private void detach_Campos2(Campos entity)
 {
     this.SendPropertyChanging();
     entity.Campos1 = null;
 }
 private void attach_Campos2(Campos entity)
 {
     this.SendPropertyChanging();
     entity.Campos1 = this;
 }
 partial void UpdateCampos(Campos instance);
 partial void DeleteCampos(Campos instance);
 partial void InsertCampos(Campos instance);