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CREATE TABLE t1 (
pkey int NOT NULL PRIMARY KEY,
c int
) ENGINE=InnoDB;
INSERT INTO t1 VALUES(1,1);
CREATE TABLE t2 (
pkey int NOT NULL PRIMARY KEY,
c int
) ENGINE=InnoDB DEFAULT CHARSET=latin1;
INSERT INTO t2 VALUES (2, NULL);
CREATE TABLE t3 (c int) engine = InnoDB;
INSERT INTO t3 VALUES (10), (20), (30), (40), (50);
connect con1, localhost,root,,;
connection default;
START TRANSACTION;
UPDATE t3 SET c=c+1000;
SELECT * FROM t1 FOR UPDATE;
pkey c
1 1
connection con1;
START TRANSACTION;
DELETE FROM t2 WHERE c NOT IN (SELECT ref_0.pkey FROM t1 AS ref_0 INNER JOIN t1 AS ref_1 ON ref_0.c = ref_0.pkey);
connection default;
SELECT * FROM t2 FOR UPDATE;
pkey c
2 NULL
COMMIT;
connection con1;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
COMMIT;
connection default;
START TRANSACTION;
UPDATE t3 SET c=c+1000;
SELECT * FROM t1 FOR UPDATE;
pkey c
1 1
connection con1;
START TRANSACTION;
UPDATE t2 SET pkey=pkey+10 WHERE c NOT IN (SELECT ref_0.pkey FROM t1 AS ref_0 INNER JOIN t1 AS ref_1 ON ref_0.c = ref_0.pkey);
connection default;
SELECT * FROM t2 FOR UPDATE;
pkey c
2 NULL
COMMIT;
connection con1;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
COMMIT;
disconnect con1;
connection default;
DROP TABLE t1,t2,t3;
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