sample code post - DB Broker

public int ObrisiSveZaUslov(IGhost ighost)
      {
          string upit = "DELETE *" +
                        " FROM " + ighost.ImeObjekta +
                        " WHERE " + ighost.UslovZaNalazenjeSlogova;

          var komanda = new OleDbCommand(upit, konekcija, transakcija);

          try
          {
              return komanda.ExecuteNonQuery();
          }
          catch (Exception)
          {
              throw new Exception("Greska u radu sa bazom! Brisanje po uslovu");
          }
      }

пример методе DBBroker-a.