 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
 
 
-DROP TABLE IF EXISTS `FeatureDefault`;
-CREATE TABLE `FeatureDefault` (
-  `FeatureID` bigint(20) unsigned NOT NULL,
-  `DefaultItemID` bigint(20) unsigned NOT NULL,
-  `Value` bigint(20) DEFAULT NULL,
-  PRIMARY KEY (`FeatureID`,`DefaultItemID`)
-) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
-
-
-DROP TABLE IF EXISTS `Item`;
 CREATE TABLE `Item` (
   `ItemID` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
   `ItemCode` bigint(20) unsigned NOT NULL,
+  `IsDefault` tinyint(1) NOT NULL,
   `Type` int(11) DEFAULT NULL,
   `Brand` text COLLATE utf8mb4_unicode_ci,
   `Model` text COLLATE utf8mb4_unicode_ci,

) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;


DROP TABLE IF EXISTS `Modification`;
CREATE TABLE `Modification` (
  `ModificationID` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
  `UserID` bigint(20) unsigned NOT NULL,

) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;


CREATE TABLE `ItemModification` (
  `ModificationID` bigint(20) unsigned NOT NULL,
  `ItemID` bigint(20) unsigned NOT NULL,
