Separate Data Design from Storage Schema
Most business applications rely on data that is stored in relational databases. Databases have a well-known structure of tables, columns, and relationships. This structure makes for a nice storage and reporting mechanism. However, the needs of an object-oriented, .NET developer and the database technology are often mismatched. The object developer thinks in terms of objects, properties, methods, relationships, encapsulation, and the like. A lot of time is spent (and a lot of code is written) to convert data from a database into an object-oriented structure and back again.
Visual Studio provides the Entity Data Model (EDM) as a means for mapping objects to database schemas. The EDM and Entity Framework ...
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