Chapter 2 introduced you to the different ways an EDM (Entity Data Model) can be created. Regardless of the method that was used to create the model (generate from a database, start with an empty designer or through POCO), you should have begun to see the purpose of the EDM, such as how it lets developers work on a data model conceptually instead of directly. We talked a lot in the first chapter about how the EDM “bridges the gap” between the application and the data, and by this point you should begin to see how the EDM does that.
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