DELIMITER $$
CREATE OR REPLACE DEFINER=`vn`@`localhost` FUNCTION `vn`.`ticketTotalVolumeBoxes`(vTicketId INT)
	RETURNS decimal(10,1)
	DETERMINISTIC
BEGIN

/* 
 *  Devuelve el volumen estimado del ticket sumado, en cajas
 *
 *	vTicketId Numero de ticket
 *	
 */

	DECLARE vVolumeBoxM3 DOUBLE;
    DECLARE vTicketTotalVolumeBoxes DECIMAL(10,1);
    DECLARE vVnBoxId VARCHAR(10) DEFAULT '94';
    
    SELECT volume / 1000000 INTO vVolumeBoxM3 FROM packaging WHERE id = vVnBoxId;
    
    SET vTicketTotalVolumeBoxes = ticketTotalVolume(vTicketId) / vVolumeBoxM3;
    
    RETURN vTicketTotalVolumeBoxes;

END$$
DELIMITER ;