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Commit 92f1c762 authored by kostja@bodhi.local's avatar kostja@bodhi.local
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Post-merge fixes for Bug#4968 "Stored procedure crash if cursor opened 

on altered table" and Bug#19733 "Repeated alter, or repeated 
create/drop, fails"
parent 758404b2
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Showing with 203 additions and 262 deletions
mysql-test/r/ps.result
View file @ 92f1c762
......@@ -1055,230 +1055,6 @@ EXECUTE stmt USING @a;
0 0
DEALLOCATE PREPARE stmt;
DROP TABLE t1;
ERROR HY000: Unknown error
show status like 'prepared_stmt_count';
Variable_name Value
Prepared_stmt_count 0
set global max_prepared_stmt_count=1;
prepare stmt from "select 1";
show status like 'prepared_stmt_count';
Variable_name Value
Prepared_stmt_count 1
prepare stmt1 from "select 1";
ERROR HY000: Unknown error
show status like 'prepared_stmt_count';
Variable_name Value
Prepared_stmt_count 1
deallocate prepare stmt;
show status like 'prepared_stmt_count';
Variable_name Value
Prepared_stmt_count 0
prepare stmt from "select 1";
show status like 'prepared_stmt_count';
Variable_name Value
Prepared_stmt_count 1
prepare stmt from "select 2";
show status like 'prepared_stmt_count';
Variable_name Value
Prepared_stmt_count 1
show status like 'prepared_stmt_count';
Variable_name Value
Prepared_stmt_count 1
select @@max_prepared_stmt_count;
@@max_prepared_stmt_count
1
set global max_prepared_stmt_count=0;
prepare stmt from "select 1";
ERROR HY000: Unknown error
execute stmt;
ERROR HY000: Unknown prepared statement handler (stmt) given to EXECUTE
show status like 'prepared_stmt_count';
Variable_name Value
Prepared_stmt_count 0
prepare stmt from "select 1";
ERROR HY000: Unknown error
show status like 'prepared_stmt_count';
Variable_name Value
Prepared_stmt_count 0
set global max_prepared_stmt_count=3;
select @@max_prepared_stmt_count;
@@max_prepared_stmt_count
3
show status like 'prepared_stmt_count';
Variable_name Value
Prepared_stmt_count 0
prepare stmt from "select 1";
prepare stmt from "select 2";
prepare stmt1 from "select 3";
prepare stmt2 from "select 4";
ERROR HY000: Unknown error
prepare stmt2 from "select 4";
ERROR HY000: Unknown error
select @@max_prepared_stmt_count;
@@max_prepared_stmt_count
3
show status like 'prepared_stmt_count';
Variable_name Value
Prepared_stmt_count 3
deallocate prepare stmt;
set global max_prepared_stmt_count= @old_max_prepared_stmt_count;
drop table if exists t1;
create temporary table if not exists t1 (a1 int);
prepare stmt from "delete t1 from t1 where (cast(a1/3 as unsigned) * 3) = a1";
drop temporary table t1;
create temporary table if not exists t1 (a1 int);
execute stmt;
drop temporary table t1;
create temporary table if not exists t1 (a1 int);
execute stmt;
drop temporary table t1;
create temporary table if not exists t1 (a1 int);
execute stmt;
drop temporary table t1;
deallocate prepare stmt;
CREATE TABLE t1(
ID int(10) unsigned NOT NULL auto_increment,
Member_ID varchar(15) NOT NULL default '',
Action varchar(12) NOT NULL,
Action_Date datetime NOT NULL,
Track varchar(15) default NULL,
User varchar(12) default NULL,
Date_Updated timestamp NOT NULL default CURRENT_TIMESTAMP on update
CURRENT_TIMESTAMP,
PRIMARY KEY (ID),
KEY Action (Action),
KEY Action_Date (Action_Date)
);
INSERT INTO t1(Member_ID, Action, Action_Date, Track) VALUES
('111111', 'Disenrolled', '2006-03-01', 'CAD' ),
('111111', 'Enrolled', '2006-03-01', 'CAD' ),
('111111', 'Disenrolled', '2006-07-03', 'CAD' ),
('222222', 'Enrolled', '2006-03-07', 'CAD' ),
('222222', 'Enrolled', '2006-03-07', 'CHF' ),
('222222', 'Disenrolled', '2006-08-02', 'CHF' ),
('333333', 'Enrolled', '2006-03-01', 'CAD' ),
('333333', 'Disenrolled', '2006-03-01', 'CAD' ),
('444444', 'Enrolled', '2006-03-01', 'CAD' ),
('555555', 'Disenrolled', '2006-03-01', 'CAD' ),
('555555', 'Enrolled', '2006-07-21', 'CAD' ),
('555555', 'Disenrolled', '2006-03-01', 'CHF' ),
('666666', 'Enrolled', '2006-02-09', 'CAD' ),
('666666', 'Enrolled', '2006-05-12', 'CHF' ),
('666666', 'Disenrolled', '2006-06-01', 'CAD' );
PREPARE STMT FROM
"SELECT GROUP_CONCAT(Track SEPARATOR ', ') FROM t1
WHERE Member_ID=? AND Action='Enrolled' AND
(Track,Action_Date) IN (SELECT Track, MAX(Action_Date) FROM t1
WHERE Member_ID=?
GROUP BY Track
HAVING Track>='CAD' AND
MAX(Action_Date)>'2006-03-01')";
SET @id='111111';
EXECUTE STMT USING @id,@id;
GROUP_CONCAT(Track SEPARATOR ', ')
NULL
SET @id='222222';
EXECUTE STMT USING @id,@id;
GROUP_CONCAT(Track SEPARATOR ', ')
CAD
DEALLOCATE PREPARE STMT;
DROP TABLE t1;
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (i INT, INDEX(i));
INSERT INTO t1 VALUES (1);
PREPARE stmt FROM "SELECT (COUNT(i) = 1), COUNT(i) FROM t1 WHERE i = ?";
SET @a = 0;
EXECUTE stmt USING @a;
(COUNT(i) = 1) COUNT(i)
0 0
SET @a = 1;
EXECUTE stmt USING @a;
(COUNT(i) = 1) COUNT(i)
1 1
SET @a = 0;
EXECUTE stmt USING @a;
(COUNT(i) = 1) COUNT(i)
0 0
PREPARE stmt FROM "SELECT (AVG(i) = 1), AVG(i) FROM t1 WHERE i = ?";
SET @a = 0;
EXECUTE stmt USING @a;
(AVG(i) = 1) AVG(i)
NULL NULL
SET @a = 1;
EXECUTE stmt USING @a;
(AVG(i) = 1) AVG(i)
1 1.0000
SET @a = 0;
EXECUTE stmt USING @a;
(AVG(i) = 1) AVG(i)
NULL NULL
PREPARE stmt FROM "SELECT (VARIANCE(i) = 1), VARIANCE(i) FROM t1 WHERE i = ?";
SET @a = 0;
EXECUTE stmt USING @a;
(VARIANCE(i) = 1) VARIANCE(i)
NULL NULL
SET @a = 1;
EXECUTE stmt USING @a;
(VARIANCE(i) = 1) VARIANCE(i)
0 0.0000
SET @a = 0;
EXECUTE stmt USING @a;
(VARIANCE(i) = 1) VARIANCE(i)
NULL NULL
PREPARE stmt FROM "SELECT (STDDEV(i) = 1), STDDEV(i) FROM t1 WHERE i = ?";
SET @a = 0;
EXECUTE stmt USING @a;
(STDDEV(i) = 1) STDDEV(i)
NULL NULL
SET @a = 1;
EXECUTE stmt USING @a;
(STDDEV(i) = 1) STDDEV(i)
0 0.0000
SET @a = 0;
EXECUTE stmt USING @a;
(STDDEV(i) = 1) STDDEV(i)
NULL NULL
PREPARE stmt FROM "SELECT (BIT_OR(i) = 1), BIT_OR(i) FROM t1 WHERE i = ?";
SET @a = 0;
EXECUTE stmt USING @a;
(BIT_OR(i) = 1) BIT_OR(i)
0 0
SET @a = 1;
EXECUTE stmt USING @a;
(BIT_OR(i) = 1) BIT_OR(i)
1 1
SET @a = 0;
EXECUTE stmt USING @a;
(BIT_OR(i) = 1) BIT_OR(i)
0 0
PREPARE stmt FROM "SELECT (BIT_AND(i) = 1), BIT_AND(i) FROM t1 WHERE i = ?";
SET @a = 0;
EXECUTE stmt USING @a;
(BIT_AND(i) = 1) BIT_AND(i)
0 18446744073709551615
SET @a = 1;
EXECUTE stmt USING @a;
(BIT_AND(i) = 1) BIT_AND(i)
1 1
SET @a = 0;
EXECUTE stmt USING @a;
(BIT_AND(i) = 1) BIT_AND(i)
0 18446744073709551615
PREPARE stmt FROM "SELECT (BIT_XOR(i) = 1), BIT_XOR(i) FROM t1 WHERE i = ?";
SET @a = 0;
EXECUTE stmt USING @a;
(BIT_XOR(i) = 1) BIT_XOR(i)
0 0
SET @a = 1;
EXECUTE stmt USING @a;
(BIT_XOR(i) = 1) BIT_XOR(i)
1 1
SET @a = 0;
EXECUTE stmt USING @a;
(BIT_XOR(i) = 1) BIT_XOR(i)
0 0
DEALLOCATE PREPARE stmt;
DROP TABLE t1;
DROP TABLE IF EXISTS t1, t2;
CREATE TABLE t1 (i INT);
PREPARE st_19182
......@@ -1311,7 +1087,7 @@ t1 CREATE TABLE `t1` (
show create table mysqltest.t2;
Table Create Table
t2 CREATE TABLE `t2` (
`test` char(4) character set latin1 NOT NULL default ''
`test` varchar(4) character set latin1 NOT NULL default ''
) ENGINE=MyISAM DEFAULT CHARSET=utf8
drop table mysqltest.t1;
drop table mysqltest.t2;
......@@ -1326,7 +1102,7 @@ t1 CREATE TABLE `t1` (
show create table mysqltest.t2;
Table Create Table
t2 CREATE TABLE `t2` (
`test` char(4) NOT NULL default ''
`test` varchar(4) NOT NULL default ''
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop database mysqltest;
deallocate prepare stmt1;
......@@ -1336,14 +1112,14 @@ show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c` char(10) default NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 DATA DIRECTORY='MYSQLTEST_VARDIR/tmp/'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
execute stmt;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c` char(10) default NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 DATA DIRECTORY='MYSQLTEST_VARDIR/tmp/'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
deallocate prepare stmt;
End of 4.1 tests.
......@@ -1787,4 +1563,54 @@ Variable_name Value
Slow_queries 1
deallocate prepare no_index;
deallocate prepare sq;
drop table if exists t1;
create table t1 (s1 char(20));
prepare stmt from "alter table t1 modify s1 int";
execute stmt;
execute stmt;
drop table t1;
deallocate prepare stmt;
drop table if exists t1;
create table t1 (a int, b int);
prepare s_6895 from "alter table t1 drop column b";
execute s_6895;
show columns from t1;
Field Type Null Key Default Extra
a int(11) YES NULL
drop table t1;
create table t1 (a int, b int);
execute s_6895;
show columns from t1;
Field Type Null Key Default Extra
a int(11) YES NULL
drop table t1;
create table t1 (a int, b int);
execute s_6895;
show columns from t1;
Field Type Null Key Default Extra
a int(11) YES NULL
deallocate prepare s_6895;
drop table t1;
create table t1 (i int primary key auto_increment) comment='comment for table t1';
create table t2 (i int, j int, k int);
prepare stmt from "alter table t1 auto_increment=100";
execute stmt;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int(11) NOT NULL auto_increment,
PRIMARY KEY (`i`)
) ENGINE=MyISAM AUTO_INCREMENT=100 DEFAULT CHARSET=latin1 COMMENT='comment for table t1'
flush tables;
select * from t2;
i j k
execute stmt;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int(11) NOT NULL auto_increment,
PRIMARY KEY (`i`)
) ENGINE=MyISAM AUTO_INCREMENT=100 DEFAULT CHARSET=latin1 COMMENT='comment for table t1'
deallocate prepare stmt;
drop table t1, t2;
End of 5.0 tests.
mysql-test/r/sp.result
View file @ 92f1c762
......@@ -5626,5 +5626,22 @@ Called B
Called B
drop procedure proc_21462_a|
drop procedure proc_21462_b|
drop table if exists t3|
drop procedure if exists proc_bug19733|
create table t3 (s1 int)|
create procedure proc_bug19733()
begin
declare v int default 0;
while v < 100 do
create index i on t3 (s1);
drop index i on t3;
set v = v + 1;
end while;
end|
call proc_bug19733()|
call proc_bug19733()|
call proc_bug19733()|
drop procedure proc_bug19733|
drop table t3|
End of 5.0 tests
drop table t1,t2;
mysql-test/t/ps.test
View file @ 92f1c762
......@@ -1610,4 +1610,76 @@ execute sq;
deallocate prepare no_index;
deallocate prepare sq;
#
# Bug#4968 "Stored procedure crash if cursor opened on altered table"
# The bug is not repeatable any more after the fix for
# Bug#15217 "Bug #15217 Using a SP cursor on a table created with PREPARE
# fails with weird error", however ALTER TABLE is not re-execution friendly
# and that caused a valgrind warning. Check that the warning is gone.
#
--disable_warnings
drop table if exists t1;
--enable_warnings
create table t1 (s1 char(20));
prepare stmt from "alter table t1 modify s1 int";
execute stmt;
execute stmt;
drop table t1;
deallocate prepare stmt;
#
# Bug#6895 "Prepared Statements: ALTER TABLE DROP COLUMN does nothing"
#
--disable_warnings
drop table if exists t1;
--enable_warnings
create table t1 (a int, b int);
prepare s_6895 from "alter table t1 drop column b";
execute s_6895;
show columns from t1;
drop table t1;
create table t1 (a int, b int);
execute s_6895;
show columns from t1;
drop table t1;
create table t1 (a int, b int);
execute s_6895;
show columns from t1;
deallocate prepare s_6895;
drop table t1;
#
# Bug #22060 "ALTER TABLE x AUTO_INCREMENT=y in SP crashes server"
#
# 5.0 part of the test.
#
# ALTER TABLE
create table t1 (i int primary key auto_increment) comment='comment for table t1';
create table t2 (i int, j int, k int);
prepare stmt from "alter table t1 auto_increment=100";
execute stmt;
show create table t1;
# Let us trash table-cache's memory
flush tables;
select * from t2;
execute stmt;
show create table t1;
deallocate prepare stmt;
drop table t1, t2;
# 5.1 part of the test.
# CREATE DATABASE
#set @old_character_set_server= @@character_set_server;
#set @@character_set_server= latin1;
#prepare stmt from "create database mysqltest";
#execute stmt;
#show create database mysqltest;
#drop database mysqltest;
#set @@character_set_server= utf8;
#execute stmt;
#show create database mysqltest;
#drop database mysqltest;
#deallocate prepare stmt;
#set @@character_set_server= @old_character_set_server;
--echo End of 5.0 tests.
mysql-test/t/sp.test
View file @ 92f1c762
......@@ -6587,6 +6587,34 @@ call proc_21462_b(1)|
drop procedure proc_21462_a|
drop procedure proc_21462_b|
#
# Bug#19733 "Repeated alter, or repeated create/drop, fails"
# Check that CREATE/DROP INDEX is re-execution friendly.
#
--disable_warnings
drop table if exists t3|
drop procedure if exists proc_bug19733|
--enable_warnings
create table t3 (s1 int)|
create procedure proc_bug19733()
begin
declare v int default 0;
while v < 100 do
create index i on t3 (s1);
drop index i on t3;
set v = v + 1;
end while;
end|
call proc_bug19733()|
call proc_bug19733()|
call proc_bug19733()|
drop procedure proc_bug19733|
drop table t3|
--echo End of 5.0 tests
......
sql/sql_insert.cc
View file @ 92f1c762
......@@ -2620,11 +2620,11 @@ bool select_insert::send_eof()
temporary table flag)
create_table in Pointer to TABLE_LIST object providing database
and name for table to be created or to be open
extra_fields in/out Initial list of fields for table to be created
keys in List of keys for table to be created
alter_info in/out Initial list of columns and indexes for the table
to be created
items in List of items which should be used to produce rest
of fields for the table (corresponding fields will
be added to the end of 'extra_fields' list)
be added to the end of alter_info->create_list)
lock out Pointer to the MYSQL_LOCK object for table created
(open) will be returned in this parameter. Since
this table is not included in THD::lock caller is
......@@ -2646,8 +2646,8 @@ bool select_insert::send_eof()
static TABLE *create_table_from_items(THD *thd, HA_CREATE_INFO *create_info,
TABLE_LIST *create_table,
List<create_field> *extra_fields,
List<Key> *keys, List<Item> *items,
Alter_info *alter_info,
List<Item> *items,
MYSQL_LOCK **lock)
{
TABLE tmp_table; // Used during 'create_field()'
......@@ -2686,7 +2686,7 @@ static TABLE *create_table_from_items(THD *thd, HA_CREATE_INFO *create_info,
DBUG_RETURN(0);
if (item->maybe_null)
cr_field->flags &= ~NOT_NULL_FLAG;
extra_fields->push_back(cr_field);
alter_info->create_list.push_back(cr_field);
}
/*
create and lock table
......@@ -2707,8 +2707,7 @@ static TABLE *create_table_from_items(THD *thd, HA_CREATE_INFO *create_info,
{
tmp_disable_binlog(thd);
if (!mysql_create_table(thd, create_table->db, create_table->table_name,
create_info, *extra_fields, *keys, 0,
select_field_count))
create_info, alter_info, 0, select_field_count))
{
/*
If we are here in prelocked mode we either create temporary table
......
sql/sql_lex.cc
View file @ 92f1c762
......@@ -1062,8 +1062,7 @@ Alter_info::Alter_info(const Alter_info &rhs, MEM_ROOT *mem_root)
create_list(rhs.create_list, mem_root),
flags(rhs.flags),
keys_onoff(rhs.keys_onoff),
tablespace_op(rhs.tablespace_op),
is_simple(rhs.is_simple)
tablespace_op(rhs.tablespace_op)
{}
......
sql/sql_parse.cc
View file @ 92f1c762
......@@ -2908,12 +2908,13 @@ mysql_execute_command(THD *thd)
{
/* out of memory when creating a copy of alter_info */
res= 1;
goto unsent_create_error;
goto end_with_restore_list;
}
if ((res= create_table_precheck(thd, select_tables, create_table)))
goto end_with_restore_list;
#ifndef HAVE_READLINK
create_info.data_file_name= create_info.index_file_name= NULL;
#else
......@@ -2969,7 +2970,7 @@ mysql_execute_command(THD *thd)
Is table which we are changing used somewhere in other parts
of query
*/
if (!(lex->create_info.options & HA_LEX_CREATE_TMP_TABLE))
if (!(create_info.options & HA_LEX_CREATE_TMP_TABLE))
{
TABLE_LIST *duplicate;
if ((duplicate= unique_table(thd, create_table, select_tables)))
......@@ -2980,10 +2981,10 @@ mysql_execute_command(THD *thd)
}
}
/* If we create merge table, we have to test tables in merge, too */
if (lex->create_info.used_fields & HA_CREATE_USED_UNION)
if (create_info.used_fields & HA_CREATE_USED_UNION)
{
TABLE_LIST *tab;
for (tab= (TABLE_LIST*) lex->create_info.merge_list.first;
for (tab= (TABLE_LIST*) create_info.merge_list.first;
tab;
tab= tab->next_local)
{
......@@ -3021,7 +3022,7 @@ mysql_execute_command(THD *thd)
/* regular create */
if (lex->name)
res= mysql_create_like_table(thd, create_table, &create_info,
(Table_ident *)lex->name);
(Table_ident *)lex->name);
else
{
res= mysql_create_table(thd, create_table->db,
......@@ -3075,9 +3076,9 @@ end_with_restore_list:
create_info.db_type= DB_TYPE_DEFAULT;
create_info.default_table_charset= thd->variables.collation_database;
res= mysql_alter_table(thd, first_table->db, first_table->real_name,
res= mysql_alter_table(thd, first_table->db, first_table->table_name,
&create_info, first_table, &alter_info,
0, (ORDER*)0, DUP_ERROR, 0);
0, (ORDER*) 0, 0);
break;
}
#ifdef HAVE_REPLICATION
......@@ -3820,6 +3821,7 @@ end_with_restore_list:
break;
}
#endif
if (check_access(thd,CREATE_ACL,lex->name,0,1,0,is_schema_db(lex->name)))
break;
res= mysql_create_db(thd,(lower_case_table_names == 2 ? alias : lex->name),
......@@ -4507,7 +4509,7 @@ end_with_restore_list:
goto error;
}
my_bool nsok= thd->net.no_send_ok;
my_bool save_no_send_ok= thd->net.no_send_ok;
thd->net.no_send_ok= TRUE;
if (sp->m_flags & sp_head::MULTI_RESULTS)
{
......@@ -4518,7 +4520,7 @@ end_with_restore_list:
back
*/
my_error(ER_SP_BADSELECT, MYF(0), sp->m_qname.str);
thd->net.no_send_ok= nsok;
thd->net.no_send_ok= save_no_send_ok;
goto error;
}
/*
......@@ -4534,7 +4536,7 @@ end_with_restore_list:
if (check_routine_access(thd, EXECUTE_ACL,
sp->m_db.str, sp->m_name.str, TRUE, FALSE))
{
thd->net.no_send_ok= nsok;
thd->net.no_send_ok= save_no_send_ok;
goto error;
}
#endif
......@@ -4561,7 +4563,7 @@ end_with_restore_list:
thd->variables.select_limit= select_limit;
thd->net.no_send_ok= nsok;
thd->net.no_send_ok= save_no_send_ok;
thd->server_status&= ~bits_to_be_cleared;
if (!res)
......
sql/sql_table.cc
View file @ 92f1c762
......@@ -1569,7 +1569,7 @@ void sp_prepare_create_field(THD *thd, create_field *sql_field)
create_info [in/out] Create information (like MAX_ROWS)
alter_info [in/out] List of columns and indexes to create
internal_tmp_table Set to 1 if this is an internal temporary table
(From ALTER TABLE)
(From ALTER TABLE)
DESCRIPTION
If one creates a temporary table, this is automatically opened
......@@ -1592,7 +1592,7 @@ void sp_prepare_create_field(THD *thd, create_field *sql_field)
bool mysql_create_table(THD *thd,const char *db, const char *table_name,
HA_CREATE_INFO *create_info,
Alter_info *alter_info,
List<Key> &keys,bool internal_tmp_table,
bool internal_tmp_table,
uint select_field_count)
{
char path[FN_REFLEN];
......@@ -2327,9 +2327,12 @@ static bool mysql_admin_table(THD* thd, TABLE_LIST* tables,
(table->table->file->ha_check_for_upgrade(check_opt) ==
HA_ADMIN_NEEDS_ALTER))
{
my_bool save_no_send_ok= thd->net.no_send_ok;
close_thread_tables(thd);
tmp_disable_binlog(thd); // binlogging is done by caller if wanted
result_code= mysql_recreate_table(thd, table, 0);
thd->net.no_send_ok= TRUE;
result_code= mysql_recreate_table(thd, table);
thd->net.no_send_ok= save_no_send_ok;
reenable_binlog(thd);
goto send_result;
}
......@@ -2956,8 +2959,7 @@ bool mysql_alter_table(THD *thd,char *new_db, char *new_name,
HA_CREATE_INFO *create_info,
TABLE_LIST *table_list,
Alter_info *alter_info,
uint order_num, ORDER *order,
bool ignore)
uint order_num, ORDER *order, bool ignore)
{
TABLE *table,*new_table=0;
int error;
......@@ -3565,7 +3567,7 @@ view_err:
{
tmp_disable_binlog(thd);
error= mysql_create_table(thd, new_db, tmp_name,
create_info,alter_info, 1, 0);
create_info, &new_info, 1, 0);
reenable_binlog(thd);
if (error)
DBUG_RETURN(error);
......@@ -4021,20 +4023,18 @@ copy_data_between_tables(TABLE *from,TABLE *to,
Like mysql_alter_table().
*/
bool mysql_recreate_table(THD *thd, TABLE_LIST *table_list)
int mysql_recreate_table(THD *thd, TABLE_LIST *table_list)
{
LEX *lex= thd->lex;
HA_CREATE_INFO create_info;
Alter_info alter_info;
DBUG_ENTER("mysql_recreate_table");
bzero((char*) &create_info,sizeof(create_info));
bzero((char*) &create_info, sizeof(create_info));
create_info.db_type=DB_TYPE_DEFAULT;
create_info.row_type=ROW_TYPE_NOT_USED;
create_info.default_table_charset=default_charset_info;
/* Force alter table to recreate table */
lex->alter_info.flags= ALTER_CHANGE_COLUMN;
alter_info.flags= ALTER_CHANGE_COLUMN;
DBUG_RETURN(mysql_alter_table(thd, NullS, NullS, &create_info,
table_list, &alter_info,
0, (ORDER *) 0, 0));
......
sql/sql_yacc.yy
View file @ 92f1c762
......@@ -1190,7 +1190,6 @@ create:
TL_OPTION_UPDATING))
YYABORT;
lex->alter_info.reset();
lex->alter_info.is_simple= 0;
lex->alter_info.flags= ALTER_ADD_INDEX;
lex->col_list.empty();
lex->change=NullS;
......@@ -3313,7 +3312,7 @@ alter:
lex->create_info.db_type= DB_TYPE_DEFAULT;
lex->create_info.default_table_charset= NULL;
lex->create_info.row_type= ROW_TYPE_NOT_USED;
lex->alter_info.reset();
lex->alter_info.reset();
}
alter_list
{}
......@@ -6076,7 +6075,6 @@ drop:
LEX *lex=Lex;
lex->sql_command= SQLCOM_DROP_INDEX;
lex->alter_info.reset();
lex->alter_info.is_simple= 0;
lex->alter_info.flags= ALTER_DROP_INDEX;
lex->alter_info.drop_list.push_back(new Alter_drop(Alter_drop::KEY,
$3.str));
......
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