diff options
Diffstat (limited to 'mysql-test/r/trigger.result')
| -rw-r--r-- | mysql-test/r/trigger.result | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/mysql-test/r/trigger.result b/mysql-test/r/trigger.result index 479778deca3..9cf769983c6 100644 --- a/mysql-test/r/trigger.result +++ b/mysql-test/r/trigger.result @@ -2134,3 +2134,47 @@ i 2 drop table t1,t2; End of 5.2 tests. +# +# BUG #910083: materialized subquery in a trigger +# +SET @save_optimizer_switch=@@optimizer_switch; +SET optimizer_switch='materialization=on'; +CREATE TABLE t1 (a int); +CREATE TABLE t2 (b int); +CREATE TRIGGER tr AFTER UPDATE ON t1 FOR EACH ROW +UPDATE t2 SET b = (SELECT COUNT(a) FROM t1); +INSERT INTO t1 +VALUES (1),(2),(3),(4),(5),(6),(7),(8),(9); +INSERT INTO t2 +VALUES (0),(0),(0),(0),(0),(0),(0),(0),(0); +UPDATE t1 SET a = 3; +SELECT COUNT(*) FROM t1; +COUNT(*) +9 +SELECT * FROM t2; +b +9 +9 +9 +9 +9 +9 +9 +9 +9 +UPDATE t1 SET a = 2; +SELECT * FROM t2; +b +9 +9 +9 +9 +9 +9 +9 +9 +9 +SET optimizer_switch=@save_optimizer_switch; +DROP TRIGGER tr; +DROP TABLE t1, t2; +End of 5.3 tests. |