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Entity Framework Tutorial - Second Edition by Joydip Kanjilal

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Entity Framework architectural components

Entity Framework comprises the following components:

  • The Entity Data Model
  • LINQ to Entities
  • Entity Client
  • Entity SQL
  • The Object Services Layer

Note that the Conceptual Model Layer, Mapping Layer, and Logical Model Layer are all parts of the EDM. The following image illustrates the layers of the ADO.NET Entity Framework and how they are related to each other:

Entity Framework architectural components

ADO.NET Entity Framework: the architectural components

We will now discuss each of the components of the Entity Framework technology stack in the following sections.

The Entity Data Model

The Entity Data Model (EDM), an extended entity relationship model, is ...

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