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

DELIMITER $$
CREATE OR REPLACE DEFINER=`vn`@`localhost` PROCEDURE `vn`.`buy_updatePacking`(vWarehouseFk INT, vItemFk INT, vPacking INT)
BEGIN
/**
 * Actualiza packing 
 *
 * @param vWarehouseFk warehouse del item
 * @param vItemFk id del item
 * @param vPacking packing a actualizar
 */
	CALL buy_getUltimate(vItemFk, vWarehouseFk, util.VN_CURDATE());

	UPDATE buy b
			JOIN tmp.buyUltimate bu ON b.id = bu.buyFk
		SET b.packing = vPacking 
		WHERE bu.warehouseFk = vWarehouseFk 
			AND bu.itemFk = vItemFk;

	DROP TEMPORARY TABLE tmp.buyUltimate;

END$$
DELIMITER ;