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Merge chilla.local:/home/mydev/mysql-4.1-bug8283-one
into chilla.local:/home/mydev/mysql-5.0-bug8283 include/my_sys.h: Auto merged include/myisam.h: Auto merged myisam/mi_check.c: Auto merged myisam/mi_open.c: Auto merged myisam/mi_packrec.c: Auto merged myisam/sort.c: Auto merged mysql-test/t/myisam.test: Auto merged myisam/myisamdef.h: Bug#8283 - OPTIMIZE TABLE causes data loss Merge from 4.1 mysql-test/r/myisam.result: Bug#8283 - OPTIMIZE TABLE causes data loss Merge from 4.1 mysys/mf_iocache.c: Bug#8283 - OPTIMIZE TABLE causes data loss Merge from 4.1
This commit is contained in:
unknown
@ -796,6 +796,132 @@ a b
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xxxxxxxxx bbbbbb
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xxxxxxxxx bbbbbb
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DROP TABLE t1;
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SET @@myisam_repair_threads=2;
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SHOW VARIABLES LIKE 'myisam_repair%';
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Variable_name Value
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myisam_repair_threads 2
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CREATE TABLE t1 (
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`_id` int(11) NOT NULL default '0',
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`url` text,
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`email` text,
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`description` text,
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`loverlap` int(11) default NULL,
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`roverlap` int(11) default NULL,
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`lneighbor_id` int(11) default NULL,
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`rneighbor_id` int(11) default NULL,
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`length_` int(11) default NULL,
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`sequence` mediumtext,
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`name` text,
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`_obj_class` text NOT NULL,
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PRIMARY KEY (`_id`),
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UNIQUE KEY `sequence_name_index` (`name`(50)),
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KEY (`length_`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1;
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INSERT INTO t1 VALUES
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(1,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample1',''),
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(2,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample2',''),
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(3,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample3',''),
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(4,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample4',''),
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(5,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample5',''),
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(6,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample6',''),
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(7,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample7',''),
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(8,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample8',''),
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(9,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample9','');
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SELECT _id FROM t1;
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_id
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1
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2
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3
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4
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5
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6
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7
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8
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9
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DELETE FROM t1 WHERE _id < 8;
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SHOW TABLE STATUS LIKE 't1';
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Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment
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t1 MyISAM 9 Dynamic 2 # # # # 140 # # # # # #
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CHECK TABLE t1 EXTENDED;
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Table Op Msg_type Msg_text
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test.t1 check status OK
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OPTIMIZE TABLE t1;
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Table Op Msg_type Msg_text
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test.t1 optimize status OK
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CHECK TABLE t1 EXTENDED;
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Table Op Msg_type Msg_text
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test.t1 check status OK
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SHOW TABLE STATUS LIKE 't1';
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Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment
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t1 MyISAM 9 Dynamic 2 # # # # 0 # # # # # #
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SELECT _id FROM t1;
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_id
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8
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9
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DROP TABLE t1;
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CREATE TABLE t1 (
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`_id` int(11) NOT NULL default '0',
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`url` text,
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`email` text,
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`description` text,
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`loverlap` int(11) default NULL,
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`roverlap` int(11) default NULL,
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`lneighbor_id` int(11) default NULL,
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`rneighbor_id` int(11) default NULL,
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`length_` int(11) default NULL,
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`sequence` mediumtext,
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`name` text,
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`_obj_class` text NOT NULL,
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PRIMARY KEY (`_id`),
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UNIQUE KEY `sequence_name_index` (`name`(50)),
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KEY (`length_`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1;
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INSERT INTO t1 VALUES
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(1,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample1',''),
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(2,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample2',''),
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(3,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample3',''),
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(4,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample4',''),
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(5,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample5',''),
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(6,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample6',''),
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(7,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample7',''),
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(8,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample8',''),
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(9,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample9','');
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SELECT _id FROM t1;
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_id
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1
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2
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3
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4
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5
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6
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7
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8
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9
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DELETE FROM t1 WHERE _id < 8;
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SHOW TABLE STATUS LIKE 't1';
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Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment
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t1 MyISAM 9 Dynamic 2 # # # # 140 # # # # # #
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CHECK TABLE t1 EXTENDED;
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Table Op Msg_type Msg_text
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test.t1 check status OK
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REPAIR TABLE t1 QUICK;
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Table Op Msg_type Msg_text
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test.t1 repair status OK
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CHECK TABLE t1 EXTENDED;
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Table Op Msg_type Msg_text
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test.t1 check status OK
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SHOW TABLE STATUS LIKE 't1';
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Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment
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t1 MyISAM 9 Dynamic 2 # # # # 140 # # # # # #
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SELECT _id FROM t1;
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_id
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8
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9
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DROP TABLE t1;
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SET @@myisam_repair_threads=1;
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SHOW VARIABLES LIKE 'myisam_repair%';
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Variable_name Value
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myisam_repair_threads 1
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set storage_engine=MyISAM;
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drop table if exists t1,t2,t3;
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--- Testing varchar ---
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@ -755,6 +755,97 @@ SELECT * FROM t1;
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DROP TABLE t1;
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#
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# Bug#8283 - OPTIMIZE TABLE causes data loss
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#
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SET @@myisam_repair_threads=2;
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SHOW VARIABLES LIKE 'myisam_repair%';
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#
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# Test OPTIMIZE. This creates a new data file.
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CREATE TABLE t1 (
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`_id` int(11) NOT NULL default '0',
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`url` text,
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`email` text,
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`description` text,
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`loverlap` int(11) default NULL,
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`roverlap` int(11) default NULL,
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`lneighbor_id` int(11) default NULL,
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`rneighbor_id` int(11) default NULL,
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`length_` int(11) default NULL,
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`sequence` mediumtext,
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`name` text,
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`_obj_class` text NOT NULL,
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PRIMARY KEY (`_id`),
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UNIQUE KEY `sequence_name_index` (`name`(50)),
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KEY (`length_`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1;
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#
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INSERT INTO t1 VALUES
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(1,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample1',''),
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(2,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample2',''),
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(3,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample3',''),
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(4,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample4',''),
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(5,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample5',''),
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(6,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample6',''),
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(7,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample7',''),
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(8,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample8',''),
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(9,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample9','');
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#
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SELECT _id FROM t1;
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DELETE FROM t1 WHERE _id < 8;
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--replace_column 6 # 7 # 8 # 9 # 11 # 12 # 13 # 14 # 15 # 16 #
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SHOW TABLE STATUS LIKE 't1';
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CHECK TABLE t1 EXTENDED;
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OPTIMIZE TABLE t1;
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CHECK TABLE t1 EXTENDED;
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--replace_column 6 # 7 # 8 # 9 # 11 # 12 # 13 # 14 # 15 # 16 #
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SHOW TABLE STATUS LIKE 't1';
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SELECT _id FROM t1;
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DROP TABLE t1;
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#
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# Test REPAIR QUICK. This retains the old data file.
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CREATE TABLE t1 (
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`_id` int(11) NOT NULL default '0',
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`url` text,
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`email` text,
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`description` text,
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`loverlap` int(11) default NULL,
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`roverlap` int(11) default NULL,
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`lneighbor_id` int(11) default NULL,
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`rneighbor_id` int(11) default NULL,
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`length_` int(11) default NULL,
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`sequence` mediumtext,
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`name` text,
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`_obj_class` text NOT NULL,
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PRIMARY KEY (`_id`),
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UNIQUE KEY `sequence_name_index` (`name`(50)),
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KEY (`length_`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1;
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#
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INSERT INTO t1 VALUES
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(1,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample1',''),
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(2,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample2',''),
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(3,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample3',''),
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(4,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample4',''),
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(5,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample5',''),
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(6,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample6',''),
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(7,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample7',''),
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(8,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample8',''),
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(9,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'sample9','');
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#
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SELECT _id FROM t1;
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DELETE FROM t1 WHERE _id < 8;
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--replace_column 6 # 7 # 8 # 9 # 11 # 12 # 13 # 14 # 15 # 16 #
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SHOW TABLE STATUS LIKE 't1';
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CHECK TABLE t1 EXTENDED;
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REPAIR TABLE t1 QUICK;
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CHECK TABLE t1 EXTENDED;
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--replace_column 6 # 7 # 8 # 9 # 11 # 12 # 13 # 14 # 15 # 16 #
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SHOW TABLE STATUS LIKE 't1';
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SELECT _id FROM t1;
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DROP TABLE t1;
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#
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SET @@myisam_repair_threads=1;
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SHOW VARIABLES LIKE 'myisam_repair%';
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# Test varchar
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#
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