private void detach_TBoleta(TBoleta entity)
 {
     this.SendPropertyChanging();
     entity.TCliente = null;
 }
 partial void DeleteTBoleta(TBoleta instance);
 partial void InsertTBoleta(TBoleta instance);
 partial void UpdateTBoleta(TBoleta instance);
 private void attach_TBoleta(TBoleta entity)
 {
     this.SendPropertyChanging();
     entity.TVendedor = this;
 }