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Ferdev/gist:517559

Created August 10, 2010 16:39
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gistfile1.sql
update named_areas as na SET area_protected = (
select
ST_Area(ST_Intersection(ST_Union(pa.the_geom), temp.the_geom))
from named_areas_protected_areas as napa, protected_areas as pa, (select id from named_areas where id=na.id) as temp
where napa.protected_area_id=pa.id AND named_area_id AND named_area_id = temp.id )
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