232379b3ca
* Replace ILIKE by lower() for insensitive case compare * Refactoring SQL insensitive case compare
78 lines
2.4 KiB
PL/PgSQL
78 lines
2.4 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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$$
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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, osm.is_intermittent
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FROM ne_10m_geography_marine_polys AS ne,
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osm_marine_point AS osm
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WHERE lower(trim(regexp_replace(ne.name, '\\s+', ' ', 'g'))) IN (lower(osm.name), lower(osm.tags->'name:en'), lower(osm.tags->'name:es'))
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OR substring(lower(trim(regexp_replace(ne.name, '\\s+', ' ', 'g'))) FROM 1 FOR length(lower(osm.name))) = lower(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
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(
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id serial PRIMARY KEY,
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t text,
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UNIQUE (t)
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);
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CREATE OR REPLACE FUNCTION water_name_marine.flag() RETURNS trigger AS
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$$
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BEGIN
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INSERT INTO water_name_marine.updates(t) VALUES ('y') ON CONFLICT(t) DO NOTHING;
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RETURN NULL;
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END;
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$$ LANGUAGE plpgsql;
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CREATE OR REPLACE FUNCTION water_name_marine.refresh() RETURNS trigger AS
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$$
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BEGIN
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RAISE LOG 'Refresh water_name_marine rank';
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PERFORM update_osm_marine_point();
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-- noinspection SqlWithoutWhere
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DELETE FROM water_name_marine.updates;
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RETURN NULL;
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END;
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$$ LANGUAGE plpgsql;
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CREATE TRIGGER trigger_flag
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AFTER INSERT OR UPDATE OR DELETE
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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
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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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