-- 5 rows qualify 
--
-- To work around the lack of statistics gathering functions in the
-- spatial blade be sure to run:
--	return trace('Xfunc.1');
--
select poi.name from points poi, polygons p
 where (pt_make_poly(poi.location) ^ p.location) and
       p.landuse = 91 and
       not exists (select oid from islands i
                   where (pt_make_poly(poi.location) ^ i.location));
