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

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

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