SET SESSION DEFAULT_STORAGE_ENGINE = InnoDB; DROP TABLE IF EXISTS t1, t2, t3, t4; CREATE TABLE t1 (id INTEGER) ENGINE=MyISAM; CREATE TABLE t2 (id INTEGER PRIMARY KEY); CREATE TABLE t3 (a CHAR(32) PRIMARY KEY,id INTEGER); CREATE TABLE t4 (a CHAR(32) PRIMARY KEY,id INTEGER) ENGINE=MyISAM; INSERT INTO t1 (id) VALUES (1); INSERT INTO t1 SELECT id+1 FROM t1; INSERT INTO t1 SELECT id+2 FROM t1; INSERT INTO t1 SELECT id+4 FROM t1; INSERT INTO t1 SELECT id+8 FROM t1; INSERT INTO t1 SELECT id+16 FROM t1; INSERT INTO t1 SELECT id+32 FROM t1; INSERT INTO t1 SELECT id+64 FROM t1; INSERT INTO t1 SELECT id+128 FROM t1; INSERT INTO t1 SELECT id+256 FROM t1; INSERT INTO t1 SELECT id+512 FROM t1; INSERT INTO t1 SELECT id+1024 FROM t1; INSERT INTO t1 SELECT id+2048 FROM t1; INSERT INTO t1 SELECT id+4096 FROM t1; INSERT INTO t1 SELECT id+8192 FROM t1; INSERT INTO t1 SELECT id+16384 FROM t1; INSERT INTO t1 SELECT id+32768 FROM t1; INSERT INTO t1 SELECT id+65536 FROM t1; INSERT INTO t1 SELECT id+131072 FROM t1; INSERT INTO t1 SELECT id+262144 FROM t1; INSERT INTO t1 SELECT id+524288 FROM t1; INSERT INTO t1 SELECT id+1048576 FROM t1; INSERT INTO t2 SELECT * FROM t1; INSERT INTO t3 SELECT CONCAT(id),id FROM t2 ORDER BY -id; INSERT INTO t4 SELECT * FROM t3 ORDER BY CONCAT(a); SELECT SUM(id) FROM t3; SUM(id) 2199024304128 DROP TABLE t1,t2,t3,t4; CREATE TABLE t1 (f1 int NOT NULL) ENGINE=InnoDB; CREATE TABLE t2 (f2 int(11) NOT NULL PRIMARY KEY AUTO_INCREMENT) ENGINE=InnoDB; CREATE TRIGGER t1_bi before INSERT ON t1 FOR EACH ROW BEGIN DECLARE CONTINUE HANDLER FOR SQLSTATE '40001' SET @a:= 'deadlock'; DECLARE CONTINUE HANDLER FOR SQLEXCEPTION SET @a:= 'exception'; INSERT INTO t2 (f2) VALUES (NEW.f1); DELETE FROM t2 WHERE f2 = NEW.f1; END;| CREATE PROCEDURE proc24989() BEGIN DECLARE CONTINUE HANDLER FOR SQLSTATE '40001' SET @b:= 'deadlock'; DECLARE CONTINUE HANDLER FOR SQLEXCEPTION SET @a:= 'exception'; INSERT INTO t2 (f2) VALUES (1); DELETE FROM t2 WHERE f2 = 1; END;| create procedure proc24989_2() deterministic begin declare continue handler for sqlexception select 'Outer handler' as 'exception'; insert into t1 values(1); select "continued"; end| start transaction; insert into t1 values(1); start transaction; insert into t2 values(123); insert into t1 values(1); insert into t1 values(123); ERROR 40001: Deadlock found when trying to get lock; try restarting transaction select @a; @a NULL select * from t2; f2 commit; start transaction; insert into t1 values(1); start transaction; insert into t2 values(123); call proc24989(); insert into t1 values(123); select @a,@b; @a @b exception deadlock select * from t2; f2 commit; start transaction; insert into t1 values(1); start transaction; insert into t2 values(123); call proc24989_2(); insert into t1 values(123); commit; exception Outer handler continued continued select * from t2; f2 drop procedure proc24989; drop procedure proc24989_2; drop table t1,t2;