mirror/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-01-16 12:02:42 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

Add the testcase for Bug#59410 to 5.1/builtin

Browse source 
Bug#59410 read uncommitted: unlock row could not find a 3 mode lock
on the record

This bug is present only in 5.6 but I am adding the test case to earlier
versions to ensure it never appears in earlier versions too.
This commit is contained in:
Vasil Dimov 2011-04-05 11:08:36 +03:00
parent 26af7f5737
commit 402217544e
2 changed files with 41 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

17
mysql-test/suite/innodb/r/innodb_bug59410.result Normal file
View file

@ -0,0 +1,17 @@
create table `bug59410_1`(`a` int)engine=innodb;
insert into `bug59410_1` values (1),(2),(3);
select 1 from `bug59410_1` where `a` <> any (
select 1 from `bug59410_1` where `a` <> 1 for update)
for update;
1
1
1
drop table bug59410_1;
create table bug59410_2(`a` char(1),`b` int)engine=innodb;
insert into bug59410_2 values('0',0);
set transaction isolation level read uncommitted;
start transaction;
set @a=(select b from bug59410_2 where
(select 1 from bug59410_2 where a group by @a=b)
group by @a:=b);
drop table bug59410_2;

24
mysql-test/suite/innodb/t/innodb_bug59410.test Normal file
View file

@ -0,0 +1,24 @@
#
# Bug#59410 read uncommitted: unlock row could not find a 3 mode lock on the record
#
-- source include/have_innodb.inc
# only interested that the following do not produce something like
# InnoDB: Error: unlock row could not find a 2 mode lock on the record
# in the error log
create table `bug59410_1`(`a` int)engine=innodb;
insert into `bug59410_1` values (1),(2),(3);
select 1 from `bug59410_1` where `a` <> any (
select 1 from `bug59410_1` where `a` <> 1 for update)
for update;
drop table bug59410_1;
create table bug59410_2(`a` char(1),`b` int)engine=innodb;
insert into bug59410_2 values('0',0);
set transaction isolation level read uncommitted;
start transaction;
set @a=(select b from bug59410_2 where
(select 1 from bug59410_2 where a group by @a=b)
group by @a:=b);
drop table bug59410_2;