How to turn on identity-insert in .net core

Question

I made a few tables in EF and entered in some seed data where I give value to a few columns with a primary key. When I run the application I am getting the error message: <

Answer 1

In order to add related entities with an object graph using the DbContext I used a DbCommandInterceptor which automatically sets INSERT_IDENTITY ON for the table in question and then OFF after the insert. This works with IDs manually set and DbContext.SaveChanges. I used it in my integration tests but after a performance optimization maybe it could be suitable for production code in some cases. Here is my answer to a similar SO question which explains the details.