Complete system for getting + saving Product Categories with new database, server, and client architecture.

static/MySQL/3233_tri_Shop_Discount.sql

@@ -12,10 +12,10 @@ CREATE TRIGGER before_insert_Shop_Discount
 BEFORE INSERT ON Shop_Discount
 FOR EACH ROW
 BEGIN
-	SET NEW.created_on = NOW();
-    SET NEW.created_by = CURRENT_USER();
+	SET NEW.created_on := IFNULL(NEW.created_on, NOW());
+    SET NEW.created_by := IFNULL(NEW.created_by, IFNULL((SELECT id_user FROM Shop_User WHERE firstname = CURRENT_USER()), -1));
 END //
-DELIMITER ;
+DELIMITER ;;
 
 DELIMITER //
 CREATE TRIGGER before_update_Shop_Discount
@@ -79,5 +79,5 @@ BEGIN
 		WHERE NOT OLD.active <=> NEW.active
     ;
 END //
-DELIMITER ;
+DELIMITER ;;