DELIMITER $$
CREATE OR REPLACE DEFINER=`vn`@`localhost` PROCEDURE `vn`.`makePCSGraf`(vDated DATE)
BEGIN


	DECLARE vHour INT DEFAULT 0;
    DECLARE vMinute INT DEFAULT 0;
    DECLARE vBoxes INT;

    
    DROP TEMPORARY TABLE IF EXISTS vn.pcsDay;
	CREATE TEMPORARY TABLE vn.pcsDay
		SELECT 0 as hh, 0 as mm, 0 as boxes;
   
   -- Creamos una tabla soporte para acumular las cajas a lo largo del dia
	WHILE vHour < 24 DO
    
		WHILE vMinute < 59 DO
        
			SET vMinute = vMinute + 1;
            
			INSERT INTO vn.pcsDay(hh,mm) VALUES(vHour, vMinute);
        
        END WHILE;
        
        SET vMinute = -1;
        SET vHour = vHour + 1;
    
    END WHILE;
    
    -- Acumulamos
    UPDATE vn.pcsDay pd
		LEFT JOIN (SELECT * FROM vn.pcs_graf WHERE dia = vDated) pg USING(hh,mm)
        SET pd.boxes = pd.boxes + pg.box;
    
	SELECT * FROM vn.pcsDay;
    
END$$
DELIMITER ;
