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#
# Bug #28799261 IODKU UNNECESSARILY GAP-LOCKS SECONDARY INDEXES
# AFTER DUPLICATE IS ALREADY FOUND
#
CREATE TABLE t1 (a INT UNIQUE KEY, b INT UNIQUE KEY, c INT) ENGINE = InnoDB;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL,
  `c` int(11) DEFAULT NULL,
  UNIQUE KEY `a` (`a`),
  UNIQUE KEY `b` (`b`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
# Scenario 1: Serialized transactions (trx1, trx2)
INSERT INTO t1 VALUES (1, 1, 1);
SELECT * FROM t1;
a	b	c
1	1	1
# Transaction trx1
START TRANSACTION;
INSERT INTO t1 VALUES (2, 2, 3) ON DUPLICATE KEY UPDATE c=VALUES(c);
COMMIT;
# Transaction trx2
START TRANSACTION;
INSERT INTO t1 VALUES (2, 1, 2) ON DUPLICATE KEY UPDATE c=VALUES(c);
INSERT INTO t1 VALUES (2, 3, 4) ON DUPLICATE KEY UPDATE c=VALUES(c);
COMMIT;
# Result:
SELECT * FROM t1;
a	b	c
1	1	1
2	2	4
# Cleanup
DROP TABLE t1;
CREATE TABLE t1 (a INT UNIQUE KEY, b INT UNIQUE KEY, c INT) ENGINE = InnoDB;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL,
  `c` int(11) DEFAULT NULL,
  UNIQUE KEY `a` (`a`),
  UNIQUE KEY `b` (`b`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
# Scenario 2: Serialized transactions (trx2, trx1)
INSERT INTO t1 VALUES (1, 1, 1);
SELECT * FROM t1;
a	b	c
1	1	1
# Transaction trx2
START TRANSACTION;
INSERT INTO t1 VALUES (2, 1, 2) ON DUPLICATE KEY UPDATE c=VALUES(c);
INSERT INTO t1 VALUES (2, 3, 4) ON DUPLICATE KEY UPDATE c=VALUES(c);
COMMIT;
# Transaction trx1
START TRANSACTION;
INSERT INTO t1 VALUES (2, 2, 3) ON DUPLICATE KEY UPDATE c=VALUES(c);
COMMIT;
# Result:
SELECT * FROM t1;
a	b	c
1	1	2
2	3	3
# Cleanup
DROP TABLE t1;
#
# Bug #11758237 INSERT ON DUPLICATE KEY UPDATE SOMETIMES
# WRITES BINLOG POSITION INCORRECT
#
CREATE TABLE t1 (a INT UNIQUE KEY, b INT UNIQUE KEY, c INT) ENGINE = InnoDB;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL,
  `c` int(11) DEFAULT NULL,
  UNIQUE KEY `a` (`a`),
  UNIQUE KEY `b` (`b`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
# Scenario 3: Interleaved transactions (trx1 conflicts on index b)
INSERT INTO t1 VALUES (1, 1, 1);
SELECT * FROM t1;
a	b	c
1	1	1
# Connection default:
# Transaction trx1:
START TRANSACTION;
INSERT INTO t1 VALUES (2, 1, 2) ON DUPLICATE KEY UPDATE c=VALUES(c);
SELECT * FROM t1;
a	b	c
1	1	2
# Connection other:
INSERT INTO t1 VALUES (2, 2, 3) ON DUPLICATE KEY UPDATE c=VALUES(c);
# Connection default:
INSERT INTO t1 VALUES (2, 3, 4) ON DUPLICATE KEY UPDATE c=VALUES(c);
SELECT * FROM t1;
a	b	c
1	1	2
2	3	4
COMMIT;
# Connection other:
# Connection default:
# Result:
SELECT * FROM t1;
a	b	c
1	1	2
2	3	3
# Cleanup
DROP TABLE t1;
CREATE TABLE t1 (a INT UNIQUE KEY, b INT UNIQUE KEY, c INT) ENGINE = InnoDB;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL,
  `c` int(11) DEFAULT NULL,
  UNIQUE KEY `a` (`a`),
  UNIQUE KEY `b` (`b`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
# Scenario 4: Serialized transactions (trx1, trx2)
INSERT INTO t1 VALUES (1, 1, 1);
SELECT * FROM t1;
a	b	c
1	1	1
# Transaction trx1
START TRANSACTION;
INSERT INTO t1 VALUES (2, 2, 3) ON DUPLICATE KEY UPDATE c=VALUES(c);
COMMIT;
# Transaction trx2
START TRANSACTION;
INSERT INTO t1 VALUES (1, 2, 2) ON DUPLICATE KEY UPDATE c=VALUES(c);
INSERT INTO t1 VALUES (3, 2, 4) ON DUPLICATE KEY UPDATE c=VALUES(c);
COMMIT;
# Result:
SELECT * FROM t1;
a	b	c
1	1	2
2	2	4
# Cleanup
DROP TABLE t1;
CREATE TABLE t1 (a INT UNIQUE KEY, b INT UNIQUE KEY, c INT) ENGINE = InnoDB;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL,
  `c` int(11) DEFAULT NULL,
  UNIQUE KEY `a` (`a`),
  UNIQUE KEY `b` (`b`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
# Scenario 5: Serialized transactions (trx2, trx1)
INSERT INTO t1 VALUES (1, 1, 1);
SELECT * FROM t1;
a	b	c
1	1	1
# Transaction trx2
START TRANSACTION;
INSERT INTO t1 VALUES (1, 2, 2) ON DUPLICATE KEY UPDATE c=VALUES(c);
INSERT INTO t1 VALUES (3, 2, 4) ON DUPLICATE KEY UPDATE c=VALUES(c);
COMMIT;
# Transaction trx1
START TRANSACTION;
INSERT INTO t1 VALUES (2, 2, 3) ON DUPLICATE KEY UPDATE c=VALUES(c);
COMMIT;
# Result:
SELECT * FROM t1;
a	b	c
1	1	2
3	2	3
# Cleanup
DROP TABLE t1;
CREATE TABLE t1 (a INT UNIQUE KEY, b INT UNIQUE KEY, c INT) ENGINE = InnoDB;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL,
  `c` int(11) DEFAULT NULL,
  UNIQUE KEY `a` (`a`),
  UNIQUE KEY `b` (`b`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
# Scenario 6: Interleaved transactions (trx1 conflicts on index a)
INSERT INTO t1 VALUES (1, 1, 1);
SELECT * FROM t1;
a	b	c
1	1	1
# Connection default:
# Transaction trx1:
START TRANSACTION;
INSERT INTO t1 VALUES (1, 2, 2) ON DUPLICATE KEY UPDATE c=VALUES(c);
SELECT * FROM t1;
a	b	c
1	1	2
# Connection other:
START TRANSACTION;
SET innodb_lock_wait_timeout = 1;
INSERT INTO t1 VALUES (2, 2, 3) ON DUPLICATE KEY UPDATE c=VALUES(c);
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
COMMIT;
# Connection default:
INSERT INTO t1 VALUES (3, 2, 4) ON DUPLICATE KEY UPDATE c=VALUES(c);
COMMIT;
# Result:
SELECT * FROM t1;
a	b	c
1	1	2
3	2	4
# Cleanup
DROP TABLE t1;
CREATE TABLE t1(f1 INT PRIMARY KEY,
f2 INT, f3 INT, UNIQUE KEY(f2))ENGINE=INNODB;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `f1` int(11) NOT NULL,
  `f2` int(11) DEFAULT NULL,
  `f3` int(11) DEFAULT NULL,
  PRIMARY KEY (`f1`),
  UNIQUE KEY `f2` (`f2`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
INSERT INTO t1(f1, f2, f3) VALUES(1, 10, 100);
SELECT * FROM t1;
f1	f2	f3
1	10	100
# Connection other:
START TRANSACTION;
INSERT INTO t1 VALUES(2, 10, 200) ON DUPLICATE KEY UPDATE f3 = 120;
# Connection default
START TRANSACTION;
SET innodb_lock_wait_timeout = 1;
INSERT INTO t1 VALUES(2, 20, 300) ON DUPLICATE KEY UPDATE f3 = 500;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
COMMIT;
# Connection other:
COMMIT;
# Connection default
# Verify Results:
SELECT * FROM t1;
f1	f2	f3
1	10	120
DROP TABLE t1;
CREATE TABLE t1(f1 INT AUTO_INCREMENT PRIMARY KEY, f2 INT, f3 INT,
UNIQUE KEY(f2),UNIQUE KEY(f3))ENGINE=INNODB;
INSERT INTO t1(f2,f3) VALUES(10, 100);
INSERT INTO t1(f2,f3) VALUES(20, 200);
UPDATE t1 SET f2=30,f3=100 WHERE f2 = 20;
ERROR 23000: Duplicate entry '100' for key 'f3'
SELECT * FROM t1;
f1	f2	f3
1	10	100
2	20	200
COMMIT;
DROP TABLE t1;

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