EF Core 3: "Lambda expression used inside Include is not valid" with inherited entity property · Issue #18248 · dotnet/efcore · GitHub
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c# - EF Core 5.0.4 - Eager Loading via Include() does not work after upgrade from core 3.1 - Stack Overflow
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c# - Entity Framework Core how to list one to many from many to many from a model without using Include().ThenInclude() - Stack Overflow
![Include not loading collections on queries containing sub-queries · Issue #19457 · dotnet/efcore · GitHub Include not loading collections on queries containing sub-queries · Issue #19457 · dotnet/efcore · GitHub](https://user-images.githubusercontent.com/1112636/71652820-75e8f600-2cf6-11ea-9aaa-38a47eb16c25.png)
Include not loading collections on queries containing sub-queries · Issue #19457 · dotnet/efcore · GitHub
![C# Guide - C#, Asp.Net, MVC, LINQ, jQuery and SharePoint Resources: EF Core Joining tables with Include C# Guide - C#, Asp.Net, MVC, LINQ, jQuery and SharePoint Resources: EF Core Joining tables with Include](https://1.bp.blogspot.com/-ICjgRSxR4B0/XXT8MGDo6uI/AAAAAAAAGvI/JFjGHV_IRCgn50PUX8HHS2NR2xee-3IdQCLcBGAs/s1600/EF%2BCore%2BForeign%2BKey%2BRelation.png)