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

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

            coll.LoadAndCloseReader(qry.ExecuteReader());
            return(coll);
        }
        public AvailabilityCollection FetchByID(object Id)
        {
            AvailabilityCollection coll = new AvailabilityCollection().Where("id", Id).Load();

            return(coll);
        }