DELIMITER $$
CREATE OR REPLACE DEFINER=`root`@`localhost` TRIGGER `vn`.`country_afterUpdate`
	AFTER UPDATE ON `country`
	FOR EACH ROW
BEGIN
	IF !(OLD.country <=> NEW.country) THEN
		UPDATE zoneGeo SET `name` = NEW.country
			WHERE id = NEW.geoFk;
	END IF;
END$$
DELIMITER ;
