diff options
Diffstat (limited to 'mysql-test/t')
| -rw-r--r-- | mysql-test/t/subselect4.test | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/mysql-test/t/subselect4.test b/mysql-test/t/subselect4.test index 03929517126..8bd43661dbc 100644 --- a/mysql-test/t/subselect4.test +++ b/mysql-test/t/subselect4.test @@ -2173,4 +2173,40 @@ INSERT INTO t1 VALUES (1,1), (2,2), (3,3), (4,4), (5,5); SELECT a, b FROM t1 WHERE a IN (SELECT A.a FROM t1 A GROUP BY s.id); DROP TABLE t1; +--echo # +--echo # MDEV-23160: SIGSEGV in Explain_node::print_explain_for_children on UNION SELECT +--echo # or on EXPLAIN EXTENDED +--echo # + +CREATE TABLE t1 (a INT); +INSERT INTO t1 VALUES (1),(2),(3); +EXPLAIN SELECT * FROM t1 +WHERE a IN (SELECT A.a FROM t1 A UNION SELECT B.a FROM t1 B ORDER BY (SELECT a)); + +SELECT * FROM t1 +WHERE a IN (SELECT A.a FROM t1 A UNION SELECT B.a FROM t1 B ORDER BY (SELECT a)); + +EXPLAIN SELECT * FROM t1 +WHERE a IN (SELECT A.a FROM t1 A UNION ALL SELECT B.a FROM t1 B ORDER BY (SELECT a)); + +SELECT * FROM t1 +WHERE a IN (SELECT A.a FROM t1 A UNION ALL SELECT B.a FROM t1 B ORDER BY (SELECT a)); + +PREPARE stmt FROM 'EXPLAIN SELECT * FROM t1 +WHERE a IN (SELECT A.a FROM t1 A UNION SELECT B.a FROM t1 B ORDER BY (SELECT a))'; + +EXECUTE stmt; +EXECUTE stmt; +DEALLOCATE PREPARE stmt; + +--error ER_BAD_FIELD_ERROR +SELECT * FROM t1 +WHERE a IN (SELECT A.a FROM t1 A UNION SELECT B.a FROM t1 B ORDER BY (SELECT id)); + +--error ER_BAD_FIELD_ERROR +SELECT * FROM t1 +WHERE a IN (SELECT A.a FROM t1 A UNION ALL SELECT B.a FROM t1 B ORDER BY (SELECT id)); + +DROP TABLE t1; + --echo # end of 10.1 tests |