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| author | Jan Lindström <jan.lindstrom@mariadb.com> | 2017-07-20 08:56:09 +0300 |
|---|---|---|
| committer | Jan Lindström <jan.lindstrom@mariadb.com> | 2017-07-20 08:56:09 +0300 |
| commit | a481de30bb972f055cff088a84a211c1acd5be38 (patch) | |
| tree | 680d500eddf7b51bd2086218a01a42b28efa1f51 /mysql-test/r/subselect.result | |
| parent | e8a2a751212a04e835b2b03408132ecbbab52410 (diff) | |
| parent | 59fca5806af65c8379a993f9e604cb0b20a76e2b (diff) | |
| download | mariadb-git-a481de30bb972f055cff088a84a211c1acd5be38.tar.gz | |
Merge tag 'mariadb-5.5.57' into 5.5-galera
Diffstat (limited to 'mysql-test/r/subselect.result')
| -rw-r--r-- | mysql-test/r/subselect.result | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/mysql-test/r/subselect.result b/mysql-test/r/subselect.result index 789cfe2fdca..8fc9cd38728 100644 --- a/mysql-test/r/subselect.result +++ b/mysql-test/r/subselect.result @@ -7116,3 +7116,33 @@ SELECT * FROM t1 WHERE f2 <= SOME ( SELECT f1 FROM t1 ); f1 f2 foo bar DROP TABLE t1; +# +# MDEV-10146: Wrong result (or questionable result and behavior) +# with aggregate function in uncorrelated SELECT subquery +# +CREATE TABLE t1 (f1 INT); +CREATE VIEW v1 AS SELECT * FROM t1; +INSERT INTO t1 VALUES (1),(2); +CREATE TABLE t2 (f2 int); +INSERT INTO t2 VALUES (3); +SELECT ( SELECT MAX(f1) FROM t2 ) FROM t1; +( SELECT MAX(f1) FROM t2 ) +2 +SELECT ( SELECT MAX(f1) FROM t2 ) FROM v1; +( SELECT MAX(f1) FROM t2 ) +2 +INSERT INTO t2 VALUES (4); +SELECT ( SELECT MAX(f1) FROM t2 ) FROM v1; +ERROR 21000: Subquery returns more than 1 row +SELECT ( SELECT MAX(f1) FROM t2 ) FROM t1; +ERROR 21000: Subquery returns more than 1 row +drop view v1; +drop table t1,t2; +CREATE TABLE t1 (f1 INT, KEY(f1)) ENGINE=MyISAM; +INSERT t1 VALUES (4),(8); +CREATE TABLE t2 (f2 INT, KEY(f2)) ENGINE=MyISAM; +INSERT t2 VALUES (6),(9); +SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2; +(SELECT MAX(sq.f2) FROM t1) +NULL +drop table t1, t2; |