using back.DataModels; using Microsoft.EntityFrameworkCore; namespace back.persistance.data.relations; public class PhotoRelationEstablisher : IRelationEstablisher { public void EstablishRelation(ModelBuilder modelBuilder) { modelBuilder.Entity(entity => { entity.HasOne(d => d.SocialMedia).WithMany(p => p.People).HasForeignKey(d => d.SocialMediaId); }); } }