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| author | Igor Babaev <igor@askmonty.org> | 2013-08-23 22:17:02 -0700 |
|---|---|---|
| committer | Igor Babaev <igor@askmonty.org> | 2013-08-23 22:17:02 -0700 |
| commit | dbc84ff96c021f9d8b5968812a416bc6890d015a (patch) | |
| tree | c3ccf6b27171f673eb54bc1df096208524e2778d /mysql-test/t/join_outer.test | |
| parent | c40de1df363da0bc04118b4957c94fd52afe20b0 (diff) | |
| download | mariadb-git-dbc84ff96c021f9d8b5968812a416bc6890d015a.tar.gz | |
Fixed bug mdev-4942.
Made sure that degenerate conjunctions/disjunctions are obtained from
AND/OR conditions.
Diffstat (limited to 'mysql-test/t/join_outer.test')
| -rw-r--r-- | mysql-test/t/join_outer.test | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/mysql-test/t/join_outer.test b/mysql-test/t/join_outer.test index 8c0ee82e1fa..99f4b1e1315 100644 --- a/mysql-test/t/join_outer.test +++ b/mysql-test/t/join_outer.test @@ -1376,4 +1376,20 @@ SELECT a.* FROM t1 a LEFT JOIN t1 b ON a.id = b.id DROP TABLE t1; +--echo # +--echo # Bug mdev-4942: LEFT JOIN with conjunctive +--echo # <non-nullable datetime field> IS NULL in WHERE +--echo # causes an assert failure +--echo # + +CREATE TABLE t1 ( i1 int, d1 date ); +INSERT INTO t1 VALUES (1,'2001-06-26'), (2,'2000-11-16'); + +CREATE TABLE t2 ( i2 int, d2 date NOT NULL ); +INSERT INTO t2 VALUES (3,'2000-03-06'), (4,'2007-09-25'); + +SELECT * FROM t1 LEFT JOIN t2 ON i1 = i2 WHERE d1 IS NULL AND d2 IS NULL; + +DROP TABLE t1,t2; + SET optimizer_switch=@save_optimizer_switch; |