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[nominatim.git] / lib-sql / indices.sql

diff --git a/lib-sql/indices.sql b/lib-sql/indices.sql
index b802a660e7c31446c5a62483707de1e4f771228f..8a4e91cd0a1c0cd463975206cd63ed485aa9c01a 100644 (file)
--- a/lib-sql/indices.sql
+++ b/lib-sql/indices.sql
@@ -21,11 +21,17 @@ CREATE INDEX IF NOT EXISTS idx_placex_parent_place_id
   ON placex USING BTREE (parent_place_id) {{db.tablespace.search_index}}
   WHERE parent_place_id IS NOT NULL;
 ---
+-- Used to find postcode areas after a search in location_postcode.
+CREATE INDEX IF NOT EXISTS idx_placex_postcode_areas
+  ON placex USING BTREE (country_code, postcode) {{db.tablespace.search_index}}
+  WHERE osm_type = 'R' AND class = 'boundary' AND type = 'postal_code';
+---
 CREATE INDEX IF NOT EXISTS idx_placex_geometry ON placex
   USING GIST (geometry) {{db.tablespace.search_index}};
 -- Index is needed during import but can be dropped as soon as a full
 -- geometry index is in place. The partial index is almost as big as the full
 -- index.
+---
 DROP INDEX IF EXISTS idx_placex_geometry_lower_rank_ways;
 ---
 CREATE INDEX IF NOT EXISTS idx_placex_geometry_reverse_lookupPolygon
@@ -55,7 +61,6 @@ CREATE INDEX IF NOT EXISTS idx_postcode_postcode
 ---
   DROP INDEX IF EXISTS idx_placex_geometry_address_area_candidates;
   DROP INDEX IF EXISTS idx_placex_geometry_buildings;
-  DROP INDEX IF EXISTS idx_placex_geometry_lower_rank_ways;
   DROP INDEX IF EXISTS idx_placex_wikidata;
   DROP INDEX IF EXISTS idx_placex_rank_address_sector;
   DROP INDEX IF EXISTS idx_placex_rank_boundaries_sector;
@@ -76,6 +81,9 @@ CREATE INDEX IF NOT EXISTS idx_postcode_postcode
     type TEXT,
     deferred BOOLEAN
    );
+---
+  CREATE INDEX IF NOT EXISTS idx_location_postcode_parent_place_id
+    ON location_postcode USING BTREE (parent_place_id) {{db.tablespace.address_index}};
 {% endif %}
 
 -- Indices only needed for search.
@@ -89,18 +97,14 @@ CREATE INDEX IF NOT EXISTS idx_postcode_postcode
 ---
   CREATE INDEX IF NOT EXISTS idx_search_name_centroid
     ON search_name USING GIST (centroid) {{db.tablespace.search_index}};
-
-  {% if postgres.has_index_non_key_column %}
----
-    CREATE INDEX IF NOT EXISTS idx_placex_housenumber
-      ON placex USING btree (parent_place_id)
-      INCLUDE (housenumber) {{db.tablespace.search_index}}
-      WHERE housenumber is not null;
----
-    CREATE INDEX IF NOT EXISTS idx_osmline_parent_osm_id_with_hnr
-      ON location_property_osmline USING btree(parent_place_id)
-      INCLUDE (startnumber, endnumber) {{db.tablespace.search_index}}
-      WHERE startnumber is not null;
-  {% endif %}
-
+---
+  CREATE INDEX IF NOT EXISTS idx_placex_housenumber
+    ON placex USING btree (parent_place_id)
+    INCLUDE (housenumber) {{db.tablespace.search_index}}
+    WHERE housenumber is not null;
+---
+  CREATE INDEX IF NOT EXISTS idx_osmline_parent_osm_id_with_hnr
+    ON location_property_osmline USING btree(parent_place_id)
+    INCLUDE (startnumber, endnumber) {{db.tablespace.search_index}}
+    WHERE startnumber is not null;
 {% endif %}