Table Op Msg_type Msg_text test.innodb_stats_drop_locked analyze status OK SET autocommit=0; SELECT table_name FROM mysql.innodb_table_stats WHERE table_name='innodb_stats_drop_locked' FOR UPDATE; table_name innodb_stats_drop_locked SELECT table_name FROM mysql.innodb_index_stats WHERE table_name='innodb_stats_drop_locked' FOR UPDATE; table_name innodb_stats_drop_locked innodb_stats_drop_locked innodb_stats_drop_locked innodb_stats_drop_locked innodb_stats_drop_locked innodb_stats_drop_locked innodb_stats_drop_locked ALTER TABLE innodb_stats_drop_locked DROP INDEX c_key; Warnings: Warning 1205 Unable to delete statistics for index c_key from mysql.innodb_index_stats because the rows are locked: Lock wait timeout. They can be deleted later using DELETE FROM mysql.innodb_index_stats WHERE database_name = 'test' AND table_name = 'innodb_stats_drop_locked' AND index_name = 'c_key'; SHOW CREATE TABLE innodb_stats_drop_locked; Table Create Table innodb_stats_drop_locked CREATE TABLE `innodb_stats_drop_locked` ( `c` int(11) DEFAULT NULL ) ENGINE=InnoDB DEFAULT CHARSET=latin1 STATS_PERSISTENT=1 DROP TABLE innodb_stats_drop_locked; SHOW TABLES; Tables_in_test COMMIT; SELECT table_name FROM mysql.innodb_table_stats WHERE table_name='innodb_stats_drop_locked'; table_name innodb_stats_drop_locked SELECT table_name FROM mysql.innodb_index_stats WHERE table_name='innodb_stats_drop_locked'; table_name innodb_stats_drop_locked innodb_stats_drop_locked innodb_stats_drop_locked innodb_stats_drop_locked innodb_stats_drop_locked innodb_stats_drop_locked innodb_stats_drop_locked