#
# MariaDB does not support group functions in some contexts where MySQL does
#
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (10),(20),(30);
# All these queries must pass, not returning "Invalid use of group function".
(SELECT a FROM t1 GROUP BY a ORDER BY GROUP_CONCAT(a));
a
10
20
30
(SELECT a FROM t1 GROUP BY a ORDER BY GROUP_CONCAT(a)) LIMIT 1;
a
10
(SELECT a FROM t1 GROUP BY a ORDER BY a,GROUP_CONCAT(a));
a
10
20
30
(SELECT a FROM t1 GROUP BY a ORDER BY a,GROUP_CONCAT(a)) LIMIT 1;
a
10
(SELECT a FROM t1 GROUP BY a ORDER BY GROUP_CONCAT(a)) ORDER BY a;
a
10
20
30
(SELECT a FROM t1 GROUP BY a ORDER BY GROUP_CONCAT(a)) ORDER BY a LIMIT 1;
a
10
(SELECT a FROM t1 GROUP BY a ORDER BY a,GROUP_CONCAT(a)) ORDER BY a;
a
10
20
30
(SELECT a FROM t1 GROUP BY a ORDER BY a,GROUP_CONCAT(a)) ORDER BY a LIMIT 1;
a
10
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY GROUP_CONCAT(a));
a
1
10
20
30
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY GROUP_CONCAT(a)) LIMIT 1;
a
1
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY GROUP_CONCAT(a)) ORDER BY a;
a
1
10
20
30
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY GROUP_CONCAT(a)) ORDER BY a LIMIT 1;
a
1
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY a,GROUP_CONCAT(a));
a
1
10
20
30
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY a,GROUP_CONCAT(a)) LIMIT 1;
a
1
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY a,GROUP_CONCAT(a)) ORDER BY a;
a
1
10
20
30
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY a,GROUP_CONCAT(a)) ORDER BY a LIMIT 1;
a
1
(SELECT a FROM t1 GROUP BY a ORDER BY MAX(a)) ORDER BY a;
a
10
20
30
(SELECT a FROM t1 GROUP BY a ORDER BY MAX(a)) ORDER BY a LIMIT 1;
a
10
(SELECT a FROM t1 GROUP BY a ORDER BY a,MAX(a)) ORDER BY a;
a
10
20
30
(SELECT a FROM t1 GROUP BY a ORDER BY a,MAX(a)) ORDER BY a LIMIT 1;
a
10
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY MAX(a));
a
1
10
20
30
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY MAX(a)) LIMIT 1;
a
1
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY MAX(a)) ORDER BY a;
a
1
10
20
30
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY MAX(a)) ORDER BY a LIMIT 1;
a
1
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY a,MAX(a));
a
1
10
20
30
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY a,MAX(a)) LIMIT 1;
a
1
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY a,MAX(a)) ORDER BY a;
a
1
10
20
30
SELECT 1 AS a UNION (SELECT a FROM t1 GROUP BY a ORDER BY a,MAX(a)) ORDER BY a LIMIT 1;
a
1
drop table t1;