cerxes/openmaptiles
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Clean update_route_member.sql (#981)

Browse Source 
Clean and do refactoring on `update_route_member.sql` as first step to replace materialized view osm_transportation_name_network by tables with diff update. See #892.
This commit is contained in:
Frédéric Rodrigo 2020-09-14 18:13:32 +02:00 committed by GitHub
parent 7b2df3b64f
commit df56b75719
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 35 additions and 31 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
layers/transportation_name/update_route_member.sql
View File

@ -1,13 +1,12 @@
DROP TRIGGER IF EXISTS trigger_flag_transportation_name ON osm_route_member;
CREATE TABLE IF NOT EXISTS ne_10m_admin_0_bg_buffer AS
SELECT ST_Buffer(geometry, 10000)
FROM ne_10m_admin_0_countries
WHERE iso_a2 = 'GB';
-- create GBR relations (so we can use it in the same way as other relations)
CREATE OR REPLACE FUNCTION update_gbr_route_members() RETURNS void AS
$$
DECLARE
gbr_geom geometry;
BEGIN
SELECT st_buffer(geometry, 10000) INTO gbr_geom FROM ne_10m_admin_0_countries WHERE iso_a2 = 'GB';
DELETE FROM osm_route_member WHERE network IN ('omt-gb-motorway', 'omt-gb-trunk');
INSERT INTO osm_route_member (osm_id, member, ref, network)
@ -17,22 +16,15 @@ BEGIN
CASE WHEN highway = 'motorway' THEN 'omt-gb-motorway' ELSE 'omt-gb-trunk' END
FROM osm_highway_linestring
WHERE length(ref) > 0
AND ST_Intersects(geometry, gbr_geom)
AND ST_Intersects(geometry, (SELECT * FROM ne_10m_admin_0_bg_buffer))
AND highway IN ('motorway', 'trunk');
END;
$$ LANGUAGE plpgsql;
-- etldoc: osm_route_member -> osm_route_member
CREATE OR REPLACE FUNCTION update_osm_route_member() RETURNS void AS
CREATE OR REPLACE FUNCTION osm_route_member_network_type(network text, name text, ref text) RETURNS route_network_type AS
$$
BEGIN
PERFORM update_gbr_route_members();
-- see http://wiki.openstreetmap.org/wiki/Relation:route#Road_routes
UPDATE osm_route_member
SET network_type =
CASE
SELECT CASE
WHEN network = 'US:I' THEN 'us-interstate'::route_network_type
WHEN network = 'US:US' THEN 'us-highway'::route_network_type
WHEN network LIKE 'US:__' THEN 'us-state'::route_network_type
@ -56,6 +48,18 @@ BEGIN
WHEN network = 'omt-gb-motorway' THEN 'gb-motorway'::route_network_type
WHEN network = 'omt-gb-trunk' THEN 'gb-trunk'::route_network_type
END;
$$ LANGUAGE sql IMMUTABLE
PARALLEL SAFE;
-- etldoc: osm_route_member -> osm_route_member
CREATE OR REPLACE FUNCTION update_osm_route_member() RETURNS void AS
$$
BEGIN
PERFORM update_gbr_route_members();
-- see http://wiki.openstreetmap.org/wiki/Relation:route#Road_routes
UPDATE osm_route_member
SET network_type = osm_route_member_network_type(network, name, ref);
END;
$$ LANGUAGE plpgsql;