public static Summary_of_Sales_by_Year CreateSummary_of_Sales_by_Year(int orderID)
{
Summary_of_Sales_by_Year summary_of_Sales_by_Year = new Summary_of_Sales_by_Year();
summary_of_Sales_by_Year.OrderID = orderID;
return summary_of_Sales_by_Year;
}
public void AddToSummary_of_Sales_by_Years(Summary_of_Sales_by_Year summary_of_Sales_by_Year)
{
base.AddObject("Summary_of_Sales_by_Years", summary_of_Sales_by_Year);
}