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add indexes for lookup of addressable areas

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The generic geometry index has become to slow for that purpose.
This commit is contained in:
Sarah Hoffmann
2022-09-18 16:50:18 +02:00
parent d6a0947e5a
commit aef014a47d
2 changed files with 12 additions and 3 deletions
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8
lib-sql/tables.sql
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@@ -162,12 +162,16 @@ 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_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_address_area_candidates ON placex
USING gist (geometry) {{db.tablespace.address_index}}
WHERE rank_address between 1 and 25
and ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon');
CREATE INDEX idx_placex_geometry_buildings ON placex
USING {{postgres.spgist_geom}} (geometry) {{db.tablespace.search_index}}
USING {{postgres.spgist_geom}} (geometry) {{db.tablespace.address_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
USING {{postgres.spgist_geom}} (geometry) {{db.tablespace.search_index}}
USING {{postgres.spgist_geom}} (geometry) {{db.tablespace.address_index}}
WHERE osm_type = 'N' and rank_search < 26
and class = 'place' and type != 'postcode' and linked_place_id is null;
CREATE INDEX idx_placex_wikidata on placex USING BTREE ((extratags -> 'wikidata')) {{db.tablespace.address_index}} WHERE extratags ? 'wikidata' and class = 'place' and osm_type = 'N' and rank_search < 26;