kopia lustrzana https://github.com/openmaptiles/openmaptiles
88 wiersze
2.5 KiB
PL/PgSQL
88 wiersze
2.5 KiB
PL/PgSQL
DROP TRIGGER IF EXISTS trigger_flag ON osm_island_point;
|
|
DROP TRIGGER IF EXISTS trigger_store ON osm_island_point;
|
|
DROP TRIGGER IF EXISTS trigger_refresh ON place_island_point.updates;
|
|
|
|
CREATE SCHEMA IF NOT EXISTS place_island_point;
|
|
|
|
CREATE TABLE IF NOT EXISTS place_island_point.osm_ids
|
|
(
|
|
osm_id bigint PRIMARY KEY
|
|
);
|
|
|
|
-- etldoc: osm_island_point -> osm_island_point
|
|
CREATE OR REPLACE FUNCTION update_osm_island_point(full_update boolean) RETURNS void AS
|
|
$$
|
|
UPDATE osm_island_point
|
|
SET tags = update_tags(tags, geometry)
|
|
WHERE (full_update OR osm_id IN (SELECT osm_id FROM place_island_point.osm_ids))
|
|
AND COALESCE(tags->'name:latin', tags->'name:nonlatin', tags->'name_int') IS NULL
|
|
AND tags != update_tags(tags, geometry);
|
|
$$ LANGUAGE SQL;
|
|
|
|
SELECT update_osm_island_point(true);
|
|
|
|
-- Handle updates
|
|
|
|
CREATE OR REPLACE FUNCTION place_island_point.store() RETURNS trigger AS
|
|
$$
|
|
BEGIN
|
|
INSERT INTO place_island_point.osm_ids VALUES (NEW.osm_id) ON CONFLICT (osm_id) DO NOTHING;
|
|
RETURN NULL;
|
|
END;
|
|
$$ LANGUAGE plpgsql;
|
|
|
|
CREATE TABLE IF NOT EXISTS place_island_point.updates
|
|
(
|
|
id serial PRIMARY KEY,
|
|
t text,
|
|
UNIQUE (t)
|
|
);
|
|
CREATE OR REPLACE FUNCTION place_island_point.flag() RETURNS trigger AS
|
|
$$
|
|
BEGIN
|
|
INSERT INTO place_island_point.updates(t) VALUES ('y') ON CONFLICT(t) DO NOTHING;
|
|
RETURN NULL;
|
|
END;
|
|
$$ LANGUAGE plpgsql;
|
|
|
|
CREATE OR REPLACE FUNCTION place_island_point.refresh() RETURNS trigger AS
|
|
$$
|
|
DECLARE
|
|
t TIMESTAMP WITH TIME ZONE := clock_timestamp();
|
|
BEGIN
|
|
RAISE LOG 'Refresh place_island_point';
|
|
|
|
-- Analyze tracking and source tables before performing update
|
|
ANALYZE place_island_point.osm_ids;
|
|
ANALYZE osm_island_point;
|
|
|
|
PERFORM update_osm_island_point(false);
|
|
-- noinspection SqlWithoutWhere
|
|
DELETE FROM place_island_point.osm_ids;
|
|
-- noinspection SqlWithoutWhere
|
|
DELETE FROM place_island_point.updates;
|
|
|
|
RAISE LOG 'Refresh place_island_point done in %', age(clock_timestamp(), t);
|
|
RETURN NULL;
|
|
END;
|
|
$$ LANGUAGE plpgsql;
|
|
|
|
CREATE TRIGGER trigger_store
|
|
AFTER INSERT OR UPDATE
|
|
ON osm_island_point
|
|
FOR EACH ROW
|
|
EXECUTE PROCEDURE place_island_point.store();
|
|
|
|
CREATE TRIGGER trigger_flag
|
|
AFTER INSERT OR UPDATE
|
|
ON osm_island_point
|
|
FOR EACH STATEMENT
|
|
EXECUTE PROCEDURE place_island_point.flag();
|
|
|
|
CREATE CONSTRAINT TRIGGER trigger_refresh
|
|
AFTER INSERT
|
|
ON place_island_point.updates
|
|
INITIALLY DEFERRED
|
|
FOR EACH ROW
|
|
EXECUTE PROCEDURE place_island_point.refresh();
|