CREATE EXTENSION IF NOT EXISTS postgis;
CREATE EXTENSION IF NOT EXISTS hstore;

CREATE OR REPLACE VIEW poi_supermarkten AS
SELECT
  osm_id,
  COALESCE(NULLIF(name, ''), NULLIF(brand, ''), 'Supermarkt') AS name,
  'supermarkt'::text AS category,
  shop,
  amenity,
  brand,
  operator,
  way AS geom
FROM planet_osm_point
WHERE shop = 'supermarket'
UNION ALL
SELECT
  osm_id,
  COALESCE(NULLIF(name, ''), NULLIF(brand, ''), 'Supermarkt') AS name,
  'supermarkt'::text AS category,
  shop,
  amenity,
  brand,
  operator,
  ST_PointOnSurface(way) AS geom
FROM planet_osm_polygon
WHERE shop = 'supermarket';

CREATE OR REPLACE VIEW poi_scholen AS
SELECT
  osm_id,
  COALESCE(NULLIF(name, ''), 'School') AS name,
  'school'::text AS category,
  shop,
  amenity,
  brand,
  operator,
  way AS geom
FROM planet_osm_point
WHERE amenity = 'school'
UNION ALL
SELECT
  osm_id,
  COALESCE(NULLIF(name, ''), 'School') AS name,
  'school'::text AS category,
  shop,
  amenity,
  brand,
  operator,
  ST_PointOnSurface(way) AS geom
FROM planet_osm_polygon
WHERE amenity = 'school';

CREATE INDEX IF NOT EXISTS planet_osm_point_way_gix ON planet_osm_point USING GIST (way);
CREATE INDEX IF NOT EXISTS planet_osm_polygon_way_gix ON planet_osm_polygon USING GIST (way);
ANALYZE planet_osm_point;
ANALYZE planet_osm_polygon;