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Add a test case for Bug#18884 "lock table + global read lock = crash"

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(the bug itself is not repeatable any more).
This commit is contained in:
kostja@bodhi.local
2006-07-08 00:26:18 +04:00
parent 45b70962ba
commit 72c7fea1a2
2 changed files with 22 additions and 0 deletions
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7
mysql-test/r/lock.result
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@@ -68,3 +68,10 @@ ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
delete t2 from t1,t2 where t1.a=t2.a; delete t2 from t1,t2 where t1.a=t2.a;
ERROR HY000: Table 't2' was locked with a READ lock and can't be updated ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
drop table t1,t2; drop table t1,t2;
drop table if exists t1;
create table t1 (a int);
lock table t1 write;
flush tables with read lock;
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
unlock tables;
drop table t1;

15
mysql-test/t/lock.test
View File

@@ -93,3 +93,18 @@ delete t2 from t1,t2 where t1.a=t2.a;
drop table t1,t2; drop table t1,t2;
# End of 4.1 tests # End of 4.1 tests
#
# Bug#18884 "lock table + global read lock = crash"
# The bug is not repeatable, just add the test case.
#
--disable_warnings
drop table if exists t1;
--enable_warnings
create table t1 (a int);
lock table t1 write;
--error ER_LOCK_OR_ACTIVE_TRANSACTION
flush tables with read lock;
unlock tables;
drop table t1;