Bug #28176805  PERFORMANCE_SCHEMA.DATA_LOCKS.LOCK_MODE
DOES NOT RECOGNIZE LOCK_REC_NOT_GAP

CREATE TABLE t1 (id INT PRIMARY KEY) Engine=InnoDB;
INSERT INTO t1 VALUES (0),(10),(20),(30);
CREATE TABLE t2 (id INT PRIMARY KEY AUTO_INCREMENT, val INT) Engine=InnoDB;
BEGIN;
SELECT * FROM t1 WHERE id=10 FOR SHARE;
id
10
INSERT INTO t1 VALUES (5);
SELECT * FROM t1 WHERE id=25 FOR SHARE;
id
SELECT * FROM t1 WHERE id=22 FOR UPDATE;
id
SELECT * FROM t1 where id>=10 and id<=20 FOR SHARE;
id
10
20
SELECT * FROM t1 WHERE id>20 FOR UPDATE;
id
30
BEGIN;
SET DEBUG_SYNC = 'lock_wait_will_wait SIGNAL C2_will_wait';
INSERT INTO t1 VALUES (21);
SET DEBUG_SYNC = 'now WAIT_FOR C2_will_wait';
BEGIN;
SHOW VARIABLES LIKE 'innodb_autoinc_lock_mode';
Variable_name	Value
innodb_autoinc_lock_mode	0
SET DEBUG_SYNC = 'lock_wait_will_wait SIGNAL C3_will_wait';
INSERT INTO t2 (val) SELECT id FROM t1 WHERE id>=0 AND id< 10;;
SET DEBUG_SYNC = 'now WAIT_FOR C3_will_wait';
BEGIN;
SET DEBUG_SYNC = 'lock_wait_will_wait SIGNAL C4_will_wait';
INSERT INTO t1 VALUES (35);
SET DEBUG_SYNC = 'now WAIT_FOR C4_will_wait';
SELECT
object_name,
index_name,
lock_type,
lock_mode,
lock_status,
lock_data
FROM performance_schema.data_locks
ORDER BY 1,2,3,4,5,6;
object_name	index_name	lock_type	lock_mode	lock_status	lock_data
t1	NULL	TABLE	IS	GRANTED	NULL
t1	NULL	TABLE	IS	GRANTED	NULL
t1	NULL	TABLE	IX	GRANTED	NULL
t1	NULL	TABLE	IX	GRANTED	NULL
t1	NULL	TABLE	IX	GRANTED	NULL
t1	PRIMARY	RECORD	S	GRANTED	20
t1	PRIMARY	RECORD	S	WAITING	5
t1	PRIMARY	RECORD	S,GAP	GRANTED	30
t1	PRIMARY	RECORD	S,REC_NOT_GAP	GRANTED	0
t1	PRIMARY	RECORD	S,REC_NOT_GAP	GRANTED	10
t1	PRIMARY	RECORD	X	GRANTED	30
t1	PRIMARY	RECORD	X	GRANTED	supremum pseudo-record
t1	PRIMARY	RECORD	X,GAP	GRANTED	30
t1	PRIMARY	RECORD	X,GAP,INSERT_INTENTION	WAITING	30
t1	PRIMARY	RECORD	X,INSERT_INTENTION	WAITING	supremum pseudo-record
t1	PRIMARY	RECORD	X,REC_NOT_GAP	GRANTED	5
t2	NULL	TABLE	AUTO_INC	GRANTED	NULL
t2	NULL	TABLE	IX	GRANTED	NULL
ROLLBACK;
ROLLBACK;
ROLLBACK;
ROLLBACK;
DROP TABLE t1;
DROP TABLE t2;