kopia lustrzana https://github.com/openmaptiles/openmaptiles
49 wiersze
1.4 KiB
PL/PgSQL
49 wiersze
1.4 KiB
PL/PgSQL
DROP TRIGGER IF EXISTS trigger_flag ON osm_island_point;
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DROP TRIGGER IF EXISTS trigger_refresh ON place_island_point.updates;
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-- etldoc: osm_island_point -> osm_island_point
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CREATE OR REPLACE FUNCTION update_osm_island_point() RETURNS VOID AS $$
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BEGIN
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UPDATE osm_island_point
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SET tags = update_tags(tags, geometry)
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WHERE COALESCE(tags->'name:latin', tags->'name:nonlatin', tags->'name_int') IS NULL;
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END;
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$$ LANGUAGE plpgsql;
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SELECT update_osm_island_point();
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-- Handle updates
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CREATE SCHEMA IF NOT EXISTS place_island_point;
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CREATE TABLE IF NOT EXISTS place_island_point.updates(id serial primary key, t text, unique (t));
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CREATE OR REPLACE FUNCTION place_island_point.flag() RETURNS trigger AS $$
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BEGIN
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INSERT INTO place_island_point.updates(t) VALUES ('y') ON CONFLICT(t) DO NOTHING;
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RETURN null;
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END;
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$$ language plpgsql;
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CREATE OR REPLACE FUNCTION place_island_point.refresh() RETURNS trigger AS
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$BODY$
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BEGIN
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RAISE LOG 'Refresh place_island_point';
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PERFORM update_osm_island_point();
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DELETE FROM place_island_point.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_island_point
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FOR EACH STATEMENT
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EXECUTE PROCEDURE place_island_point.flag();
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CREATE CONSTRAINT TRIGGER trigger_refresh
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AFTER INSERT ON place_island_point.updates
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INITIALLY DEFERRED
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FOR EACH ROW
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EXECUTE PROCEDURE place_island_point.refresh();
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