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# Test to check error message printed if both INSTANT and VERSION bits
# are found set in record. This repro follows bug33788578 which will
# come to the corresponding code path
CREATE TABLE t1 (a TEXT) ENGINE=INNODB;
INSERT INTO t1 (a) VALUES ('foo');
ALTER TABLE t1 ADD COLUMN b INT DEFAULT 0, algorithm=instant;
SELECT * FROM t1;
a b
foo 0
SET DEBUG_SYNC='innodb_inplace_alter_table_enter SIGNAL update_now WAIT_FOR update_done';
ALTER TABLE t1 ADD PRIMARY KEY (b);
SET DEBUG_SYNC='now WAIT_FOR update_now';
# Metadata from INFORMATION_SCHEMA.TABLES
NAME N_COLS INSTANT_COLS TOTAL_ROW_VERSIONS
test/t1 5 0 1
# Metadata from INFORMATION_SCHEMA.COLUMNS
NAME POS MTYPE PRTYPE HAS_DEFAULT
a 0 5 16711932 0
b 1 6 1027 1
SELECT * FROM t1;
a b
foo 0
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` text,
`b` int DEFAULT '0'
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check status OK
# Simulate both record and instant bits set when reading record
SET DEBUG = '+d,innodb_rec_instant_version_bit_set';
UPDATE t1 SET b = 1;
SET DEBUG = '-d,ER_IB_REC_INSTANT_VERSION_BIT_SET';
# Metadata from INFORMATION_SCHEMA.TABLES
NAME N_COLS INSTANT_COLS TOTAL_ROW_VERSIONS
test/t1 5 0 1
# Metadata from INFORMATION_SCHEMA.COLUMNS
NAME POS MTYPE PRTYPE HAS_DEFAULT
a 0 5 16711932 0
b 1 6 1027 1
SELECT * FROM t1;
a b
foo 1
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` text,
`b` int DEFAULT '0'
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check status OK
SET DEBUG_SYNC='now SIGNAL update_done';
# Metadata from INFORMATION_SCHEMA.TABLES
NAME N_COLS INSTANT_COLS TOTAL_ROW_VERSIONS
test/t1 5 0 0
# Metadata from INFORMATION_SCHEMA.COLUMNS
NAME POS MTYPE PRTYPE HAS_DEFAULT
a 0 5 16711932 0
b 1 6 1283 0
SELECT * FROM t1;
a b
foo 1
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` text,
`b` int NOT NULL DEFAULT '0',
PRIMARY KEY (`b`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check status OK
# Expect found
Pattern "Record has both instant and version bit set in Table" found
DROP TABLE t1;
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