Entity Framework 5 performance improvements for testable applications

    Earlier this year I wrote a series of posts about how to automate Entity Framework(EF) testing but since then a lot of things happened: EF 5 was released, it was made open source and Microsoft has published an in-depth article about performance tweaks for older versions of EF and performance improvements in EF 5. Following these events I can now expand my previous post and address an important performance consideration around the EF testable interface that I described earlier.

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