Fix SQL update logic (patch from 3.6.2)
This commit is contained in:
jirik
160
layers/transportation_name/update_transportation_name.sql
Normal file
160
layers/transportation_name/update_transportation_name.sql
Normal file
@@ -0,0 +1,160 @@
|
||||
DROP TRIGGER IF EXISTS trigger_flag_transportation_name ON osm_highway_linestring;
|
||||
DROP TRIGGER IF EXISTS trigger_refresh ON transportation_name.updates;
|
||||
|
||||
-- Instead of using relations to find out the road names we
|
||||
-- stitch together the touching ways with the same name
|
||||
-- to allow for nice label rendering
|
||||
-- Because this works well for roads that do not have relations as well
|
||||
|
||||
|
||||
-- etldoc: osm_highway_linestring -> osm_transportation_name_network
|
||||
-- etldoc: osm_route_member -> osm_transportation_name_network
|
||||
CREATE MATERIALIZED VIEW osm_transportation_name_network AS (
|
||||
SELECT
|
||||
hl.geometry,
|
||||
hl.osm_id,
|
||||
CASE WHEN length(hl.name)>15 THEN osml10n_street_abbrev_all(hl.name) ELSE hl.name END AS "name",
|
||||
CASE WHEN length(hl.name_en)>15 THEN osml10n_street_abbrev_en(hl.name_en) ELSE hl.name_en END AS "name_en",
|
||||
CASE WHEN length(hl.name_de)>15 THEN osml10n_street_abbrev_de(hl.name_de) ELSE hl.name_de END AS "name_de",
|
||||
rm.network_type,
|
||||
CASE
|
||||
WHEN (rm.network_type is not null AND nullif(rm.ref::text, '') is not null)
|
||||
then rm.ref::text
|
||||
else hl.ref
|
||||
end as ref,
|
||||
hl.highway,
|
||||
ROW_NUMBER() OVER(PARTITION BY hl.osm_id
|
||||
ORDER BY rm.network_type) AS "rank",
|
||||
hl.z_order
|
||||
FROM osm_highway_linestring hl
|
||||
left join osm_route_member rm on (rm.member = hl.osm_id)
|
||||
);
|
||||
CREATE INDEX IF NOT EXISTS osm_transportation_name_network_geometry_idx ON osm_transportation_name_network USING gist(geometry);
|
||||
|
||||
|
||||
-- etldoc: osm_transportation_name_network -> osm_transportation_name_linestring
|
||||
CREATE MATERIALIZED VIEW osm_transportation_name_linestring AS (
|
||||
SELECT
|
||||
(ST_Dump(geometry)).geom AS geometry,
|
||||
NULL::bigint AS osm_id,
|
||||
name,
|
||||
name_en,
|
||||
name_de,
|
||||
get_basic_names(delete_empty_keys(hstore(ARRAY['name',name,'name:en',name_en,'name:de',name_de])), geometry)
|
||||
|| delete_empty_keys(hstore(ARRAY['name',name,'name:en',name_en,'name:de',name_de]))
|
||||
AS "tags",
|
||||
ref,
|
||||
highway,
|
||||
network_type AS network,
|
||||
z_order
|
||||
FROM (
|
||||
SELECT
|
||||
ST_LineMerge(ST_Collect(geometry)) AS geometry,
|
||||
name,
|
||||
name_en,
|
||||
name_de,
|
||||
ref,
|
||||
highway,
|
||||
network_type,
|
||||
min(z_order) AS z_order
|
||||
FROM osm_transportation_name_network
|
||||
WHERE ("rank"=1 OR "rank" is null)
|
||||
AND (name <> '' OR ref <> '')
|
||||
AND NULLIF(highway, '') IS NOT NULL
|
||||
group by name, name_en, name_de, ref, highway, network_type
|
||||
) AS highway_union
|
||||
);
|
||||
CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_geometry_idx ON osm_transportation_name_linestring USING gist(geometry);
|
||||
|
||||
CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_highway_partial_idx
|
||||
ON osm_transportation_name_linestring(highway)
|
||||
WHERE highway IN ('motorway','trunk');
|
||||
|
||||
-- etldoc: osm_transportation_name_linestring -> osm_transportation_name_linestring_gen1
|
||||
CREATE MATERIALIZED VIEW osm_transportation_name_linestring_gen1 AS (
|
||||
SELECT ST_Simplify(geometry, 50) AS geometry, osm_id, name, name_en, name_de, tags, ref, highway, network, z_order
|
||||
FROM osm_transportation_name_linestring
|
||||
WHERE highway IN ('motorway','trunk') AND ST_Length(geometry) > 8000
|
||||
);
|
||||
CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_gen1_geometry_idx ON osm_transportation_name_linestring_gen1 USING gist(geometry);
|
||||
|
||||
CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_gen1_highway_partial_idx
|
||||
ON osm_transportation_name_linestring_gen1(highway)
|
||||
WHERE highway IN ('motorway','trunk');
|
||||
|
||||
-- etldoc: osm_transportation_name_linestring_gen1 -> osm_transportation_name_linestring_gen2
|
||||
CREATE MATERIALIZED VIEW osm_transportation_name_linestring_gen2 AS (
|
||||
SELECT ST_Simplify(geometry, 120) AS geometry, osm_id, name, name_en, name_de, tags, ref, highway, network, z_order
|
||||
FROM osm_transportation_name_linestring_gen1
|
||||
WHERE highway IN ('motorway','trunk') AND ST_Length(geometry) > 14000
|
||||
);
|
||||
CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_gen2_geometry_idx ON osm_transportation_name_linestring_gen2 USING gist(geometry);
|
||||
|
||||
CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_gen2_highway_partial_idx
|
||||
ON osm_transportation_name_linestring_gen2(highway)
|
||||
WHERE highway = 'motorway';
|
||||
|
||||
-- etldoc: osm_transportation_name_linestring_gen2 -> osm_transportation_name_linestring_gen3
|
||||
CREATE MATERIALIZED VIEW osm_transportation_name_linestring_gen3 AS (
|
||||
SELECT ST_Simplify(geometry, 200) AS geometry, osm_id, name, name_en, name_de, tags, ref, highway, network, z_order
|
||||
FROM osm_transportation_name_linestring_gen2
|
||||
WHERE highway = 'motorway' AND ST_Length(geometry) > 20000
|
||||
);
|
||||
CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_gen3_geometry_idx ON osm_transportation_name_linestring_gen3 USING gist(geometry);
|
||||
|
||||
CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_gen3_highway_partial_idx
|
||||
ON osm_transportation_name_linestring_gen3(highway)
|
||||
WHERE highway = 'motorway';
|
||||
|
||||
-- etldoc: osm_transportation_name_linestring_gen3 -> osm_transportation_name_linestring_gen4
|
||||
CREATE MATERIALIZED VIEW osm_transportation_name_linestring_gen4 AS (
|
||||
SELECT ST_Simplify(geometry, 500) AS geometry, osm_id, name, name_en, name_de, tags, ref, highway, network, z_order
|
||||
FROM osm_transportation_name_linestring_gen3
|
||||
WHERE highway = 'motorway' AND ST_Length(geometry) > 20000
|
||||
);
|
||||
CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_gen4_geometry_idx ON osm_transportation_name_linestring_gen4 USING gist(geometry);
|
||||
|
||||
-- Handle updates
|
||||
|
||||
CREATE SCHEMA IF NOT EXISTS transportation_name;
|
||||
|
||||
CREATE TABLE IF NOT EXISTS transportation_name.updates(id serial primary key, t text, unique (t));
|
||||
CREATE OR REPLACE FUNCTION transportation_name.flag() RETURNS trigger AS $$
|
||||
BEGIN
|
||||
INSERT INTO transportation_name.updates(t) VALUES ('y') ON CONFLICT(t) DO NOTHING;
|
||||
RETURN null;
|
||||
END;
|
||||
$$ language plpgsql;
|
||||
|
||||
CREATE OR REPLACE FUNCTION transportation_name.refresh() RETURNS trigger AS
|
||||
$BODY$
|
||||
BEGIN
|
||||
RAISE LOG 'Refresh transportation_name';
|
||||
PERFORM update_osm_route_member();
|
||||
REFRESH MATERIALIZED VIEW osm_transportation_name_network;
|
||||
REFRESH MATERIALIZED VIEW osm_transportation_name_linestring;
|
||||
REFRESH MATERIALIZED VIEW osm_transportation_name_linestring_gen1;
|
||||
REFRESH MATERIALIZED VIEW osm_transportation_name_linestring_gen2;
|
||||
REFRESH MATERIALIZED VIEW osm_transportation_name_linestring_gen3;
|
||||
REFRESH MATERIALIZED VIEW osm_transportation_name_linestring_gen4;
|
||||
DELETE FROM transportation_name.updates;
|
||||
RETURN null;
|
||||
END;
|
||||
$BODY$
|
||||
language plpgsql;
|
||||
|
||||
CREATE TRIGGER trigger_flag_transportation_name
|
||||
AFTER INSERT OR UPDATE OR DELETE ON osm_route_member
|
||||
FOR EACH STATEMENT
|
||||
EXECUTE PROCEDURE transportation_name.flag();
|
||||
|
||||
CREATE TRIGGER trigger_flag_transportation_name
|
||||
AFTER INSERT OR UPDATE OR DELETE ON osm_highway_linestring
|
||||
FOR EACH STATEMENT
|
||||
EXECUTE PROCEDURE transportation_name.flag();
|
||||
|
||||
CREATE CONSTRAINT TRIGGER trigger_refresh
|
||||
AFTER INSERT ON transportation_name.updates
|
||||
INITIALLY DEFERRED
|
||||
FOR EACH ROW
|
||||
EXECUTE PROCEDURE transportation_name.refresh();
|
||||
Reference in New Issue
Block a user