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Fixing bug #8850 in such a way that when TRUNCATE is called within

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stored  procedure,  it  is converted  to DELETE.
This commit is contained in:
Sinisa@sinisa.nasamreza.org
2005-03-05 21:44:15 +02:00
parent 71c69f42cd
commit a54b5ea52f
5 changed files with 49 additions and 2 deletions
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1
.bzrignore
View File

@ -1105,3 +1105,4 @@ vio/test-ssl
vio/test-sslclient
vio/test-sslserver
vio/viotest-ssl
acinclude.m4

21
mysql-test/r/sp.result
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@ -2538,3 +2538,24 @@ drop procedure bug7992|
drop table t3|
drop table t1;
drop table t2;
drop procedure if exists sp1;
create table t1 (a int) engine=innodb|
create procedure sp1 ()
begin
truncate table t1; insert t1 values (1); rollback;
end
|
begin;
insert t1 values (2);
call sp1();
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
commit;
select * from t1;
a
2
call sp1();
select * from t1;
a
1
drop table t1;
drop procedure sp1;

24
mysql-test/t/sp.test
View File

@ -3073,3 +3073,27 @@ delimiter ;|
drop table t1;
drop table t2;
#
# BUG#8850
#
--disable_warnings
drop procedure if exists sp1;
--enable_warnings
delimiter |;
create table t1 (a int) engine=innodb|
create procedure sp1 ()
begin
truncate table t1; insert t1 values (1); rollback;
end
|
delimiter ;|
begin;
insert t1 values (2);
--error 1192
call sp1();
commit;
select * from t1;
call sp1();
select * from t1;
drop table t1;
drop procedure sp1;

3
sql/sql_delete.cc
View File

@ -749,11 +749,12 @@ bool mysql_truncate(THD *thd, TABLE_LIST *table_list, bool dont_send_ok)
table_list->db, table_list->table_name);
DBUG_RETURN(TRUE);
}
if (!ha_supports_generate(table_type))
if (!ha_supports_generate(table_type) || thd->lex->sphead)
{
/* Probably InnoDB table */
table_list->lock_type= TL_WRITE;
ha_enable_transaction(thd, FALSE);
mysql_init_select(thd->lex);
error= mysql_delete(thd, table_list, (COND*) 0, (SQL_LIST*) 0,
HA_POS_ERROR, 0);
ha_enable_transaction(thd, TRUE);

2
sql/sql_parse.cc
View File

@ -3312,7 +3312,7 @@ unsent_create_error:
Don't allow this within a transaction because we want to use
re-generate table
*/
if (thd->locked_tables || thd->active_transaction())
if ((thd->locked_tables && !lex->sphead) || thd->active_transaction())
{
my_message(ER_LOCK_OR_ACTIVE_TRANSACTION,
ER(ER_LOCK_OR_ACTIVE_TRANSACTION), MYF(0));