public TblTrinhkyCollection FetchByQuery(Query qry)
        {
            var coll = new TblTrinhkyCollection();

            coll.LoadAndCloseReader(qry.ExecuteReader());
            return(coll);
        }
        public TblTrinhkyCollection FetchAll()
        {
            var coll = new TblTrinhkyCollection();
            var qry  = new Query(TblTrinhky.Schema);

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