salix/db/routines/vn/procedures/ticket_setVolume.sql

DELIMITER $$
CREATE OR REPLACE DEFINER=`root`@`localhost` PROCEDURE `vn`.`ticket_setVolume`(
	vSelf INT
)
BEGIN
/**
 * Update the volume ticket.
 * 
 * @param vSelf Ticket id
 */
	DECLARE vVolume DECIMAL(10,6);

	SELECT SUM(s.quantity * ic.cm3delivery / 1000000) INTO vVolume
		FROM sale s
			JOIN ticket t ON t.id = s.ticketFk
			JOIN itemCost ic ON ic.itemFk = s.itemFk
				AND ic.warehouseFk = t.warehouseFk
		WHERE t.id = vSelf;

	UPDATE ticket
		SET volume = vVolume
		WHERE id = vSelf;
END$$
DELIMITER ;