private void detach_TDYOrders1(TDYOrder entity)
		{
			this.SendPropertyChanging();
			entity.Person1 = null;
		}
		private void attach_TDYOrders1(TDYOrder entity)
		{
			this.SendPropertyChanging();
			entity.Person1 = this;
		}
 partial void UpdateTDYOrder(TDYOrder instance);
 partial void DeleteTDYOrder(TDYOrder instance);
 partial void InsertTDYOrder(TDYOrder instance);