partial void DeleteGame(Game instance);
 partial void UpdateGame(Game instance);
		private void detach_Games(Game entity)
		{
			this.SendPropertyChanging();
			entity.GameCatelogy = null;
		}
 partial void InsertGame(Game instance);
		private void attach_Games(Game entity)
		{
			this.SendPropertyChanging();
			entity.GameCatelogy = this;
		}