The Entity Framework (EF) in .NET 4.0 introduces the ability to interact with entities with persistence ignorance (POCOs). While this favors separation of concerns, it also means that the entities will do less because they cannot talk directly to the...

This walkthrough will demonstrate how to use the new Plain Old CLR Object (POCO) support in Entity Framework 4.0 to develop an application using Test-Driven Development (TDD). In the first release of EF, entity classes had to inherit from EntityObject...