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authorSergei Golubchik <serg@mariadb.org>2018-03-23 17:40:53 +0100
committerSergei Golubchik <serg@mariadb.org>2018-03-23 17:40:53 +0100
commitfebe1e850342ea52ce0900ba5767852b0aa42dc7 (patch)
treeaf188bde7aff4951c9f845a5c22912222b6ca888 /mysql-test/t/subselect4.test
parentd3681c18f96ebf9b66c7541459b2eb34a4827734 (diff)
parenta2e47f8c41e60fb0eeaa01cdd41fc07b9c963768 (diff)
downloadmariadb-git-febe1e850342ea52ce0900ba5767852b0aa42dc7.tar.gz
Merge branch '10.0' into 10.1
Diffstat (limited to 'mysql-test/t/subselect4.test')
-rw-r--r--mysql-test/t/subselect4.test8
1 files changed, 8 insertions, 0 deletions
diff --git a/mysql-test/t/subselect4.test b/mysql-test/t/subselect4.test
index d4ccbcf6f66..77ea117b15f 100644
--- a/mysql-test/t/subselect4.test
+++ b/mysql-test/t/subselect4.test
@@ -2032,6 +2032,14 @@ SELECT ( SELECT COUNT(*) FROM t1 WHERE a = c ) AS field, COUNT(DISTINCT c)
FROM t2 WHERE b <= 'quux' GROUP BY field;
drop table t1,t2;
+--echo #
+--echo # MDEV-15555: select from DUAL where false yielding wrong result when in a IN
+--echo #
+
+explain
+SELECT 2 IN (SELECT 2 from DUAL WHERE 1 != 1);
+SELECT 2 IN (SELECT 2 from DUAL WHERE 1 != 1);
+
SET optimizer_switch= @@global.optimizer_switch;
set @@tmp_table_size= @@global.tmp_table_size;