osm-search/Nominatim
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introduce index for finding surrounding buildings

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Sarah Hoffmann 2021-04-23 17:02:47 +02:00
parent a73711f3cd
commit 1b1ed820c3
2 changed files with 6 additions and 1 deletions
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3
lib-sql/functions/placex_triggers.sql
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@ -26,8 +26,9 @@ BEGIN
FROM placex FROM placex
WHERE ST_Covers(geometry, p.centroid) WHERE ST_Covers(geometry, p.centroid)
and geometry && p.centroid and geometry && p.centroid
and placex.address is not null
and (placex.address ? 'housenumber' or placex.address ? 'street' or placex.address ? 'place') and (placex.address ? 'housenumber' or placex.address ? 'street' or placex.address ? 'place')
and rank_search > 28 AND ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon') and rank_search = 30 AND ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon')
LIMIT 1; LIMIT 1;
RAISE WARNING 'other address for % %: % (%)', p.osm_type, p.osm_id, address, p.centroid; RAISE WARNING 'other address for % %: % (%)', p.osm_type, p.osm_id, address, p.centroid;
END IF; END IF;

4
lib-sql/tables.sql
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@ -154,6 +154,10 @@ CREATE INDEX idx_placex_osmid ON placex USING BTREE (osm_type, osm_id) {{db.tabl
CREATE INDEX idx_placex_linked_place_id ON placex USING BTREE (linked_place_id) {{db.tablespace.address_index}} WHERE linked_place_id IS NOT NULL; CREATE INDEX idx_placex_linked_place_id ON placex USING BTREE (linked_place_id) {{db.tablespace.address_index}} WHERE linked_place_id IS NOT NULL;
CREATE INDEX idx_placex_rank_search ON placex USING BTREE (rank_search, geometry_sector) {{db.tablespace.address_index}}; CREATE INDEX idx_placex_rank_search ON placex USING BTREE (rank_search, geometry_sector) {{db.tablespace.address_index}};
CREATE INDEX idx_placex_geometry ON placex USING GIST (geometry) {{db.tablespace.search_index}}; CREATE INDEX idx_placex_geometry ON placex USING GIST (geometry) {{db.tablespace.search_index}};
CREATE INDEX idx_placex_geometry_buildings ON placex
USING GIST (geometry) {{db.tablespace.search_index}}
WHERE address is not null and rank_search = 30
and ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon');
CREATE INDEX idx_placex_geometry_placenode ON placex CREATE INDEX idx_placex_geometry_placenode ON placex
USING GIST (geometry) {{db.tablespace.search_index}} USING GIST (geometry) {{db.tablespace.search_index}}
WHERE osm_type = 'N' and rank_search < 26 WHERE osm_type = 'N' and rank_search < 26