diff options
Diffstat (limited to 'mysql-test/t/merge_innodb.test')
-rw-r--r-- | mysql-test/t/merge_innodb.test | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/mysql-test/t/merge_innodb.test b/mysql-test/t/merge_innodb.test index 7f0b1a0c36e..9f87f241d00 100644 --- a/mysql-test/t/merge_innodb.test +++ b/mysql-test/t/merge_innodb.test @@ -39,3 +39,34 @@ SELECT * FROM t2; SELECT * FROM t1; DROP TABLE t1, t2, t3, t4, t5; +# +# Bug#20691429 temporary merge over view under lock tables +# +create table t1 (c1 varchar(100)); +create table t2 (c1 varchar(100)); +create view t3 as select * from t1; +insert into t1 values ('ann'), ('alice'); +insert into t2 values ('bob'), ('brian'); +create temporary table t4 (c1 varchar(100)) engine=MERGE union=(t2, t1); +create temporary table t5 (c1 varchar(100)) engine=MERGE union=(t3, t1); +--error ER_WRONG_MRG_TABLE +select * from t5; +lock tables t1 read, t2 read, t3 read, t4 read; +--error ER_WRONG_MRG_TABLE +select * from t5; +select * from t4; +unlock tables; +drop table t2; +create view t2 as select * from t1; +--error ER_WRONG_MRG_TABLE +select * from t4; +lock tables t1 read, t2 read, t3 read; +--error ER_WRONG_MRG_TABLE +select * from t4; +--error ER_WRONG_MRG_TABLE +select * from t4; +--error ER_WRONG_MRG_TABLE +select * from t4; +unlock tables; +drop view t2, t3; +drop table t1; |