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#
# Bug#16720368 INNODB CRASHES ON BROKEN #SQL*.IBD FILE AT STARTUP
#
SET GLOBAL innodb_file_per_table=1;
CREATE TABLE bug16720368_1 (a INT PRIMARY KEY) ENGINE=InnoDB;
CREATE TABLE bug16720368 (a INT PRIMARY KEY, b INT) ENGINE=InnoDB;
INSERT INTO bug16720368 (a) VALUES (1),(2),(3),(4),(5),(6),(7),(8);
# Cleanly shutdown mysqld
# Corrupt FIL_PAGE_OFFSET in bug16720368.ibd,
# and update the checksum to the "don't care" value.
# Restart mysqld
# restart
# This will succeed after a clean shutdown, due to
# fil_open_single_table_tablespace(check_space_id=FALSE).
SELECT COUNT(*) FROM bug16720368;
COUNT(*)
8
INSERT INTO bug16720368_1 VALUES(1);
# Kill and restart
# The table is unaccessible, because after a crash we will
# validate the tablespace header.
SELECT COUNT(*) FROM bug16720368;
ERROR HY000: Tablespace is missing for table `test`.`bug16720368`.
INSERT INTO bug16720368 VALUES(0,1);
ERROR HY000: Tablespace is missing for table `test`.`bug16720368`.
# Kill and restart: --innodb-force-recovery=3
# The table is readable thanks to innodb-force-recovery.
SELECT COUNT(*) FROM bug16720368;
COUNT(*)
8
INSERT INTO bug16720368 VALUES(0,1);
ERROR HY000: Operation not allowed when innodb_forced_recovery > 0.
# Shut down the server cleanly to hide the corruption.
# restart
# The table is accessible, because after a clean shutdown we will
# NOT validate the tablespace header.
# We can modify the existing pages, but we cannot allocate or free
# any pages, because that would hit the corruption on page 0.
SELECT COUNT(*) FROM bug16720368;
COUNT(*)
8
INSERT INTO bug16720368 VALUES(0,1);
# Shut down the server to uncorrupt the data.
# Restart the server after uncorrupting the file.
# restart
INSERT INTO bug16720368 VALUES(9,1);
SELECT COUNT(*) FROM bug16720368;
COUNT(*)
10
DROP TABLE bug16720368, bug16720368_1;
#
# Bug#16735660 ASSERT TABLE2 == NULL, ROLLBACK OF RESURRECTED TXNS,
# DICT_TABLE_ADD_TO_CACHE
#
SET GLOBAL innodb_file_per_table=1;
CREATE TEMPORARY TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
BEGIN;
INSERT INTO t1 VALUES(42);
CREATE TABLE bug16735660 (a INT PRIMARY KEY) ENGINE=InnoDB;
XA START 'x';
INSERT INTO bug16735660 VALUES(1),(2),(3);
XA END 'x';
XA PREPARE 'x';
# Kill the server
# Attempt to start without an *.ibd file.
# restart
SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
SELECT * FROM bug16735660;
a
1
2
3
XA RECOVER;
formatID	gtrid_length	bqual_length	data
1	1	0	x
XA ROLLBACK 'x';
SELECT * FROM bug16735660;
a
DROP TABLE bug16735660;