adding postal_code to roads, see #14

export_data.sh

@@ -15,7 +15,7 @@ mkdir -p export
 
 # Export roads by city
 echo_time "Export roads to export/city_roads.csv ..."
-psql -c "COPY (SELECT cr.road_name, oa.name city_name FROM import.city_roads cr LEFT JOIN import.osm_admin oa ON cr.city_osm_id=oa.osm_id GROUP BY cr.road_name, oa.name) TO STDOUT WITH (FORMAT CSV, HEADER, FORCE_QUOTE *);" > export/city_roads.csv
+psql -c "COPY (SELECT cr.road_name, oa.name city_name, cr.postal_code_tags FROM import.city_roads cr LEFT JOIN import.osm_admin oa ON cr.city_osm_id=oa.osm_id GROUP BY cr.road_name, oa.name, cr.postal_code_tags) TO STDOUT WITH (FORMAT CSV, HEADER, FORCE_QUOTE *);" > export/city_roads.csv
 
 # Export postcode by city
 echo_time "Export postcodes to export/city_postcode.csv ..."

mapping.json

@@ -222,6 +222,11 @@
                     "name": "name",
                     "key": "name"
                 },
+                {
+                    "type": "string",
+                    "name": "postal_code",
+                    "key": "postal_code"
+                },
                 {
                     "type": "string",
                     "name": "addr:suburb",

sql/copyTables.sql

@@ -28,7 +28,7 @@ GROUP BY osm_id, class, name, type, population;
 
 -- osm_roads
 INSERT INTO import.osm_roads
-SELECT osm_id, name, highway, "addr:suburb", geometry
+SELECT osm_id, name, highway, postal_code, "addr:suburb", geometry
 FROM osm_roads
 WHERE osm_id IN (SELECT osm_id FROM update_roads WHERE update_type!='D');
 UPDATE import.osm_roads SET geometry=ST_ExteriorRing(geometry) WHERE ST_geometrytype(geometry) = 'ST_Polygon';

sql/importCreateTables.sql

@@ -40,6 +40,7 @@ CREATE TABLE import.osm_roads
   osm_id bigint,
   name text,
   highway text,
+  postal_code text,
   "addr:suburb" text,
   geometry geometry
 );

sql/importCreateViews.sql

@@ -75,6 +75,7 @@ road.name AS road_name,
 city.osm_id AS city_osm_id, 
 "addr:suburb" as suburb,
 string_agg(road.osm_id::text, ',') as road_osm_ids,
+string_agg(DISTINCT road.postal_code::text, ',') as postal_code_tags,
 string_agg(DISTINCT road.highway::text, ',') as highway_tags,
 ST_UNION(road.geometry) as roads_geom
 FROM import.osm_roads as road, 

sql/planetCreateViews.sql

@@ -57,7 +57,7 @@ CREATE OR REPLACE VIEW osm_associated AS
 
 -- osm_roads
 CREATE OR REPLACE VIEW osm_roads AS
-	SELECT osm_id, name, highway, NULLIF("addr:suburb",'') AS "addr:suburb", geometry
+	SELECT osm_id, name, highway, NULLIF(postal_code,'') AS postal_code, NULLIF("addr:suburb",'') AS "addr:suburb", geometry
 	FROM imposm_roads
 	WHERE name<>'' AND highway<>'' AND highway NOT IN('platform', 'bus_stop', 'proposed');