After completing the chapter, you will be able to
Use the Entity Framework to create an entity model that can retrieve and modify information held in a database.
Create a WCF Data Service that provides remote access to a database through an entity model.
Fetch data from a remote database by using a data service.
Insert, update, and delete data in a remote database by using a data service.
In Chapter 26, you learned how to implement the Model-View-ViewModel (MVVM) pattern. You saw how to separate the business logic of an application from the user interface by using a ViewModel class that provided access to the data in the model and that implemented commands the user interface could use to ...