28 lines
1.1 KiB
SQL
28 lines
1.1 KiB
SQL
WITH important_city_point AS (
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SELECT osm.geometry, osm.osm_id, osm.name, osm.name_en, ne.scalerank, ne.labelrank
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FROM ne_10m_populated_places AS ne, osm_city_point AS osm
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WHERE
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(
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ne.name ILIKE osm.name OR
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ne.name ILIKE osm.name_en OR
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ne.namealt ILIKE osm.name OR
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ne.namealt ILIKE osm.name_en OR
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ne.meganame ILIKE osm.name OR
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ne.meganame ILIKE osm.name_en OR
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ne.gn_ascii ILIKE osm.name OR
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ne.gn_ascii ILIKE osm.name_en OR
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ne.nameascii ILIKE osm.name OR
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ne.nameascii ILIKE osm.name_en
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)
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AND (osm.place = 'city'::city_class OR osm.place= 'town'::city_class OR osm.place = 'village'::city_class)
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AND ST_DWithin(ne.geom, osm.geometry, 50000)
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)
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UPDATE osm_city_point AS osm
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-- Move scalerank to range 1 to 10 and merge scalerank 5 with 6 since not enough cities
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-- are in the scalerank 5 bucket
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SET "rank" = CASE WHEN scalerank <= 5 THEN scalerank + 1 ELSE scalerank END
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FROM important_city_point AS ne
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WHERE osm.osm_id = ne.osm_id;
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CREATE INDEX IF NOT EXISTS osm_city_point_rank_idx ON osm_city_point("rank");
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