salix/db/routines/vn2008/triggers/agency_hour_afterUpdate.sql

19 lines
551 B
SQL

DELIMITER $$
CREATE OR REPLACE DEFINER=`root`@`localhost` TRIGGER `vn2008`.`agency_hour_afterUpdate`
AFTER UPDATE ON `agency_hour`
FOR EACH ROW
BEGIN
DECLARE vAlreadyExists BOOLEAN DEFAULT FALSE;
SELECT COUNT(*) INTO vAlreadyExists
FROM vn2008.agency_hour
WHERE NEW.week_day <=> week_day AND NEW.province_id <=> province_id
AND NEW.warehouse_id <=> warehouse_id AND NEW.max_hour <=> max_hour
AND NEW.agency_id <=> agency_id;
IF vAlreadyExists > 1 THEN
CALL util.throw('ALREADY_EXISTS');
END IF;
END$$
DELIMITER ;