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WCF 4.5 Multi-Layer Services Development with Entity Framework by Mike Liu

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LINQ to Entities

Now let's have a look at what LINQ to Entities is.

LINQ to Entities provides the LINQ support that enables developers to write queries against an Entity Framework conceptual model using Visual Basic or Visual C#. Queries against the Entity Framework are represented by command-tree queries, which execute against the object context. LINQ to Entities converts the LINQ queries to the command-tree queries, executes the queries against Entity Framework, and returns objects that can be used by both Entity Framework and LINQ.

LINQ to Entities allows developers to create flexible, strongly-typed queries against the EDM by using the LINQ expressions and standard LINQ query operators. To a certain degree, LINQ to Entities is similar to LINQ ...

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