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################################################################### -- echo # -- echo # Test that INFORMATION_SCHEMA.TABLES.UPDATE_TIME is filled -- echo # correctly for InnoDB tables. -- echo # -- source include/have_innodb.inc -- source include/have_innodb_max_16k.inc # restart does not work with embedded -- source include/not_embedded.inc CREATE TABLE t (a INT) ENGINE=INNODB; SELECT update_time FROM information_schema.tables WHERE table_name = 't'; INSERT INTO t VALUES (1); SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't' AND update_time IS NOT NULL; -- echo # We cant deterministically check that the saved value is correct, but -- echo # at least we check that it is a timestamp not older than 2 minutes. -- echo # Usually update_time and NOW() are equal below, but on heavily loaded -- echo # machines NOW() could be younger. SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't' AND TIMESTAMPDIFF(SECOND, update_time, NOW()) < 120; CREATE TABLE big (a TEXT) ENGINE=INNODB; SELECT COUNT(*) FROM information_schema.innodb_buffer_page WHERE table_name = '`test`.`t`'; # evict table 't' by inserting as much data as the BP size itself -- echo # INSERT lots of data in table 'big': begin -- disable_query_log BEGIN; -- let $i = 10240 while ($i) { INSERT INTO big VALUES (REPEAT('a', 1024)); dec $i; } COMMIT; -- enable_query_log -- echo # INSERT lots of data in table 'big': end # confirm that table 't' has been evicted SELECT COUNT(*) FROM information_schema.innodb_buffer_page WHERE table_name = '`test`.`t`'; # The result from this query will change once update_time becomes persistent # (WL#6917). SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't' AND update_time IS NOT NULL; DROP TABLE big; -- echo # Test the behavior after restart with a prepared XA transaction XA START 'xatrx'; INSERT INTO t VALUES (5); XA END 'xatrx'; XA PREPARE 'xatrx'; CONNECT (con1,localhost,root,,); CONNECTION con1; call mtr.add_suppression("Found 1 prepared XA transactions"); --source include/kill_and_restart_mysqld.inc SELECT update_time FROM information_schema.tables WHERE table_name = 't'; XA COMMIT 'xatrx'; SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't' AND update_time IS NOT NULL; DROP TABLE t;