partial void DeleteCard(Card instance);
 partial void UpdateCard(Card instance);
		private void detach_Cards(Card entity)
		{
			this.SendPropertyChanging();
			entity.CardType = null;
		}
 partial void InsertCard(Card instance);
		private void attach_Cards(Card entity)
		{
			this.SendPropertyChanging();
			entity.CardType = this;
		}