private void detach_FilmDetails(FilmDetail entity)
 {
     this.SendPropertyChanging();
     entity.Producer = null;
 }
 private void attach_FilmDetails(FilmDetail entity)
 {
     this.SendPropertyChanging();
     entity.Movie = this;
 }
 partial void UpdateFilmDetail(FilmDetail instance);
 partial void DeleteFilmDetail(FilmDetail instance);
 partial void InsertFilmDetail(FilmDetail instance);