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6a3fbfdb2d
Let simplify the test. The update_time is stored in the table metadata (dict_table_t); it has nothing to do with buffer pool page eviction or replacement.
48 lines
1.4 KiB
Text
48 lines
1.4 KiB
Text
###################################################################
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-- echo #
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-- echo # Test that INFORMATION_SCHEMA.TABLES.UPDATE_TIME is filled
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-- echo # correctly for InnoDB tables.
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-- echo #
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-- source include/have_innodb.inc
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# restart does not work with embedded
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-- source include/not_embedded.inc
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CREATE TABLE t (a INT) ENGINE=INNODB STATS_PERSISTENT=0;
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SELECT update_time FROM information_schema.tables WHERE table_name = 't';
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INSERT INTO t VALUES (1);
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SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't'
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AND update_time IS NOT NULL;
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-- echo # We cant deterministically check that the saved value is correct, but
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-- echo # at least we check that it is a timestamp not older than 2 minutes.
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-- echo # Usually update_time and NOW() are equal below, but on heavily loaded
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-- echo # 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;
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-- echo # Test the behavior after restart with a prepared XA transaction
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XA START 'xatrx';
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DELETE FROM t;
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XA END 'xatrx';
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XA PREPARE 'xatrx';
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CONNECT (con1,localhost,root,,);
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call mtr.add_suppression("Found 1 prepared XA transactions");
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FLUSH TABLES;
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--let $shutdown_timeout=0
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--source include/restart_mysqld.inc
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SELECT update_time FROM information_schema.tables WHERE table_name = 't';
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XA COMMIT 'xatrx';
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SELECT COUNT(update_time) FROM information_schema.tables WHERE table_name='t';
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DROP TABLE t;
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