Ver originalDELIMITER $$ DROP PROCEDURE IF EXISTS `getRule` $$CREATE DEFINER=`root`@`localhost` PROCEDURE `getRule`(in idrule integer)BEGIN IF(select * from preguntas where (idreglas = idrule)); THENEND IF; IF(select * from normales where (idreglas = idrule)); THENEND IF; IF(select * from juegos where (idreglas = idrule)); THENEND IF; IF(select * from valores where (idreglas = idrule)); THENEND IF; END $$ DELIMITER ;