partial void UpdateOrder(Order instance);
 partial void DeleteOrder(Order instance);
 partial void InsertOrder(Order instance);
		private void detach_Orders(Order entity)
		{
			this.SendPropertyChanging();
			entity.Shipper = null;
		}
		private void attach_Orders(Order entity)
		{
			this.SendPropertyChanging();
			entity.Shipper = this;
		}
		private void detach_Orders(Order entity)
		{
			this.SendPropertyChanging();
			entity.Employee = null;
		}
		private void attach_Orders(Order entity)
		{
			this.SendPropertyChanging();
			entity.Employee = this;
		}