CREATE TABLE t1 (a INT, b INT);
INSERT INTO t1 VALUES(0, 1), (1, 2);
SELECT * FROM t1;
a	b
0	1
1	2
SET SESSION DEBUG="+d,ib_truncate_fail_after_rename";
TRUNCATE TABLE t1;
ERROR HY000: Got error 168 - 'Unknown (generic) error from engine' from storage engine
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
SELECT * FROM t1;
a	b
0	1
1	2
INSERT INTO t1 VALUES(0, 1), (1, 2);
SELECT * FROM t1;
a	b
0	1
1	2
0	1
1	2
SET SESSION DEBUG="-d,ib_truncate_fail_after_rename";
SET SESSION DEBUG="+d,ib_truncate_fail_after_delete";
TRUNCATE TABLE t1;
ERROR HY000: Got error 168 - 'Unknown (generic) error from engine' from storage engine
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
SELECT * FROM t1;
a	b
0	1
1	2
0	1
1	2
INSERT INTO t1 VALUES(0, 1), (1, 2);
SELECT * FROM t1;
a	b
0	1
1	2
0	1
1	2
0	1
1	2
SET SESSION DEBUG="-d,ib_truncate_fail_after_delete";
SET SESSION DEBUG="+d,ib_truncate_fail_after_create_new_table";
TRUNCATE TABLE t1;
ERROR HY000: Got error 168 - 'Unknown (generic) error from engine' from storage engine
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
SELECT * FROM t1;
a	b
0	1
1	2
0	1
1	2
0	1
1	2
SET SESSION DEBUG="-d,ib_truncate_fail_after_create_new_table";
TRUNCATE TABLE t1;
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
SELECT * FROM t1;
a	b
DROP TABLE t1;
CREATE TABLE t1 (
a INT NOT NULL AUTO_INCREMENT,
b INT NOT NULL,
PRIMARY KEY (a)
)
ENGINE=InnoDB
PARTITION BY RANGE (a)
PARTITIONS 3
(PARTITION P1 VALUES LESS THAN (5),
PARTITION P2 VALUES LESS THAN (20),
PARTITION p3 VALUES LESS THAN MAXVALUE);
INSERT INTO t1 VALUES(0, 1), (0, 2), (0, 3), (0, 4), (0, 5), (0, 6), (0, 7);
SELECT count(*) FROM t1;
count(*)
7
SET SESSION DEBUG="+d,ib_truncate_fail_after_rename";
ALTER TABLE t1 TRUNCATE PARTITION p2;
ERROR HY000: Got error 168 - 'Unknown (generic) error from engine' from storage engine
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) NOT NULL AUTO_INCREMENT,
  `b` int(11) NOT NULL,
  PRIMARY KEY (`a`)
) ENGINE=InnoDB AUTO_INCREMENT=8 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
/*!50100 PARTITION BY RANGE (`a`)
(PARTITION P1 VALUES LESS THAN (5) ENGINE = InnoDB,
 PARTITION P2 VALUES LESS THAN (20) ENGINE = InnoDB,
 PARTITION p3 VALUES LESS THAN MAXVALUE ENGINE = InnoDB) */
SELECT count(*) FROM t1;
count(*)
7
SET SESSION DEBUG="-d,ib_truncate_fail_after_rename";
SET SESSION DEBUG="+d,ib_truncate_fail_after_delete";
ALTER TABLE t1 TRUNCATE PARTITION p2;
ERROR HY000: Got error 168 - 'Unknown (generic) error from engine' from storage engine
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) NOT NULL AUTO_INCREMENT,
  `b` int(11) NOT NULL,
  PRIMARY KEY (`a`)
) ENGINE=InnoDB AUTO_INCREMENT=8 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
/*!50100 PARTITION BY RANGE (`a`)
(PARTITION P1 VALUES LESS THAN (5) ENGINE = InnoDB,
 PARTITION P2 VALUES LESS THAN (20) ENGINE = InnoDB,
 PARTITION p3 VALUES LESS THAN MAXVALUE ENGINE = InnoDB) */
SELECT count(*) FROM t1;
count(*)
7
SET SESSION DEBUG="-d,ib_truncate_fail_after_delete";
SET SESSION DEBUG="+d,ib_truncate_fail_after_create_new_table";
ALTER TABLE t1 TRUNCATE PARTITION p2;
ERROR HY000: Got error 168 - 'Unknown (generic) error from engine' from storage engine
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) NOT NULL AUTO_INCREMENT,
  `b` int(11) NOT NULL,
  PRIMARY KEY (`a`)
) ENGINE=InnoDB AUTO_INCREMENT=8 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
/*!50100 PARTITION BY RANGE (`a`)
(PARTITION P1 VALUES LESS THAN (5) ENGINE = InnoDB,
 PARTITION P2 VALUES LESS THAN (20) ENGINE = InnoDB,
 PARTITION p3 VALUES LESS THAN MAXVALUE ENGINE = InnoDB) */
SELECT count(*) FROM t1;
count(*)
7
SET SESSION DEBUG="-d,ib_truncate_fail_after_create_new_table";
ALTER TABLE t1 TRUNCATE PARTITION p2;
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) NOT NULL AUTO_INCREMENT,
  `b` int(11) NOT NULL,
  PRIMARY KEY (`a`)
) ENGINE=InnoDB AUTO_INCREMENT=8 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
/*!50100 PARTITION BY RANGE (`a`)
(PARTITION P1 VALUES LESS THAN (5) ENGINE = InnoDB,
 PARTITION P2 VALUES LESS THAN (20) ENGINE = InnoDB,
 PARTITION p3 VALUES LESS THAN MAXVALUE ENGINE = InnoDB) */
SELECT count(*) FROM t1;
count(*)
4
DROP TABLE t1;