This is an example on how you an use stored triggers in mySQL /* test_workaround.sql */ USE test ; DROP TABLE IF EXISTS `addresses`; CREATE TABLE `addresses` ( `id` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT, `created_on` DATETIME NOT NULL DEFAULT ‘0000-00-00 00:00:00’, `updated_on` DATETIME NOT NULL DEFAULT ‘0000-00-00 00:00:00′, `mac_address` CHAR(17) NOT NULL DEFAULT ’00:16:DD:xx:xx:xx’, /* […]