ALTER TABLE `profile` DROP INDEX `pub_keywords` ; ALTER TABLE `profile` DROP INDEX `prv_keywords` ; ALTER TABLE `item` DROP INDEX `title` ; ALTER TABLE `item` DROP INDEX `body` ; ALTER TABLE `item` DROP INDEX `allow_cid` ; ALTER TABLE `item` DROP INDEX `allow_gid` ; ALTER TABLE `item` DROP INDEX `deny_cid` ; ALTER TABLE `item` DROP INDEX `deny_gid` ; ALTER TABLE `item` DROP INDEX `tag` ; ALTER TABLE `item` DROP INDEX `file` ; SELECT CONCAT('ALTER TABLE ',table_schema,'.',table_name,' engine=InnoDB;') FROM information_schema.tables WHERE engine = 'MyISAM';