private void detach_ZNodeCategoryNodes(ZNodeCategoryNode entity)
		{
			this.SendPropertyChanging();
			entity.ZNodeCategoryNode1 = null;
		}
 partial void UpdateZNodeCategoryNode(ZNodeCategoryNode instance);
 partial void DeleteZNodeCategoryNode(ZNodeCategoryNode instance);
 partial void InsertZNodeCategoryNode(ZNodeCategoryNode instance);