With the release of .NET Framework 4.5 and Visual Studio 2012, a new version of ADO.NET Entity Framework 5.0 was introduced. This article will introduce you to the ADO.NET Entity Framework 5.0 data model, also known as the Entity Data Model (EDM).
EDM is Microsoft’s way of implementing object-relational mapping (ORM). ORM is a way of processing and mapping relational data into a collection of objects, called entities. You will learn more about it, including the advantages of this approach, in this article.
In this article, I’ll cover the following:
•Understanding ADO.NET Entity Framework 5.0
•Understanding the Entity Data Model
•Working with the Entity Data Model