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The Entity Framework has advanced significantly over the last few years. A little over a year ago... The Entity Framework has advanced significantly over the last few years. A little over a year ago we released EF 4.1, which introduced the new DbContext API and EF "Code First" support. Earlier this year we delivered EF 4.3, which provides Code First Migration support that enables developers to easily evolve database schema in a code optimized way. And we are now in the final stages of wrapping