Insert if not Exist based on property compare and fetch identity if exists · Issue #648 · borisdj/EFCore.BulkExtensions · GitHub
![c# - EF Core (.NET 6.0) foreign key constraint insert fails (but related record exists) - Stack Overflow c# - EF Core (.NET 6.0) foreign key constraint insert fails (but related record exists) - Stack Overflow](https://i.stack.imgur.com/1uMxg.png)
c# - EF Core (.NET 6.0) foreign key constraint insert fails (but related record exists) - Stack Overflow
EF Core database insert fails when table has a SQL INSTEAD OF trigger · Issue #12064 · dotnet/efcore · GitHub
![DatabaseFacade.EnsureCreated throws 'MySqlDbException' · Issue #892 · PomeloFoundation/Pomelo.EntityFrameworkCore.MySql · GitHub DatabaseFacade.EnsureCreated throws 'MySqlDbException' · Issue #892 · PomeloFoundation/Pomelo.EntityFrameworkCore.MySql · GitHub](https://user-images.githubusercontent.com/20787265/67509667-1357f600-f6c6-11e9-800a-712954c29c43.png)