Index: trunk/core/units/category_items/category_items_dbitem.php
===================================================================
diff -u -N
--- trunk/core/units/category_items/category_items_dbitem.php	(revision 0)
+++ trunk/core/units/category_items/category_items_dbitem.php	(revision 1566)
@@ -0,0 +1,36 @@
+<?php
+
+	class CategoryItems_DBItem extends kDBItem 
+	{
+	
+		
+		/**
+		* Returns part of SQL WHERE clause identifing the record, ex. id = 25
+		*
+		* @access public
+		* @param string $method Child class may want to know who called GetKeyClause, Load(), Update(), Delete() send its names as method
+		* @return void
+		* @see kDBItem::Load()
+		* @see kDBItem::Update()
+		* @see kDBItem::Delete()
+		*/
+		function GetKeyClause($method=null)
+		{
+			$table_info = $this->getLinkedInfo();
+			return '(CategoryId='.$this->ID.' AND '.$table_info['ForeignKey'].'='.$table_info['ParentId'].')';
+		}
+		
+		/**
+		 * Generate and set new temporary id
+		 *
+		 * @access private
+		 */
+		function setTempID()
+		{
+			// don't set temp id for this item
+		}
+		
+	}
+
+
+?>
\ No newline at end of file