salix/db/routines/vn/triggers/roadmap_beforeUpdate.sql

DELIMITER $$
CREATE OR REPLACE DEFINER=`vn`@`localhost` TRIGGER `vn`.`roadmap_beforeUpdate`
	BEFORE UPDATE ON `roadmap`
	FOR EACH ROW
BEGIN
	SET NEW.editorFk = account.myUser_getId();
	IF NEW.etd > NEW.eta THEN
		CALL util.throw('Departure time can not be after arrival time');
	END IF;
	SET NEW.name = UCASE(NEW.name);
	IF NOT (NEW.`trailerPlate` <=> OLD.`trailerPlate`) THEN
		SET NEW.m3 = (SELECT m3 FROM vehicle WHERE numberPlate = NEW.trailerPlate);
	END IF;
END$$
DELIMITER ;