DELIMITER $$
CREATE OR REPLACE DEFINER=`vn`@`localhost` TRIGGER `vn`.`sharingCart_beforeDelete`
	BEFORE DELETE ON `sharingCart`
	FOR EACH ROW
BEGIN
	DELETE sc FROM sharingCartDaily sc  
		WHERE sc.dated BETWEEN OLD.started AND OLD.ended AND 
			  sc.ownerFk = OLD.workerFk AND 
			  sc.substituteFk = OLD.workerSubstitute;
END$$
DELIMITER ;