DELIMITER $$
CREATE OR REPLACE DEFINER=`root`@`localhost` FUNCTION `vn2008`.`nz`(dblCANTIDAD DOUBLE)
RETURNS double
DETERMINISTIC
BEGIN
DECLARE dblRESULT DOUBLE;
SET dblRESULT = IFNULL(dblCANTIDAD,0);
RETURN dblRESULT;
END$$
DELIMITER ;