--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Demo/Asp.Net/ObjectModel/OrderLineItem.cs	Thu Mar 27 21:46:09 2014 +0400
@@ -0,0 +1,22 @@
+using System;
+
+using BLToolkit.Common;
+using BLToolkit.DataAccess;
+using BLToolkit.Mapping;
+
+namespace PetShop.ObjectModel
+{
+	[Serializable]
+	[TableName("LineItem")]
+	public class OrderLineItem : EntityBase
+	{
+		[MapField("OrderId"), PrimaryKey(1)] public int     OrderID;
+		[MapField("LineNum"), PrimaryKey(2)] public int     Line;
+
+		[MapField("ItemId")]                 public string  ItemID;
+		                                     public int     Quantity;
+		[MapField("UnitPrice")]              public decimal Price;
+
+		[MapIgnore] public decimal Subtotal { get { return Quantity * Price; } }
+	}
+}