public PnTransaccionCertificadoCollection FetchByQuery(Query qry)
        {
            PnTransaccionCertificadoCollection coll = new PnTransaccionCertificadoCollection();

            coll.LoadAndCloseReader(qry.ExecuteReader());
            return(coll);
        }
        public PnTransaccionCertificadoCollection FetchAll()
        {
            PnTransaccionCertificadoCollection coll = new PnTransaccionCertificadoCollection();
            Query qry = new Query(PnTransaccionCertificado.Schema);

            coll.LoadAndCloseReader(qry.ExecuteReader());
            return(coll);
        }