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# # Test creating a persistent stats table on nonexistent or corrupted # persistent storage # -- source include/have_innodb.inc # Various sizes printed in this test depend on the page size and the # functionality tested here is not related to the page size, so we only # test with 16k page size. -- source include/have_innodb_16k.inc --disable_query_log call mtr.add_suppression("\\[ERROR\\] InnoDB: Table `mysql`.`innodb_index_stats` not found"); call mtr.add_suppression("\\[ERROR\\] InnoDB: Fetch of persistent statistics requested for table"); --enable_query_log -- vertical_results # corrupt the persistent storage ALTER TABLE mysql.innodb_index_stats RENAME TO mysql.innodb_index_stats_; CREATE TABLE test_ps_create_on_corrupted (a INT, PRIMARY KEY (a)) ENGINE=INNODB STATS_PERSISTENT=1; # check the stats (should have been generated using the old transient stats # method) SELECT seq_in_index, column_name, cardinality FROM information_schema.statistics WHERE table_name = 'test_ps_create_on_corrupted' ORDER BY index_name, seq_in_index; SELECT table_rows, avg_row_length, max_data_length, index_length FROM information_schema.tables WHERE table_name = 'test_ps_create_on_corrupted'; # restore the persistent storage ALTER TABLE mysql.innodb_index_stats_ RENAME TO mysql.innodb_index_stats; DROP TABLE test_ps_create_on_corrupted;