partial void DeleteSalesOrderDetail(SalesOrderDetail instance);
 partial void UpdateSalesOrderDetail(SalesOrderDetail instance);
		private void detach_SalesOrderDetails(SalesOrderDetail entity)
		{
			this.SendPropertyChanging();
			entity.Product = null;
		}
 partial void InsertSalesOrderDetail(SalesOrderDetail instance);
		private void attach_SalesOrderDetails(SalesOrderDetail entity)
		{
			this.SendPropertyChanging();
			entity.SalesOrderHeader = this;
		}