DELIMITER $$
CREATE OR REPLACE DEFINER=`vn`@`localhost` PROCEDURE `vn`.`entry_checkPackaging`(vEntryFk INT)
BEGIN
/**
 * Comprueba que los campos package y packaging no sean nulos
 * 
 * @param vEntryFk Id de entrada
 */
	DECLARE vpackageOrPackingNull INT;

	SELECT count(*) INTO vpackageOrPackingNull
		FROM buy b
		WHERE b.entryFk = vEntryFk
			AND (b.packing IS NULL OR b.packagingFk IS NULL);

	IF vpackageOrPackingNull THEN
		CALL util.throw("packageOrPackingNull");
	END IF;
END$$
DELIMITER ;