diff options
Diffstat (limited to 'mysql-test/t/ps.test')
-rw-r--r-- | mysql-test/t/ps.test | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/mysql-test/t/ps.test b/mysql-test/t/ps.test index bb1052c7337..24276acf933 100644 --- a/mysql-test/t/ps.test +++ b/mysql-test/t/ps.test @@ -581,3 +581,71 @@ execute stmt; execute stmt; deallocate prepare stmt; drop table t1; + +# +# Bug#11458 "Prepared statement with subselects return random data": +# drop PARAM_TABLE_BIT from the list of tables used by a subquery +# +create table t1 ( + id int(11) unsigned not null primary key auto_increment, + partner_id varchar(35) not null, + t1_status_id int(10) unsigned +); + +insert into t1 values ("1", "partner1", "10"), ("2", "partner2", "10"), + ("3", "partner3", "10"), ("4", "partner4", "10"); + +create table t2 ( + id int(11) unsigned not null default '0', + t1_line_id int(11) unsigned not null default '0', + article_id varchar(20), + sequence int(11) not null default '0', + primary key (id,t1_line_id) +); + +insert into t2 values ("1", "1", "sup", "0"), ("2", "1", "sup", "1"), + ("2", "2", "sup", "2"), ("2", "3", "sup", "3"), + ("2", "4", "imp", "4"), ("3", "1", "sup", "0"), + ("4", "1", "sup", "0"); + +create table t3 ( + id int(11) not null default '0', + preceeding_id int(11) not null default '0', + primary key (id,preceeding_id) +); + +create table t4 ( + user_id varchar(50) not null, + article_id varchar(20) not null, + primary key (user_id,article_id) +); + +insert into t4 values("nicke", "imp"); + +prepare stmt from +'select distinct t1.partner_id +from t1 left join t3 on t1.id = t3.id + left join t1 pp on pp.id = t3.preceeding_id +where + exists ( + select * + from t2 as pl_inner + where pl_inner.id = t1.id + and pl_inner.sequence <= ( + select min(sequence) from t2 pl_seqnr + where pl_seqnr.id = t1.id + ) + and exists ( + select * from t4 + where t4.article_id = pl_inner.article_id + and t4.user_id = ? + ) + ) + and t1.id = ? +group by t1.id +having count(pp.id) = 0'; +set @user_id = 'nicke'; +set @id = '2'; +execute stmt using @user_id, @id; +execute stmt using @user_id, @id; + |