,6 +4178,35 @@ end|
 call bug13124()|
 drop procedure  bug13124|
 
+#
+# Bug #12979  Stored procedures: crash if inout decimal parameter
+#
+
+# check NULL inout parameters processing
+
+--disable_warnings
+drop procedure if exists bug12979_1|
+--enable_warnings
+create procedure bug12979_1(inout d decimal(5)) set d = d / 2|
+set @bug12979_user_var = NULL|
+call bug12979_1(@bug12979_user_var)|
+drop procedure bug12979_1|
+
+# check NULL local variables processing
+
+--disable_warnings
+drop procedure if exists bug12979_2|
+--enable_warnings
+create procedure bug12979_2()
+begin
+declare internal_var decimal(5);
+set internal_var= internal_var / 2;
+select internal_var;
+end|
+call bug12979_2()|
+drop procedure bug12979_2|
+
+
 #
 # BUG#NNNN: New bug synopsis
 #

mysql-test/t/type_newdecimal.test

@@ -1037,3 +1037,10 @@ call wg2()//
 
 delimiter ;//
 drop procedure wg2;
+
+#
+# Bug #12979 Stored procedures: crash if inout decimal parameter
+# (not a SP bug in fact)
+#
+
+select cast(@non_existing_user_var/2 as DECIMAL);

sql/item_func.cc

@@ -765,7 +765,7 @@ my_decimal *Item_func_numhybrid::val_decimal(my_decimal *decimal_value)
   }
   case REAL_RESULT:
   {
-    double result= (double)int_op();
+    double result= (double)real_op();
     double2my_decimal(E_DEC_FATAL_ERROR, result, decimal_value);
     break;
   }

sql/mysql_priv.h

@@ -628,7 +628,7 @@ void close_connection(THD *thd, uint errcode, bool lock);
 bool reload_acl_and_cache(THD *thd, ulong options, TABLE_LIST *tables, 
                           bool *write_to_binlog);
 bool check_access(THD *thd, ulong access, const char *db, ulong *save_priv,
-		  bool no_grant, bool no_errors);
+		  bool no_grant, bool no_errors, bool schema_db);
 bool check_table_access(THD *thd, ulong want_access, TABLE_LIST *tables,
 			bool no_errors);
 bool check_global_access(THD *thd, ulong want_access);
@@ -875,6 +875,8 @@ int fill_schema_schema_privileges(THD *thd, TABLE_LIST *tables, COND *cond);
 int fill_schema_table_privileges(THD *thd, TABLE_LIST *tables, COND *cond);
 int fill_schema_column_privileges(THD *thd, TABLE_LIST *tables, COND *cond);
 bool get_schema_tables_result(JOIN *join);
+#define is_schema_db(X) \
+  !my_strcasecmp(system_charset_info, information_schema_name.str, (X))
 
 /* sql_prepare.cc */
 

sql/repl_failsafe.cc

@@ -163,7 +163,7 @@ int register_slave(THD* thd, uchar* packet, uint packet_length)
   SLAVE_INFO *si;
   uchar *p= packet, *p_end= packet + packet_length;
 
-  if (check_access(thd, REPL_SLAVE_ACL, any_db,0,0,0))
+  if (check_access(thd, REPL_SLAVE_ACL, any_db,0,0,0,0))
     return 1;
   if (!(si = (SLAVE_INFO*)my_malloc(sizeof(SLAVE_INFO), MYF(MY_WME))))
     goto err2;

sql/set_var.cc

@@ -449,7 +449,7 @@ sys_var_thd_date_time_format sys_datetime_format("datetime_format",
 
 /* Variables that are bits in THD */
 
-static sys_var_thd_bit	sys_autocommit("autocommit", 0,
+sys_var_thd_bit sys_autocommit("autocommit", 0,
                                set_option_autocommit,
                                OPTION_NOT_AUTOCOMMIT,
                                1);

sql/set_var.h

@@ -906,6 +906,7 @@ extern sys_var_const_str sys_charset_system;
 extern sys_var_str sys_init_connect;
 extern sys_var_str sys_init_slave;
 extern sys_var_thd_time_zone sys_time_zone;
+extern sys_var_thd_bit sys_autocommit;
 CHARSET_INFO *get_old_charset_by_name(const char *old_name);
 gptr find_named(I_List<NAMED_LIST> *list, const char *name, uint length,
 		NAMED_LIST **found);

sql/share/errmsg.txt

@@ -5403,6 +5403,8 @@ ER_VIEW_PREVENT_UPDATE
         eng "The definition of table '%-.64s' prevents operation %s on table '%-.64s'."
 ER_PS_NO_RECURSION
         eng "The prepared statement contains a stored routine call that refers to that same statement. It's not allowed to execute a prepared statement in such a recursive manner"
+ER_SP_CANT_SET_AUTOCOMMIT
+        eng "Not allowed to set autocommit from a stored function or trigger"
 ER_PARTITION_REQUIRES_VALUES_ERROR
         eng "%s PARTITIONING requires definition of VALUES %s for each partition"
         swe "%s PARTITIONering krver definition av VALUES %s fr varje partition"

sql/sp_head.h

@@ -114,7 +114,8 @@ public:
     IN_HANDLER= 4,              // Is set if the parser is in a handler body
     MULTI_RESULTS= 8,           // Is set if a procedure with SELECT(s)
     CONTAINS_DYNAMIC_SQL= 16,   // Is set if a procedure with PREPARE/EXECUTE
-    IS_INVOKED= 32              // Is set if this sp_head is being used.
+    IS_INVOKED= 32,             // Is set if this sp_head is being used
+    HAS_SET_AUTOCOMMIT_STMT = 64 // Is set if a procedure with 'set autocommit'
   };
 
   int m_type;			// TYPE_ENUM_FUNCTION or TYPE_ENUM_PROCEDURE
@@ -282,7 +283,10 @@ public:
       my_error(ER_STMT_NOT_ALLOWED_IN_SF_OR_TRG, MYF(0), "Dynamic SQL");
     else if (m_flags & MULTI_RESULTS)
       my_error(ER_SP_NO_RETSET, MYF(0), where);
-    return test(m_flags & (CONTAINS_DYNAMIC_SQL|MULTI_RESULTS));
+    else if (m_flags & HAS_SET_AUTOCOMMIT_STMT)
+      my_error(ER_SP_CANT_SET_AUTOCOMMIT, MYF(0));
+    return test(m_flags &
+		(CONTAINS_DYNAMIC_SQL|MULTI_RESULTS|HAS_SET_AUTOCOMMIT_STMT));
   }
 private:
 

sql/sql_acl.cc

@@ -1336,7 +1336,7 @@ bool check_change_password(THD *thd, const char *host, const char *user,
       (strcmp(thd->user,user) ||
        my_strcasecmp(system_charset_info, host, thd->priv_host)))
   {
-    if (check_access(thd, UPDATE_ACL, "mysql",0,1,0))
+    if (check_access(thd, UPDATE_ACL, "mysql",0,1,0,0))
       return(1);
   }
   if (!thd->slave_thread && !thd->user[0])
@@ -5533,7 +5533,7 @@ int fill_schema_user_privileges(THD *thd, TABLE_LIST *tables, COND *cond)
   ulong want_access;
   char buff[100];
   TABLE *table= tables->table;
-  bool no_global_access= check_access(thd, SELECT_ACL, "mysql",0,1,1);
+  bool no_global_access= check_access(thd, SELECT_ACL, "mysql",0,1,1,0);
   char *curr_host= thd->priv_host ? thd->priv_host : (char *) "%";
   DBUG_ENTER("fill_schema_user_privileges");
 
@@ -5586,7 +5586,7 @@ int fill_schema_schema_privileges(THD *thd, TABLE_LIST *tables, COND *cond)
   ulong want_access;
   char buff[100];
   TABLE *table= tables->table;
-  bool no_global_access= check_access(thd, SELECT_ACL, "mysql",0,1,1);
+  bool no_global_access= check_access(thd, SELECT_ACL, "mysql",0,1,1,0);
   char *curr_host= thd->priv_host ? thd->priv_host : (char *) "%";
   DBUG_ENTER("fill_schema_schema_privileges");
 
@@ -5641,7 +5641,7 @@ int fill_schema_table_privileges(THD *thd, TABLE_LIST *tables, COND *cond)
   uint index;
   char buff[100];
   TABLE *table= tables->table;
-  bool no_global_access= check_access(thd, SELECT_ACL, "mysql",0,1,1);
+  bool no_global_access= check_access(thd, SELECT_ACL, "mysql",0,1,1,0);
   char *curr_host= thd->priv_host ? thd->priv_host : (char *) "%";
   DBUG_ENTER("fill_schema_table_privileges");
 
@@ -5703,7 +5703,7 @@ int fill_schema_column_privileges(THD *thd, TABLE_LIST *tables, COND *cond)
   uint index;
   char buff[100];
   TABLE *table= tables->table;
-  bool no_global_access= check_access(thd, SELECT_ACL, "mysql",0,1,1);
+  bool no_global_access= check_access(thd, SELECT_ACL, "mysql",0,1,1,0);
   char *curr_host= thd->priv_host ? thd->priv_host : (char *) "%";
   DBUG_ENTER("fill_schema_table_privileges");
 

sql/sql_prepare.cc

@@ -1235,7 +1235,7 @@ static int mysql_test_select(Prepared_statement *stmt,
     if (check_table_access(thd, privilege, tables,0))
       goto error;
   }
-  else if (check_access(thd, privilege, any_db,0,0,0))
+  else if (check_access(thd, privilege, any_db,0,0,0,0))
     goto error;
 #endif
 

sql/sql_repl.cc

@@ -770,7 +770,7 @@ int start_slave(THD* thd , MASTER_INFO* mi,  bool net_report)
   int thread_mask;
   DBUG_ENTER("start_slave");
 
-  if (check_access(thd, SUPER_ACL, any_db,0,0,0))
+  if (check_access(thd, SUPER_ACL, any_db,0,0,0,0))
     DBUG_RETURN(1);
   lock_slave_threads(mi);  // this allows us to cleanly read slave_running
   // Get a mask of _stopped_ threads
@@ -895,7 +895,7 @@ int stop_slave(THD* thd, MASTER_INFO* mi, bool net_report )
   if (!thd)
     thd = current_thd;
 
-  if (check_access(thd, SUPER_ACL, any_db,0,0,0))
+  if (check_access(thd, SUPER_ACL, any_db,0,0,0,0))
     return 1;
   thd->proc_info = "Killing slave";
   int thread_mask;

sql/sql_show.cc

@@ -2063,8 +2063,8 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
 	  (base_name= select_lex->db) && !bases.elements))
   {
 #ifndef NO_EMBEDDED_ACCESS_CHECKS
-    if (with_i_schema ||   // don't check the rights if information schema db
-        !check_access(thd,SELECT_ACL, base_name, &thd->col_access,0,1) ||
+    if (!check_access(thd,SELECT_ACL, base_name, 
+                      &thd->col_access, 0, 1, with_i_schema) ||
         thd->master_access & (DB_ACLS | SHOW_DB_ACL) ||
 	acl_get(thd->host, thd->ip, thd->priv_user, base_name,0) ||
 	(grant_option && !check_grant_db(thd, base_name)))
@@ -2486,7 +2486,7 @@ static int get_schema_column_record(THD *thd, struct st_table_list *tables,
 #ifndef NO_EMBEDDED_ACCESS_CHECKS
     uint col_access;
     check_access(thd,SELECT_ACL | EXTRA_ACL, base_name,
-                 &tables->grant.privilege, 0, 0);
+                 &tables->grant.privilege, 0, 0, test(tables->schema_table));
     col_access= get_column_grant(thd, &tables->grant, 
                                  base_name, file_name,
                                  field->field_name) & COL_ACLS;
@@ -2502,11 +2502,6 @@ static int get_schema_column_record(THD *thd, struct st_table_list *tables,
         end=strmov(end,grant_types.type_names[bitnr]);
       }
     }
-    if (tables->schema_table)      // any user has 'select' privilege on all 
-      // I_S table columns
-      table->field[17]->store(grant_types.type_names[0],
-                              strlen(grant_types.type_names[0]), cs);
-    else
     table->field[17]->store(tmp+1,end == tmp ? 0 : (uint) (end-tmp-1), cs);
 
 #endif

sql/sql_update.cc

@@ -825,7 +825,8 @@ bool mysql_multi_update_prepare(THD *thd)
     {
       uint want_privilege= tl->updating ? UPDATE_ACL : SELECT_ACL;
       if (check_access(thd, want_privilege,
-                        tl->db, &tl->grant.privilege, 0, 0) ||
+                       tl->db, &tl->grant.privilege, 0, 0, 
+                       test(tl->schema_table)) ||
           (grant_option && check_grant(thd, want_privilege, tl, 0, 1, 0)))
         DBUG_RETURN(TRUE);
     }

sql/sql_view.cc

@@ -224,11 +224,11 @@ bool mysql_create_view(THD *thd,
     table (i.e. user will not get some privileges by view creation)
   */
   if ((check_access(thd, CREATE_VIEW_ACL, view->db, &view->grant.privilege,
-                    0, 0) ||
+                    0, 0, is_schema_db(view->db)) ||
        grant_option && check_grant(thd, CREATE_VIEW_ACL, view, 0, 1, 0)) ||
       (mode != VIEW_CREATE_NEW &&
        (check_access(thd, DROP_ACL, view->db, &view->grant.privilege,
-                     0, 0) ||
+                     0, 0, is_schema_db(view->db)) ||
         grant_option && check_grant(thd, DROP_ACL, view, 0, 1, 0))))
   {
     res= TRUE;
@@ -280,7 +280,7 @@ bool mysql_create_view(THD *thd,
       if (!tbl->table_in_first_from_clause)
       {
         if (check_access(thd, SELECT_ACL, tbl->db,
-                         &tbl->grant.privilege, 0, 0) ||
+                         &tbl->grant.privilege, 0, 0, test(tbl->schema_table)) ||
             grant_option && check_grant(thd, SELECT_ACL, tbl, 0, 1, 0))
         {
           res= TRUE;

sql/sql_yacc.yy

@@ -8603,6 +8603,14 @@ internal_variable_name:
             if (tmp == &sys_time_zone &&
                 lex->add_time_zone_tables_to_query_tables(YYTHD))
               YYABORT;
+            else if (spc && tmp == &sys_autocommit)
+            {
+              /*
+                We don't allow setting AUTOCOMMIT from a stored function
+		or trigger.
+              */
+              lex->sphead->m_flags|= sp_head::HAS_SET_AUTOCOMMIT_STMT;
+            }
 	  }
 	  else
 	  {

sql/table.cc

@@ -288,6 +288,8 @@ int openfrm(THD *thd, const char *name, const char *alias, uint db_stat,
   keynames=(char*) key_part;
   strpos+= (strmov(keynames, (char *) strpos) - keynames)+1;
 
+  share->null_bytes= (null_pos-(uchar*)outparam->null_flags + (null_bit_pos + 7) / 8);
+
   share->reclength = uint2korr((head+16));
   if (*(head+26) == 1)
     share->system= 1;				/* one-record-database */