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MDEV-12137 DELETE statement with the same source and target

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single-table deletes only
This commit is contained in:
halfspawn
2017-07-07 17:50:09 +02:00
committed by Sergei Golubchik
parent 30fee6150a
commit abf95afa2a
18 changed files with 529 additions and 74 deletions
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61
mysql-test/t/merge.test
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@ -2763,39 +2763,66 @@ update m1 set a = ((select max(a) from tmp, t2));
update m1 set a = ((select max(a) from v1));
--error ER_VIEW_PREVENT_UPDATE
update m1 set a = ((select max(a) from tmp, v1));
--error ER_UPDATE_TABLE_USED
# Works since MDEV-12137
# previously :ER_UPDATE_TABLE_USED
delete from m1 where a = (select max(a) from m1);
--error ER_UPDATE_TABLE_USED
insert into t1 (a) values (1);
insert into t2 (a) values (1);
# previously :ER_UPDATE_TABLE_USED
delete from m1 where a = (select max(a) from m2);
--error ER_UPDATE_TABLE_USED
insert into t1 (a) values (1);
insert into t2 (a) values (1);
# previously :ER_UPDATE_TABLE_USED
delete from m1 where a = (select max(a) from t1);
--error ER_UPDATE_TABLE_USED
insert into t1 (a) values (1);
insert into t2 (a) values (1);
# previously :ER_UPDATE_TABLE_USED
delete from m1 where a = (select max(a) from t2);
insert into t1 (a) values (1);
insert into t2 (a) values (1);
--error ER_UPDATE_TABLE_USED
# previously :ER_UPDATE_TABLE_USED
delete from m1 where a = (select max(a) from t3, m1);
--error ER_UPDATE_TABLE_USED
insert into t1 (a) values (1);
insert into t2 (a) values (1);
# previously :ER_UPDATE_TABLE_USED
delete from m1 where a = (select max(a) from t3, m2);
--error ER_UPDATE_TABLE_USED
insert into t1 (a) values (1);
insert into t2 (a) values (1);
# previously :ER_UPDATE_TABLE_USED
delete from m1 where a = (select max(a) from t3, t1);
--error ER_UPDATE_TABLE_USED
insert into t1 (a) values (1);
insert into t2 (a) values (1);
# previously :ER_UPDATE_TABLE_USED
delete from m1 where a = (select max(a) from t3, t2);
insert into t1 (a) values (1);
insert into t2 (a) values (1);
--error ER_UPDATE_TABLE_USED
# previously :ER_UPDATE_TABLE_USED
delete from m1 where a = (select max(a) from tmp, m1);
--error ER_UPDATE_TABLE_USED
insert into t1 (a) values (1);
insert into t2 (a) values (1);
# previously :ER_UPDATE_TABLE_USED
delete from m1 where a = (select max(a) from tmp, m2);
--error ER_UPDATE_TABLE_USED
insert into t1 (a) values (1);
insert into t2 (a) values (1);
# previously :ER_UPDATE_TABLE_USED
delete from m1 where a = (select max(a) from tmp, t1);
--error ER_UPDATE_TABLE_USED
insert into t1 (a) values (1);
insert into t2 (a) values (1);
# previously :ER_UPDATE_TABLE_USED
delete from m1 where a = (select max(a) from tmp, t2);
--error ER_VIEW_PREVENT_UPDATE
insert into t1 (a) values (1);
insert into t2 (a) values (1);
# previously : ER_VIEW_PREVENT_UPDATE
delete from m1 where a = (select max(a) from v1);
--error ER_VIEW_PREVENT_UPDATE
insert into t1 (a) values (1);
insert into t2 (a) values (1);
# previously : ER_VIEW_PREVENT_UPDATE
delete from m1 where a = (select max(a) from tmp, v1);
insert into t1 (a) values (1);
insert into t2 (a) values (1);
drop view v1;
drop temporary table tmp;