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

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

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