partial void DeleteTelefon(Telefon instance);
partial void UpdateTelefon(Telefon instance);
private void detach_Telefons(Telefon entity) { this.SendPropertyChanging(); entity.Kontakt = null; }
partial void InsertTelefon(Telefon instance);
private void attach_Telefons(Telefon entity) { this.SendPropertyChanging(); entity.Kontakt = this; }