There are some new operations in .Net 4 Entity Framework, this a quick example of each working with VistaDB 4 and Visual Studio 2010.

These changes were mostly made to bring LINQ to Entities inline with the other LINQ providers in .Net Of the list below I think that Single() was the one that most people were confused about because if you used it you would get weird errors that didn’t make a lot of sense.

For a complete list of LINQ to Entities operators visit the Supported and Unsupported LINQ Method...
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