The Upshot? It's a Knockout: Listing 1.

The NorthwindController.Customer partial class.

Partial Public Class NorthwindController
  Inherits LinqToEntitiesDataController(Of NorthwindEntities)

  Public Function GetCustomers() As IQueryable(Of Customer)
    Return ObjectContext.Customers.OrderBy(Function(c) c.CustomerID)
  End Function

  Public Sub InsertCustomer(entity As Customer)
  End Sub

  Public Sub UpdateCustomer(entity As Customer)
  End Sub

  Public Sub DeleteCustomer(entity As Customer)
  End Sub
End Class

About the Author

Peter Vogel is a system architect and principal in PH&V Information Services. PH&V provides full-stack consulting from UX design through object modeling to database design. Peter tweets about his VSM columns with the hashtag #vogelarticles. His blog posts on user experience design can be found at

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