2016-10-28 13:21:08 +02:00

10 lines
333 B
SQL

DO $$
BEGIN
IF NOT EXISTS (SELECT 1 FROM pg_type WHERE typname = 'place_subclass') THEN
CREATE TYPE place_subclass AS ENUM ('city', 'town', 'village', 'hamlet', 'suburb', 'neighbourhood', 'isolated_dwelling');
END IF;
END
$$;
ALTER TABLE osm_place_point ALTER COLUMN place TYPE place_subclass USING place::place_subclass;