relationships

Model followers and following on a single User entity in EF Core 11: what the convention builds, why SQL Server quietly turns one join foreign key into ClientCascade, how to map an explicit Follow join entity with a timestamp, and how to delete a user without error 547 or 1785.

A shadow property is a column EF Core tracks without a matching CLR property. Here is why EF Core 11 creates them (missing FK properties, misnamed FKs, type mismatches, split relationships), how to spot the BlogId1 kind in a migration, how to fix each cause, and how to use shadow properties on purpose.