Files
data-services/geocoder/postal-codes/sql/geocoder.sql
2014-08-21 15:20:17 -04:00

28 lines
923 B
PL/PgSQL

--SELECT (geocode_postalcode_polygons(Array['10013','G9H','03782'], Array['USA', 'Canada', 'US'])).*
CREATE OR REPLACE FUNCTION geocode_postalcode_polygons(code text[], inputcountries text[])
RETURNS SETOF geocode_namedplace_country_v1 AS $$
DECLARE
ret geocode_namedplace_country_v1%rowtype;
BEGIN
FOR ret IN
SELECT
q, c, geom, CASE WHEN geom IS NULL THEN FALSE ELSE TRUE END AS success
FROM (
SELECT
q, c, (
SELECT the_geom
FROM postal_code_polygons
WHERE postal_code = upper(d.q)
AND adm0_a3 = (
SELECT adm0_a3 FROM admin0_synonyms WHERE name_ = lower(regexp_replace(d.c, '[^a-zA-Z\u00C0-\u00ff]+', '', 'g'))::text LIMIT 1
)
) geom
FROM (SELECT unnest(code) q, unnest(inputcountries) c) d
) v
LOOP
RETURN NEXT ret;
END LOOP;
RETURN;
END
$$ LANGUAGE 'plpgsql' SECURITY DEFINER;