#
# Bug#20015132 ALTER TABLE FAILS TO CHECK IF TABLE IS CORRUPTED
#
CREATE TABLE t1(c1 INT PRIMARY KEY, c2 CHAR(1), c3 INT UNSIGNED) ENGINE=InnoDB; SET @saved_debug_dbug = @@SESSION.debug_dbug; SET DEBUG_DBUG='+d,create_index_metadata_fail';
ALTER TABLE t1 ADD INDEX (c2), ADD INDEX (c3); ERROR HY000: The table 't1' is full SET DEBUG_DBUG='+d,ib_create_table_fail_too_many_trx';
ALTER TABLE t1 ADD INDEX (c2), ADD INDEX (c3); ERROR HY000: Too many active concurrent transactions SET DEBUG_DBUG=@saved_debug_dbug;
ALTER TABLE t1 ADD INDEX (c2), ADD INDEX (c3); SET DEBUG_DBUG='+d,dict_set_index_corrupted';
CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check Warning InnoDB: Index c2 is marked as corrupted
test.t1 check Warning InnoDB: Index c3 is marked as corrupted
test.t1 check error Corrupt
# restart
CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check Warning InnoDB: Index c2 is marked as corrupted
test.t1 check Warning InnoDB: Index c3 is marked as corrupted
test.t1 check error Corrupt
ALTER TABLE t1 DROP INDEX c2;
CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check Warning InnoDB: Index c3 is marked as corrupted
test.t1 check error Corrupt
ALTER TABLE t1 ADD INDEX (c2,c3); ERROR HY000: Index c3 is corrupted
ALTER TABLE t1 CHANGE c3 c3 INT NOT NULL;
CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check status OK
ALTER TABLE t1 ADD INDEX (c2,c3);
DROP TABLE t1;
#
# Bug #14669848 CRASH DURING ALTER MAKES ORIGINAL TABLE INACCESSIBLE
#
# -- Scenario 1:
# Crash the server in ha_innobase::commit_inplace_alter_table()
# just after committing the dictionary changes.
CREATE TABLE t1 (f1 INT NOT NULL, f2 INT NOT NULL) ENGINE=innodb;
INSERT INTO t1 VALUES (1,2),(3,4); SET DEBUG_DBUG='+d,innodb_alter_commit_crash_after_commit';
ALTER TABLE t1 ADD PRIMARY KEY (f2, f1);
Got one of the listed errors
# Restart mysqld after the crash and reconnect.
# restart
SELECT * FROM information_schema.innodb_sys_tables
WHERE table_id = ID;
TABLE_ID NAME FLAG N_COLS SPACE ROW_FORMAT ZIP_PAGE_SIZE SPACE_TYPE
# Files in datadir after manual recovery.
db.opt
t1.frm
t1.ibd
SHOW TABLES;
Tables_in_test
t1
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`f1` int(11) NOT NULL,
`f2` int(11) NOT NULL,
PRIMARY KEY (`f2`,`f1`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
INSERT INTO t1 VALUES (5,6),(7,8);
SELECT * FROM t1;
f1 f2 12 34 56 78
DROP TABLE t1;
CREATE TABLE t1 (f1 INT NOT NULL, f2 INT NOT NULL) ENGINE=InnoDB;
ALTER TABLE t1 ADD PRIMARY KEY (f2, f1);
DROP TABLE t1;
# -- Scenario 2:
# Crash the server in ha_innobase::commit_inplace_alter_table()
# just before committing the dictionary changes, but after
# writing the MLOG_FILE_RENAME records. As the mini-transaction
# is not committed, the renames will not be replayed.
CREATE TABLE t2 (f1 int not null, f2 int not null) ENGINE=InnoDB;
INSERT INTO t2 VALUES (1,2),(3,4); SET DEBUG_DBUG='+d,innodb_alter_commit_crash_before_commit';
ALTER TABLE t2 ADD PRIMARY KEY (f2, f1);
Got one of the listed errors
# Startup the server after the crash
# restart
SELECT * FROM information_schema.innodb_sys_tables
WHERE name LIKE 'test/#sql-%';
TABLE_ID NAME FLAG N_COLS SPACE ROW_FORMAT ZIP_PAGE_SIZE SPACE_TYPE
SHOW TABLES;
Tables_in_test
t2
INSERT INTO t2 VALUES (5,6),(7,8);
SELECT * from t2;
f1 f2 12 34 56 78
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`f1` int(11) NOT NULL,
`f2` int(11) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
DROP TABLE t2;
CREATE TABLE t2 (f1 INT NOT NULL, f2 INT NOT NULL) ENGINE=InnoDB;
ALTER TABLE t2 ADD PRIMARY KEY (f2, f1);
DROP TABLE t2;
db.opt
# -------------------------
# End of Testing Scenario 2
# -------------------------
#
# Bug#19330255 WL#7142 - CRASH DURING ALTER TABLE LEADS TO
# DATA DICTIONARY INCONSISTENCY
#
CREATE TABLE t1(a int PRIMARY KEY, b varchar(255), c int NOT NULL)
ENGINE=InnoDB;
INSERT INTO t1 SET a=1,c=2; SET DEBUG_DBUG='+d,innodb_alter_commit_crash_after_commit';
ALTER TABLE t1 ADD INDEX (b), CHANGE c d int, ALGORITHM=INPLACE;
Got one of the listed errors
# Restart mysqld after the crash and reconnect.
# restart
SELECT * FROM information_schema.innodb_sys_tables
WHERE table_id = ID;
TABLE_ID NAME FLAG N_COLS SPACE ROW_FORMAT ZIP_PAGE_SIZE SPACE_TYPE
db.opt
t1.frm
t1.ibd
SHOW TABLES;
Tables_in_test
t1
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) NOT NULL,
`b` varchar(255) DEFAULT NULL,
`d` int(11) DEFAULT NULL,
PRIMARY KEY (`a`),
KEY `b` (`b`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
UPDATE t1 SET d=NULL;
SELECT * FROM t1;
a b d 1 NULL NULL
DROP TABLE t1;
#
# MDEV-22637 Rollback of insert fails when column reorder happens
# SET @@SQL_MODE = REPLACE(@@SQL_MODE, 'STRICT_TRANS_TABLES', ''); SET @@SQL_MODE = REPLACE(@@SQL_MODE, 'STRICT_ALL_TABLES', '');
CREATE TABLE t1(f1 INT NOT NULL, f2 CHAR(100),
f3 CHAR(100), f4 CHAR(100))ENGINE=InnoDB;
INSERT INTO t1 VALUES(1, "This is column2", "This is column3", "This is column4"); set DEBUG_SYNC = 'row_log_table_apply1_before SIGNAL scanned WAIT_FOR insert_done';
ALTER TABLE t1 ADD COLUMN f6 int after f3, add primary key(f6, f4(3), f3(3));
connect con1,localhost,root,,; SET DEBUG_SYNC = 'now WAIT_FOR scanned';
BEGIN;
INSERT INTO t1(f1, f2) VALUES(2, "This is column2 value");
ROLLBACK; set DEBUG_SYNC = 'now SIGNAL insert_done';
connection default;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`f1` int(11) NOT NULL,
`f2` char(100) DEFAULT NULL,
`f3` char(100) NOT NULL,
`f6` int(11) NOT NULL,
`f4` char(100) NOT NULL,
PRIMARY KEY (`f6`,`f4`(3),`f3`(3))
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
SELECT COUNT(*) FROM t1;
COUNT(*) 1
disconnect con1;
DROP TABLE t1; SET DEBUG_SYNC = 'RESET'; SET SQL_MODE=DEFAULT;
#
# MDEV-26936 Recovery crash on rolling back DELETE FROM SYS_INDEXES
#
CREATE TABLE t1(a INT PRIMARY KEY, b INT) ENGINE=InnoDB;
INSERT INTO t1 VALUES(1,1);
connect ddl, localhost, root; SET DEBUG_SYNC = 'row_merge_after_scan SIGNAL scanned WAIT_FOR commit'; SET DEBUG_SYNC = 'before_commit_rollback_inplace SIGNAL c WAIT_FOR ever';
ALTER TABLE t1 ADD UNIQUE INDEX(b), ALGORITHM=INPLACE;
connection default; SET DEBUG_SYNC = 'now WAIT_FOR scanned';
BEGIN;
INSERT INTO t1 VALUES(2,1);
COMMIT; SET DEBUG_SYNC = 'now SIGNAL commit'; SET DEBUG_SYNC = 'now WAIT_FOR c'; SET GLOBAL innodb_fil_make_page_dirty_debug=0;
# Kill the server
disconnect ddl;
# restart
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,
`b` int(11) DEFAULT NULL,
PRIMARY KEY (`a`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
SELECT * FROM t1;
a b 11 21
connect ddl, localhost, root; SET DEBUG_SYNC = 'fil_ibd_create_logged SIGNAL stuck WAIT_FOR ever';
ALTER TABLE t1 FORCE;
connection default; SET DEBUG_SYNC = 'now WAIT_FOR stuck';
# Kill the server
disconnect ddl;
# restart
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,
`b` int(11) DEFAULT NULL,
PRIMARY KEY (`a`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
SELECT * FROM t1;
a b 11 21
DROP TABLE t1;
#
# MDEV-38079 Crash recovery fails after ALTER TABLE…PAGE_COMPRESSED=1
#
CREATE TABLE t1(a INT PRIMARY KEY) ENGINE=InnoDB;
ALTER TABLE t1 PAGE_COMPRESSED=1, ALGORITHM=INSTANT; ERROR0A000: ALGORITHM=INSTANT is not supported. Reason: Changing table options requires the table to be rebuilt. Try ALGORITHM=INPLACE
DROP TABLE t1;
#
# MDEV-38928 Assertion undo_no <= 1 in reset_and_truncate_undo
# during ALTER IGNORE on temporary table
#
CREATE TEMPORARY TABLE t1 (f1 INT) ENGINE=INNODB;
INSERT INTO t1 (f1) VALUES (0),(0);
ALTER IGNORE TABLE t1 FORCE;
DROP TABLE t1;
#
# MDEV-38951 Assertion `0' upon ALTER IGNORE handling duplicate keys
#
CREATE TABLE t1(f1 INT)ENGINE=InnoDB;
INSERT INTO t1 VALUES(1), (1);
ALTER IGNORE TABLE t1 ADD UNIQUE(f1);
CHECK TABLE t1 EXTENDED;
Table Op Msg_type Msg_text
test.t1 check status OK
DROP TABLE t1;
#
# MDEV-38993 Assertion `trx->undo_no == 1' fails upon ALTER IGNORE
#
CREATE TABLE t (a INT) ENGINE=InnoDB;
INSERT INTO t VALUES (1),(2),(1),(2);
ALTER IGNORE TABLE t ADD UNIQUE(a);
DROP TABLE t;
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-10-08)
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