#眉標=ADO.NET Entity #副標=ADO.NET Entity Framework運作機制(1) #大標=什麼是ADO.NET Entity Framework? #作者=文/圖 黃忠成 ============= 程式1 Module Module1 Sub Main() Dim context As New NorthwindModel.NorthwindEntities() Dim result = From s1 In context.Customers Select s1 For Each item In result Console.WriteLine(item.CustomerID) Next Console.ReadLine() End Sub End Module================ ============= 下載及安裝 * ADO.NET Entity Framework Beta 3,下載網址: http://www.microsoft.com/downloads/details.aspx?FamilyId=15DB9989-1621-444D-9B18-D1A04A21B519&displaylang=en * 除了上述的SDK,還需另一個安裝程式,下載網址: http://www.microsoft.com/downloads/details.aspx?FamilyId=D8AE4404-8E05-41FC-94C8-C73D9E238F82&displaylang=en * 以視覺化工具來設計Entity Data Model,需事先安裝一個Visual Studio 2008的Hot Fix,下載網址: http://go.microsoft.com/fwlink/?LinkID=104985 ================