Previous versions of Entity Framework Core doesn't support database level grouping and LINQ GroupBy is translated locally. Entity Framework Core 2.1 translates LINQ GroupBy to database query in most of cases. Here is the example. To illustrate GroupBy translation, I'm using database and some code from my multitenant ASP.NET Core sample solution. There is simple database with two entities not related to ASP.NET Identity.


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database,asp.net,entity framework,core 2.1,grouping