kopia lustrzana https://github.com/openmaptiles/openmaptiles
67 wiersze
2.1 KiB
PL/PgSQL
67 wiersze
2.1 KiB
PL/PgSQL
DROP TRIGGER IF EXISTS trigger_flag ON osm_marine_point;
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DROP TRIGGER IF EXISTS trigger_refresh ON water_name_marine.updates;
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CREATE EXTENSION IF NOT EXISTS unaccent;
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CREATE OR REPLACE FUNCTION update_osm_marine_point() RETURNS VOID AS $$
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BEGIN
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-- etldoc: osm_marine_point -> osm_marine_point
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UPDATE osm_marine_point AS osm SET "rank" = NULL WHERE "rank" IS NOT NULL;
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-- etldoc: ne_10m_geography_marine_polys -> osm_marine_point
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-- etldoc: osm_marine_point -> osm_marine_point
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WITH important_marine_point AS (
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SELECT osm.geometry, osm.osm_id, osm.name, osm.name_en, ne.scalerank
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FROM ne_10m_geography_marine_polys AS ne, osm_marine_point AS osm
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WHERE ne.name ILIKE osm.name
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)
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UPDATE osm_marine_point AS osm
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SET "rank" = scalerank
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FROM important_marine_point AS ne
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WHERE osm.osm_id = ne.osm_id;
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UPDATE osm_marine_point
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SET tags = update_tags(tags, geometry)
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WHERE COALESCE(tags->'name:latin', tags->'name:nonlatin', tags->'name_int') IS NULL;
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END;
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$$ LANGUAGE plpgsql;
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SELECT update_osm_marine_point();
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CREATE INDEX IF NOT EXISTS osm_marine_point_rank_idx ON osm_marine_point("rank");
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-- Handle updates
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CREATE SCHEMA IF NOT EXISTS water_name_marine;
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CREATE TABLE IF NOT EXISTS water_name_marine.updates(id serial primary key, t text, unique (t));
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CREATE OR REPLACE FUNCTION water_name_marine.flag() RETURNS trigger AS $$
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BEGIN
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INSERT INTO water_name_marine.updates(t) VALUES ('y') ON CONFLICT(t) DO NOTHING;
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RETURN null;
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END;
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$$ language plpgsql;
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CREATE OR REPLACE FUNCTION water_name_marine.refresh() RETURNS trigger AS
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$BODY$
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BEGIN
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RAISE LOG 'Refresh water_name_marine rank';
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PERFORM update_osm_marine_point();
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DELETE FROM water_name_marine.updates;
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RETURN null;
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END;
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$BODY$
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language plpgsql;
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CREATE TRIGGER trigger_flag
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AFTER INSERT OR UPDATE OR DELETE ON osm_marine_point
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FOR EACH STATEMENT
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EXECUTE PROCEDURE water_name_marine.flag();
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CREATE CONSTRAINT TRIGGER trigger_refresh
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AFTER INSERT ON water_name_marine.updates
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INITIALLY DEFERRED
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FOR EACH ROW
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EXECUTE PROCEDURE water_name_marine.refresh();
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