diff options
Diffstat (limited to 'mysql-test/r/bug39022.result')
| -rw-r--r-- | mysql-test/r/bug39022.result | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/mysql-test/r/bug39022.result b/mysql-test/r/bug39022.result new file mode 100644 index 00000000000..5963709aa2a --- /dev/null +++ b/mysql-test/r/bug39022.result @@ -0,0 +1,32 @@ +# +# Bug #39022: Mysql randomly crashing in lock_sec_rec_cons_read_sees +# +CREATE TABLE t1(a TINYINT NOT NULL,b TINYINT,PRIMARY KEY(b)) ENGINE=innodb; +CREATE TABLE t2(d TINYINT NOT NULL,UNIQUE KEY(d)) ENGINE=innodb; +INSERT INTO t1 VALUES (13,0),(8,1),(9,2),(6,3), +(11,5),(11,6),(7,7),(7,8),(4,9),(6,10),(3,11),(11,12), +(12,13),(7,14); +INSERT INTO t2 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9),(10), +(11),(12),(13),(14); +# in thread1 +START TRANSACTION; +# in thread2 +REPLACE INTO t2 VALUES (-17); +SELECT d FROM t2,t1 WHERE d=(SELECT MAX(a) FROM t1 WHERE t1.a > t2.d); +d +# in thread1 +REPLACE INTO t1(a,b) VALUES (67,20); +# in thread2 +COMMIT; +START TRANSACTION; +REPLACE INTO t1(a,b) VALUES (65,-50); +REPLACE INTO t2 VALUES (-91); +SELECT d FROM t2,t1 WHERE d=(SELECT MAX(a) FROM t1 WHERE t1.a > t2.d); +# in thread1 +# should not crash +SELECT d FROM t2,t1 WHERE d=(SELECT MAX(a) FROM t1 WHERE t1.a > t2.d); +ERROR 40001: Deadlock found when trying to get lock; try restarting transaction +# in thread2 +d +# in thread1; +DROP TABLE t1,t2; |