Chapter 15. Querying Data in the Framework

After completing this chapter, you will be able to:

  • Describe the Entity SQL language and its purpose

  • Create basic queries using Entity SQL

  • Use the Entity Provider to access data based in an entity model

The Entity Framework (EF) is a markedly different way of interacting with data traditionally found in relational databases and similar external data stores. With its focus on coercing everything into .NET objects, it brings a familiarity to the data management process. But for those who are used to retrieving data through databases such as SQL Server and their SQL-based data query languages, moving to an object-centric paradigm doesn’t necessarily feel like an improvement.

Fortunately, the Entity Framework ...

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