69 lines
2.0 KiB
Plaintext
69 lines
2.0 KiB
Plaintext
#
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# Test that INFORMATION_SCHEMA.TABLES.UPDATE_TIME is filled
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# correctly for InnoDB tables.
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#
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CREATE TABLE t (a INT) ENGINE=INNODB;
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ANALYZE TABLE t;
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Table Op Msg_type Msg_text
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test.t analyze status OK
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SELECT update_time FROM information_schema.tables WHERE table_name = 't';
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UPDATE_TIME
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NULL
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INSERT INTO t VALUES (1);
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ANALYZE TABLE t;
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Table Op Msg_type Msg_text
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test.t analyze status OK
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SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't'
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AND update_time IS NOT NULL OR FALSE;
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COUNT(*)
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1
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# We cant deterministically check that the saved value is correct, but
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# at least we check that it is a timestamp not older than 2 minutes.
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# Usually update_time and NOW() are equal below, but on heavily loaded
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# machines NOW() could be younger.
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SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't'
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AND TIMESTAMPDIFF(SECOND, update_time, NOW()) < 120 OR FALSE;
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COUNT(*)
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1
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SELECT COUNT(*) FROM information_schema.innodb_buffer_page
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WHERE table_name = '`test`.`t`';
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COUNT(*)
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1
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# Emptying InnoDB buffer pool: begin
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# Buffer pool size: 10485760 bytes
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# Creating and dropping a table with size: 20971520 bytes
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# Emptying InnoDB buffer pool: end
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SELECT COUNT(*) FROM information_schema.innodb_buffer_page
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WHERE table_name = '`test`.`t`';
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COUNT(*)
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0
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ANALYZE TABLE t;
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Table Op Msg_type Msg_text
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test.t analyze status OK
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SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't'
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AND update_time IS NOT NULL OR FALSE;
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COUNT(*)
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1
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# Test the behavior after restart with a prepared XA transaction
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XA START 'xatrx';
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INSERT INTO t VALUES (5);
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XA END 'xatrx';
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XA PREPARE 'xatrx';
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call mtr.add_suppression("Found 1 prepared XA transactions");
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# Kill and restart
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ANALYZE TABLE t;
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Table Op Msg_type Msg_text
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test.t analyze status OK
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SELECT update_time FROM information_schema.tables WHERE table_name = 't';
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UPDATE_TIME
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NULL
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XA COMMIT 'xatrx';
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ANALYZE TABLE t;
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Table Op Msg_type Msg_text
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test.t analyze status OK
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SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't'
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AND update_time IS NOT NULL OR FALSE;
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COUNT(*)
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1
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DROP TABLE t;
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