X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/af7692c0455dfe513140ecdfdd918b0233377e1c..0bdcaa09ec89ae7c3dee4aa092fbc7cad9880d17:/sql/functions.sql

diff --git a/sql/functions.sql b/sql/functions.sql
index 13c682ae..62847e39 100644
--- a/sql/functions.sql
+++ b/sql/functions.sql
@@ -5,7 +5,6 @@
 --  score integer
 --);
 
-
 CREATE OR REPLACE FUNCTION getclasstypekey(c text, t text) RETURNS TEXT
   AS $$
 DECLARE
@@ -83,18 +82,24 @@ END;
 $$
 LANGUAGE 'plpgsql' IMMUTABLE;
 
+-- returns NULL if the word is too common
 CREATE OR REPLACE FUNCTION getorcreate_word_id(lookup_word TEXT) 
   RETURNS INTEGER
   AS $$
 DECLARE
   lookup_token TEXT;
   return_word_id INTEGER;
+  count INTEGER;
 BEGIN
   lookup_token := trim(lookup_word);
-  SELECT min(word_id) FROM word WHERE word_token = lookup_token and class is null and type is null into return_word_id;
+  SELECT min(word_id), max(search_name_count) FROM word WHERE word_token = lookup_token and class is null and type is null into return_word_id, count;
   IF return_word_id IS NULL THEN
     return_word_id := nextval('seq_word');
-    INSERT INTO word VALUES (return_word_id, lookup_token, regexp_replace(lookup_token,E'([^0-9])\\1+',E'\\1','g'), null, null, null, null, 0, null);
+    INSERT INTO word VALUES (return_word_id, lookup_token, null, null, null, null, 0);
+  ELSE
+    IF count > get_maxwordfreq() THEN
+      return_word_id := NULL;
+    END IF;
   END IF;
   RETURN return_word_id;
 END;
@@ -112,7 +117,7 @@ BEGIN
   SELECT min(word_id) FROM word WHERE word_token = lookup_token and class='place' and type='house' into return_word_id;
   IF return_word_id IS NULL THEN
     return_word_id := nextval('seq_word');
-    INSERT INTO word VALUES (return_word_id, lookup_token, null, null, 'place', 'house', null, 0, null);
+    INSERT INTO word VALUES (return_word_id, lookup_token, null, 'place', 'house', null, 0);
   END IF;
   RETURN return_word_id;
 END;
@@ -130,7 +135,7 @@ BEGIN
   SELECT min(word_id) FROM word WHERE word_token = lookup_token and country_code=lookup_country_code into return_word_id;
   IF return_word_id IS NULL THEN
     return_word_id := nextval('seq_word');
-    INSERT INTO word VALUES (return_word_id, lookup_token, null, null, null, null, lookup_country_code, 0, null);
+    INSERT INTO word VALUES (return_word_id, lookup_token, null, null, null, lookup_country_code, 0);
   END IF;
   RETURN return_word_id;
 END;
@@ -148,7 +153,7 @@ BEGIN
   SELECT min(word_id) FROM word WHERE word_token = lookup_token and class=lookup_class and type = lookup_type into return_word_id;
   IF return_word_id IS NULL THEN
     return_word_id := nextval('seq_word');
-    INSERT INTO word VALUES (return_word_id, lookup_token, null, null, lookup_class, lookup_type, null, 0, null);
+    INSERT INTO word VALUES (return_word_id, lookup_token, null, lookup_class, lookup_type, null, 0);
   END IF;
   RETURN return_word_id;
 END;
@@ -166,7 +171,7 @@ BEGIN
   SELECT min(word_id) FROM word WHERE word_token = lookup_token into return_word_id;
   IF return_word_id IS NULL THEN
     return_word_id := nextval('seq_word');
-    INSERT INTO word VALUES (return_word_id, lookup_token, null, null, null, null, null, 0, null);
+    INSERT INTO word VALUES (return_word_id, lookup_token, null, null, null, null, 0);
   END IF;
   RETURN return_word_id;
 END;
@@ -198,7 +203,7 @@ BEGIN
   SELECT min(word_id) FROM word WHERE word_token = lookup_token and class=lookup_class and type = lookup_type and operator = op into return_word_id;
   IF return_word_id IS NULL THEN
     return_word_id := nextval('seq_word');
-    INSERT INTO word VALUES (return_word_id, lookup_token, null, null, lookup_class, lookup_type, null, 0, op, null);
+    INSERT INTO word VALUES (return_word_id, lookup_token, null, lookup_class, lookup_type, null, 0, op);
   END IF;
   RETURN return_word_id;
 END;
@@ -217,7 +222,7 @@ BEGIN
   SELECT min(word_id) FROM word WHERE word_token = lookup_token and class is null and type is null into return_word_id;
   IF return_word_id IS NULL THEN
     return_word_id := nextval('seq_word');
-    INSERT INTO word VALUES (return_word_id, lookup_token, regexp_replace(lookup_token,E'([^0-9])\\1+',E'\\1','g'), src_word, null, null, null, 0, null);
+    INSERT INTO word VALUES (return_word_id, lookup_token, src_word, null, null, null, 0);
 --    nospace_lookup_token := replace(replace(lookup_token, '-',''), ' ','');
 --    IF ' '||nospace_lookup_token != lookup_token THEN
 --      INSERT INTO word VALUES (return_word_id, '-'||nospace_lookup_token, null, src_word, null, null, null, 0, null);
@@ -290,6 +295,34 @@ END;
 $$
 LANGUAGE plpgsql IMMUTABLE;
 
+CREATE OR REPLACE FUNCTION create_country(src HSTORE, lookup_country_code varchar(2)) RETURNS VOID
+  AS $$
+DECLARE
+  s TEXT;
+  w INTEGER;
+  words TEXT[];
+  item RECORD;
+  j INTEGER;
+BEGIN
+  FOR item IN SELECT (each(src)).* LOOP
+
+    s := make_standard_name(item.value);
+    w := getorcreate_country(s, lookup_country_code);
+
+    words := regexp_split_to_array(item.value, E'[,;()]');
+    IF array_upper(words, 1) != 1 THEN
+      FOR j IN 1..array_upper(words, 1) LOOP
+        s := make_standard_name(words[j]);
+        IF s != '' THEN
+          w := getorcreate_country(s, lookup_country_code);
+        END IF;
+      END LOOP;
+    END IF;
+  END LOOP;
+END;
+$$
+LANGUAGE plpgsql;
+
 CREATE OR REPLACE FUNCTION make_keywords(src HSTORE) RETURNS INTEGER[]
   AS $$
 DECLARE
@@ -312,12 +345,18 @@ BEGIN
       result := result || w;
     END IF;
 
+    w := getorcreate_word_id(s);
+
+    IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
+      result := result || w;
+    END IF;
+
     words := string_to_array(s, ' ');
     IF array_upper(words, 1) IS NOT NULL THEN
       FOR j IN 1..array_upper(words, 1) LOOP
         IF (words[j] != '') THEN
           w = getorcreate_word_id(words[j]);
-          IF NOT (ARRAY[w] <@ result) THEN
+          IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
             result := result || w;
           END IF;
         END IF;
@@ -330,7 +369,7 @@ BEGIN
         s := make_standard_name(words[j]);
         IF s != '' THEN
           w := getorcreate_word_id(s);
-          IF NOT (ARRAY[w] <@ result) THEN
+          IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
             result := result || w;
           END IF;
         END IF;
@@ -374,12 +413,18 @@ BEGIN
     result := result || w;
   END IF;
 
+  w := getorcreate_word_id(s);
+
+  IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
+    result := result || w;
+  END IF;
+
   words := string_to_array(s, ' ');
   IF array_upper(words, 1) IS NOT NULL THEN
     FOR j IN 1..array_upper(words, 1) LOOP
       IF (words[j] != '') THEN
         w = getorcreate_word_id(words[j]);
-        IF NOT (ARRAY[w] <@ result) THEN
+        IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
           result := result || w;
         END IF;
       END IF;
@@ -392,7 +437,7 @@ BEGIN
       s := make_standard_name(words[j]);
       IF s != '' THEN
         w := getorcreate_word_id(s);
-        IF NOT (ARRAY[w] <@ result) THEN
+        IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
           result := result || w;
         END IF;
       END IF;
@@ -450,6 +495,12 @@ BEGIN
 
 --DEBUG: RAISE WARNING 'get_country_code, start: %', ST_AsText(place_centre);
 
+  -- Try for a OSM polygon
+  FOR nearcountry IN select country_code from location_area_country where country_code is not null and not isguess and st_covers(geometry, place_centre) limit 1
+  LOOP
+    RETURN nearcountry.country_code;
+  END LOOP;
+
 --DEBUG: RAISE WARNING 'osm fallback: %', ST_AsText(place_centre);
 
   -- Try for OSM fallback data
@@ -459,12 +510,6 @@ BEGIN
     RETURN nearcountry.country_code;
   END LOOP;
 
-  -- Try for a OSM polygon
-  FOR nearcountry IN select country_code from location_area_country where country_code is not null and not isguess and st_covers(geometry, place_centre) limit 1
-  LOOP
-    RETURN nearcountry.country_code;
-  END LOOP;
-
 --DEBUG: RAISE WARNING 'natural earth: %', ST_AsText(place_centre);
 
   -- Natural earth data
@@ -537,6 +582,20 @@ END;
 $$
 LANGUAGE plpgsql IMMUTABLE;
 
+CREATE OR REPLACE FUNCTION get_country_language_codes(search_country_code VARCHAR(2)) RETURNS TEXT[]
+  AS $$
+DECLARE
+  nearcountry RECORD;
+BEGIN
+  FOR nearcountry IN select country_default_language_codes from country_name where country_code = search_country_code limit 1
+  LOOP
+    RETURN lower(nearcountry.country_default_language_codes);
+  END LOOP;
+  RETURN NULL;
+END;
+$$
+LANGUAGE plpgsql IMMUTABLE;
+
 CREATE OR REPLACE FUNCTION get_partition(place geometry, in_country_code VARCHAR(10)) RETURNS INTEGER
   AS $$
 DECLARE
@@ -590,7 +649,7 @@ BEGIN
 
 --  RAISE WARNING 'Adding location with rank > 25 (% rank %)', place_id, rank_search;
 
-  x := deleteLocationArea(partition, place_id);
+  x := deleteLocationArea(partition, place_id, rank_search);
 
   isarea := false;
   IF (ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon') AND ST_IsValid(geometry)) THEN
@@ -657,7 +716,7 @@ CREATE OR REPLACE FUNCTION update_location(
 DECLARE
   b BOOLEAN;
 BEGIN
-  b := deleteLocationArea(partition, place_id);
+  b := deleteLocationArea(partition, place_id, rank_search);
 --  result := add_location(NEW.place_id, NEW.country_code, NEW.partition, name_vector, NEW.rank_search, NEW.rank_address, NEW.geometry);
   RETURN add_location(place_id, place_country_code, name, rank_search, rank_address, geometry);
 END;
@@ -735,8 +794,8 @@ CREATE OR REPLACE FUNCTION create_interpolation(wayid BIGINT, interpolationtype
 DECLARE
   
   newpoints INTEGER;
-  waynodes integer[];
-  nodeid INTEGER;
+  waynodes BIGINT[];
+  nodeid BIGINT;
   prevnode RECORD;
   nextnode RECORD;
   startnumber INTEGER;
@@ -764,10 +823,14 @@ BEGIN
 
       FOR nodeidpos in 1..array_upper(waynodes, 1) LOOP
 
-        select min(place_id) from placex where osm_type = 'N' and osm_id = waynodes[nodeidpos]::INTEGER and type = 'house' INTO search_place_id;
+        -- If there is a place of a type other than place/house, use that because
+        -- it is guaranteed to be the original node. For place/house types use the
+        -- one with the smallest id because the original node was created first.
+        -- Ignore all nodes marked for deletion. (Might happen when the type changes.)
+        select place_id from placex where osm_type = 'N' and osm_id = waynodes[nodeidpos]::BIGINT and indexed_status < 100 order by (type = 'house'),place_id limit 1 INTO search_place_id;
         IF search_place_id IS NULL THEN
-          -- null record of right type
-          select * from placex where osm_type = 'N' and osm_id = waynodes[nodeidpos]::INTEGER and type = 'house' limit 1 INTO nextnode;
+          -- if no such node exists, create a record of the right type
+          select * from placex where osm_type = 'N' and osm_id = waynodes[nodeidpos]::BIGINT and type = 'house' limit 1 INTO nextnode;
           select ST_SetSRID(ST_Point(lon::float/10000000,lat::float/10000000),4326) from planet_osm_nodes where id = waynodes[nodeidpos] INTO nextnode.geometry;
           IF nextnode.geometry IS NULL THEN
             -- we don't have any information about this point, most likely
@@ -829,10 +892,10 @@ BEGIN
               FOR housenum IN startnumber..endnumber BY stepsize LOOP
                 -- this should really copy postcodes but it puts a huge burdon on the system for no big benefit
                 -- ideally postcodes should move up to the way
-                insert into placex (osm_type, osm_id, class, type, admin_level, housenumber, street, isin, postcode,
+                insert into placex (osm_type, osm_id, class, type, admin_level, housenumber, street, addr_place, isin, postcode,
                   country_code, parent_place_id, rank_address, rank_search, indexed_status, geometry)
-                  values ('N',prevnode.osm_id, prevnode.class, prevnode.type, prevnode.admin_level, housenum, prevnode.street, prevnode.isin, coalesce(prevnode.postcode, defpostalcode),
-                  prevnode.country_code, prevnode.parent_place_id, prevnode.rank_address, prevnode.rank_search, 1, ST_Line_Interpolate_Point(linegeo, (housenum::float-orginalstartnumber::float)/originalnumberrange::float));
+                  values ('N',prevnode.osm_id, 'place', 'house', prevnode.admin_level, housenum, prevnode.street, prevnode.addr_place, prevnode.isin, coalesce(prevnode.postcode, defpostalcode),
+                  prevnode.country_code, prevnode.parent_place_id, prevnode.rank_address, prevnode.rank_search, 1, ST_LineInterpolatePoint(linegeo, (housenum::float-orginalstartnumber::float)/originalnumberrange::float));
                 newpoints := newpoints + 1;
 --RAISE WARNING 'interpolation number % % ',prevnode.place_id,housenum;
               END LOOP;
@@ -875,10 +938,6 @@ BEGIN
   --DEBUG: RAISE WARNING '% %',NEW.osm_type,NEW.osm_id;
 
   -- just block these
-  IF NEW.class = 'highway' and NEW.type in ('turning_circle','traffic_signals','mini_roundabout','noexit','crossing') THEN
---    RAISE WARNING 'bad highway %',NEW.osm_id;
-    RETURN null;
-  END IF;
   IF NEW.class in ('landuse','natural') and NEW.name is null THEN
 --    RAISE WARNING 'empty landuse %',NEW.osm_id;
     RETURN null;
@@ -916,9 +975,9 @@ BEGIN
     default_language := get_country_language_code(NEW.calculated_country_code);
     IF default_language IS NOT NULL THEN
       IF NEW.name ? 'name' AND NOT NEW.name ? ('name:'||default_language) THEN
-        NEW.name := NEW.name || (('name:'||default_language) => (NEW.name -> 'name'));
+        NEW.name := NEW.name || hstore(('name:'||default_language), (NEW.name -> 'name'));
       ELSEIF NEW.name ? ('name:'||default_language) AND NOT NEW.name ? 'name' THEN
-        NEW.name := NEW.name || ('name' => (NEW.name -> ('name:'||default_language)));
+        NEW.name := NEW.name || hstore('name', (NEW.name -> ('name:'||default_language)));
       END IF;
     END IF;
   END IF;
@@ -945,7 +1004,7 @@ BEGIN
             RETURN NULL;
         END IF;
 
-        NEW.name := 'ref'=>NEW.postcode;
+        NEW.name := hstore('ref', NEW.postcode);
 
         IF NEW.calculated_country_code = 'gb' THEN
 
@@ -1031,10 +1090,10 @@ BEGIN
       ELSEIF NEW.type in ('national_park') THEN
         NEW.rank_search := 18;
         NEW.rank_address := 18;
-      ELSEIF NEW.type in ('suburb','croft','subdivision') THEN
+      ELSEIF NEW.type in ('suburb','croft','subdivision','isolated_dwelling') THEN
         NEW.rank_search := 20;
         NEW.rank_address := NEW.rank_search;
-      ELSEIF NEW.type in ('farm','locality','islet','isolated_dwelling','mountain_pass') THEN
+      ELSEIF NEW.type in ('farm','locality','islet','mountain_pass') THEN
         NEW.rank_search := 20;
         NEW.rank_address := 0;
         -- Irish townlands, tagged as place=locality and locality=townland
@@ -1064,10 +1123,17 @@ BEGIN
         return NULL;
       END IF;
       NEW.rank_search := NEW.admin_level * 2;
-      NEW.rank_address := NEW.rank_search;
+      IF NEW.type = 'administrative' THEN
+        NEW.rank_address := NEW.rank_search;
+      ELSE
+        NEW.rank_address := 0;
+      END IF;
     ELSEIF NEW.class = 'landuse' AND ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') THEN
       NEW.rank_search := 22;
       NEW.rank_address := NEW.rank_search;
+    ELSEIF NEW.class = 'natural' and NEW.type in ('peak','volcano','mountain_range') THEN
+      NEW.rank_search := 18;
+      NEW.rank_address := 0;
     -- any feature more than 5 square miles is probably worth indexing
     ELSEIF ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') AND ST_Area(NEW.geometry) > 0.1 THEN
       NEW.rank_search := 22;
@@ -1093,9 +1159,9 @@ BEGIN
       NEW.rank_address := NEW.rank_search;
     ELSEIF NEW.class = 'natural' and NEW.type in ('coastline') THEN
       RETURN NULL;
-    ELSEIF NEW.class = 'natural' and NEW.type in ('peak','volcano') THEN
-      NEW.rank_search := 18;
-      NEW.rank_address := 0;
+    ELSEIF NEW.class = 'mountain_pass' THEN
+        NEW.rank_search := 20;
+        NEW.rank_address := 0;
     END IF;
 
   END IF;
@@ -1134,9 +1200,9 @@ BEGIN
 
       -- work around bug in postgis, this may have been fixed in 2.0.0 (see http://trac.osgeo.org/postgis/ticket/547)
       update placex set indexed_status = 2 where (st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry)) 
-       AND rank_search > NEW.rank_search and indexed_status = 0 and ST_geometrytype(placex.geometry) = 'ST_Point' and (rank_search < 28 or name is not null);
+       AND rank_search > NEW.rank_search and indexed_status = 0 and ST_geometrytype(placex.geometry) = 'ST_Point' and (rank_search < 28 or name is not null or (NEW.rank_search >= 16 and addr_place is not null));
       update placex set indexed_status = 2 where (st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry)) 
-       AND rank_search > NEW.rank_search and indexed_status = 0 and ST_geometrytype(placex.geometry) != 'ST_Point' and (rank_search < 28 or name is not null);
+       AND rank_search > NEW.rank_search and indexed_status = 0 and ST_geometrytype(placex.geometry) != 'ST_Point' and (rank_search < 28 or name is not null or (NEW.rank_search >= 16 and addr_place is not null));
     END IF;
   ELSE
     -- mark nearby items for re-indexing, where 'nearby' depends on the features rank_search and is a complete guess :(
@@ -1161,7 +1227,16 @@ BEGIN
     END IF;
     IF diameter > 0 THEN
 --      RAISE WARNING 'placex point insert: % % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type,diameter;
-      update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter) and (rank_search < 28 or name is not null);
+      IF NEW.rank_search >= 26 THEN
+        -- roads may cause reparenting for >27 rank places
+        update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter);
+      ELSEIF NEW.rank_search >= 16 THEN
+        -- up to rank 16, street-less addresses may need reparenting
+        update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter) and (rank_search < 28 or name is not null or addr_place is not null);
+      ELSE
+        -- for all other places the search terms may change as well
+        update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter) and (rank_search < 28 or name is not null);
+      END IF;
     END IF;
 
   END IF;
@@ -1170,7 +1245,7 @@ BEGIN
    -- Note: won't work on initial import because the classtype tables
    -- do not yet exist. It won't hurt either.
   classtable := 'place_classtype_' || NEW.class || '_' || NEW.type;
-  SELECT count(*)>0 FROM pg_tables WHERE tablename = classtable INTO result;
+  SELECT count(*)>0 FROM pg_tables WHERE tablename = classtable and schemaname = current_schema() INTO result;
   IF result THEN
     EXECUTE 'INSERT INTO ' || classtable::regclass || ' (place_id, centroid) VALUES ($1,$2)' 
     USING NEW.place_id, ST_Centroid(NEW.geometry);
@@ -1234,7 +1309,14 @@ DECLARE
   result BOOLEAN;
 BEGIN
 
-  IF NEW.indexed_status != 0 OR OLD.indexed_status = 0 OR NEW.linked_place_id is not null THEN
+  -- deferred delete
+  IF OLD.indexed_status = 100 THEN
+    --DEBUG: RAISE WARNING 'placex_update_delete % %',NEW.osm_type,NEW.osm_id;
+    delete from placex where place_id = OLD.place_id;
+    RETURN NULL;
+  END IF;
+
+  IF NEW.indexed_status != 0 OR OLD.indexed_status = 0 THEN
     RETURN NEW;
   END IF;
 
@@ -1248,31 +1330,25 @@ BEGIN
     RETURN NEW;
   END IF;
 
-  -- deferred delete
-  IF OLD.indexed_status = 100 THEN
-    --DEBUG: RAISE WARNING 'placex_update_delete % %',NEW.osm_type,NEW.osm_id;
-    delete from placex where place_id = OLD.place_id;
-    RETURN NULL;
-  END IF;
-
+  -- TODO: this test is now redundant?
   IF OLD.indexed_status != 0 THEN
-    --DEBUG: RAISE WARNING 'placex_update_0 % %',NEW.osm_type,NEW.osm_id;
 
     NEW.indexed_date = now();
 
-    IF NEW.class = 'place' AND NEW.type = 'houses' THEN
-      i := create_interpolation(NEW.osm_id, NEW.housenumber);
+    result := deleteSearchName(NEW.partition, NEW.place_id);
+    DELETE FROM place_addressline WHERE place_id = NEW.place_id;
+    DELETE FROM place_boundingbox where place_id = NEW.place_id;
+    result := deleteRoad(NEW.partition, NEW.place_id);
+    result := deleteLocationArea(NEW.partition, NEW.place_id, NEW.rank_search);
+    UPDATE placex set linked_place_id = null where linked_place_id = NEW.place_id;
+
+    IF NEW.linked_place_id is not null THEN
       RETURN NEW;
     END IF;
 
-    IF OLD.indexed_status > 0 THEN
-      result := deleteSearchName(NEW.partition, NEW.place_id);
-      DELETE FROM place_addressline WHERE place_id = NEW.place_id;
-      DELETE FROM place_boundingbox where place_id = NEW.place_id;
-      result := deleteRoad(NEW.partition, NEW.place_id);
-      result := deleteLocationArea(NEW.partition, NEW.place_id);
-      UPDATE placex set linked_place_id = null, indexed_status = 2 where linked_place_id = NEW.place_id and indexed_status = 0;
-      UPDATE placex set linked_place_id = null where linked_place_id = NEW.place_id;
+    IF NEW.class = 'place' AND NEW.type = 'houses' THEN
+      i := create_interpolation(NEW.osm_id, NEW.housenumber);
+      RETURN NEW;
     END IF;
 
     -- Speed up searches - just use the centroid of the feature
@@ -1302,9 +1378,9 @@ BEGIN
       default_language := get_country_language_code(NEW.calculated_country_code);
       IF default_language IS NOT NULL THEN
         IF NEW.name ? 'name' AND NOT NEW.name ? ('name:'||default_language) THEN
-          NEW.name := NEW.name || (('name:'||default_language) => (NEW.name -> 'name'));
+          NEW.name := NEW.name || hstore(('name:'||default_language), (NEW.name -> 'name'));
         ELSEIF NEW.name ? ('name:'||default_language) AND NOT NEW.name ? 'name' THEN
-          NEW.name := NEW.name || ('name' => (NEW.name -> ('name:'||default_language)));
+          NEW.name := NEW.name || hstore('name', (NEW.name -> ('name:'||default_language)));
         END IF;
       END IF;
     END IF;
@@ -1336,6 +1412,9 @@ BEGIN
 
 --RAISE WARNING 'finding street for %', NEW;
 
+      -- We won't get a better centroid, besides these places are too small to care
+      NEW.centroid := place_centroid;
+
       NEW.parent_place_id := null;
 
       -- to do that we have to find our parent road
@@ -1351,7 +1430,7 @@ BEGIN
             FOR i IN 1..array_upper(relation.members, 1) BY 2 LOOP
               IF NEW.parent_place_id IS NULL AND relation.members[i+1] = 'street' THEN
 --RAISE WARNING 'node in relation %',relation;
-                SELECT place_id from placex where osm_type='W' and osm_id = substring(relation.members[i],2,200)::integer 
+                SELECT place_id from placex where osm_type='W' and osm_id = substring(relation.members[i],2,200)::bigint 
                   and rank_search = 26 INTO NEW.parent_place_id;
               END IF;
             END LOOP;
@@ -1380,7 +1459,7 @@ BEGIN
                   FOR i IN 1..array_upper(relation.members, 1) BY 2 LOOP
                     IF NEW.parent_place_id IS NULL AND relation.members[i+1] = 'street' THEN
     --RAISE WARNING 'node in way that is in a relation %',relation;
-                      SELECT place_id from placex where osm_type='W' and osm_id = substring(relation.members[i],2,200)::integer 
+                      SELECT place_id from placex where osm_type='W' and osm_id = substring(relation.members[i],2,200)::bigint 
                         and rank_search = 26 INTO NEW.parent_place_id;
                     END IF;
                   END LOOP;
@@ -1389,20 +1468,25 @@ BEGIN
           END IF;    
           
           -- If the way contains an explicit name of a street copy it
-          IF NEW.street IS NULL AND location.street IS NOT NULL THEN
+          IF NEW.street IS NULL AND NEW.addr_place IS NULL AND location.street IS NOT NULL THEN
 --RAISE WARNING 'node in way that has a streetname %',location;
             NEW.street := location.street;
           END IF;
 
+          -- IF the way contains an explicit name of a place copy it
+          IF NEW.addr_place IS NULL AND NEW.street IS NULL AND location.addr_place IS NOT NULL THEN
+            NEW.addr_place := location.addr_place;
+          END IF;
+
           -- If this way is a street interpolation line then it is probably as good as we are going to get
-          IF NEW.parent_place_id IS NULL AND NEW.street IS NULL AND location.class = 'place' and location.type='houses' THEN
+          IF NEW.parent_place_id IS NULL AND NEW.street IS NULL AND NEW.addr_place IS NULL AND location.class = 'place' and location.type='houses' THEN
             -- Try and find a way that is close roughly parellel to this line
             FOR relation IN SELECT place_id FROM placex
               WHERE ST_DWithin(location.geometry, placex.geometry, 0.001) and placex.rank_search = 26
                 and st_geometrytype(location.geometry) in ('ST_LineString')
-              ORDER BY (ST_distance(placex.geometry, ST_Line_Interpolate_Point(location.geometry,0))+
-                        ST_distance(placex.geometry, ST_Line_Interpolate_Point(location.geometry,0.5))+
-                        ST_distance(placex.geometry, ST_Line_Interpolate_Point(location.geometry,1))) ASC limit 1
+              ORDER BY (ST_distance(placex.geometry, ST_LineInterpolatePoint(location.geometry,0))+
+                        ST_distance(placex.geometry, ST_LineInterpolatePoint(location.geometry,0.5))+
+                        ST_distance(placex.geometry, ST_LineInterpolatePoint(location.geometry,1))) ASC limit 1
             LOOP
 --RAISE WARNING 'using nearest street to address interpolation line,0.001 %',relation;
               NEW.parent_place_id := relation.place_id;
@@ -1425,7 +1509,7 @@ BEGIN
             FOR i IN 1..array_upper(relation.members, 1) BY 2 LOOP
               IF NEW.parent_place_id IS NULL AND relation.members[i+1] = 'street' THEN
 --RAISE WARNING 'way that is in a relation %',relation;
-                SELECT place_id from placex where osm_type='W' and osm_id = substring(relation.members[i],2,200)::integer
+                SELECT place_id from placex where osm_type='W' and osm_id = substring(relation.members[i],2,200)::bigint
                   and rank_search = 26 INTO NEW.parent_place_id;
               END IF;
             END LOOP;
@@ -1436,9 +1520,18 @@ BEGIN
 --RAISE WARNING 'x3 %',NEW.parent_place_id;
 
       IF NEW.parent_place_id IS NULL AND NEW.street IS NOT NULL THEN
-      	address_street_word_id := get_name_id(make_standard_name(NEW.street));
+        address_street_word_id := get_name_id(make_standard_name(NEW.street));
         IF address_street_word_id IS NOT NULL THEN
           FOR location IN SELECT * from getNearestNamedRoadFeature(NEW.partition, place_centroid, address_street_word_id) LOOP
+              NEW.parent_place_id := location.place_id;
+          END LOOP;
+        END IF;
+      END IF;
+
+      IF NEW.parent_place_id IS NULL AND NEW.addr_place IS NOT NULL THEN
+        address_street_word_id := get_name_id(make_standard_name(NEW.addr_place));
+        IF address_street_word_id IS NOT NULL THEN
+          FOR location IN SELECT * from getNearestNamedPlaceFeature(NEW.partition, place_centroid, address_street_word_id) LOOP
             NEW.parent_place_id := location.place_id;
           END LOOP;
         END IF;
@@ -1479,6 +1572,7 @@ BEGIN
 
         -- Merge address from parent
         nameaddress_vector := array_merge(nameaddress_vector, location.nameaddress_vector);
+        nameaddress_vector := array_merge(nameaddress_vector, location.name_vector);
 --return NEW;
         -- Performance, it would be more acurate to do all the rest of the import process but it takes too long
         -- Just be happy with inheriting from parent road only
@@ -1487,7 +1581,7 @@ BEGIN
           result := add_location(NEW.place_id, NEW.calculated_country_code, NEW.partition, name_vector, NEW.rank_search, NEW.rank_address, NEW.geometry);
         END IF;
 
-        result := insertSearchName(NEW.partition, NEW.place_id, NEW.calculated_country_code, name_vector, nameaddress_vector, NEW.rank_search, NEW.rank_address, NEW.importance, place_centroid);
+        result := insertSearchName(NEW.partition, NEW.place_id, NEW.calculated_country_code, name_vector, nameaddress_vector, NEW.rank_search, NEW.rank_address, NEW.importance, place_centroid, NEW.geometry);
 
         return NEW;
       END IF;
@@ -1503,70 +1597,96 @@ BEGIN
       select members from planet_osm_rels where id = NEW.osm_id INTO relation_members;
 
 -- RAISE WARNING 'get_osm_rel_members, label';
-      FOR relMember IN select get_osm_rel_members(relation_members,ARRAY['label']) as member LOOP
+      IF relation_members IS NOT NULL THEN
+        FOR relMember IN select get_osm_rel_members(relation_members,ARRAY['label']) as member LOOP
 
-        select * from placex where osm_type = upper(substring(relMember.member,1,1))::char(1) 
-          and osm_id = substring(relMember.member,2,10000)::bigint order by rank_search desc limit 1 into linkedPlacex;
+          FOR linkedPlacex IN select * from placex where osm_type = upper(substring(relMember.member,1,1))::char(1) 
+            and osm_id = substring(relMember.member,2,10000)::bigint order by rank_search desc limit 1 LOOP
 
-        -- If we don't already have one use this as the centre point of the geometry
-        IF NEW.centroid IS NULL THEN
-          NEW.centroid := coalesce(linkedPlacex.centroid,st_centroid(linkedPlacex.geometry));
-        END IF;
+            -- If we don't already have one use this as the centre point of the geometry
+            IF NEW.centroid IS NULL THEN
+              NEW.centroid := coalesce(linkedPlacex.centroid,st_centroid(linkedPlacex.geometry));
+            END IF;
 
-        -- merge in the label name, re-init word vector
-        NEW.name := linkedPlacex.name || NEW.name;
-        name_vector := make_keywords(NEW.name);
+            -- merge in the label name, re-init word vector
+            IF NOT linkedPlacex.name IS NULL THEN
+              NEW.name := linkedPlacex.name || NEW.name;
+              name_vector := array_merge(name_vector, make_keywords(linkedPlacex.name));
+            END IF;
 
-        -- merge in extra tags
-        NEW.extratags := linkedPlacex.extratags || NEW.extratags;
+            -- merge in extra tags
+            IF NOT linkedPlacex.extratags IS NULL THEN
+              NEW.extratags := linkedPlacex.extratags || NEW.extratags;
+            END IF;
 
-        -- mark the linked place (excludes from search results)
-        UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
+            IF NOT NEW.extratags ? linkedPlacex.class THEN
+              NEW.extratags := NEW.extratags || hstore(linkedPlacex.class, linkedPlacex.type);
+            END IF;
 
-      END LOOP;
+            -- mark the linked place (excludes from search results)
+            UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
 
-      IF NEW.centroid IS NULL THEN
+          END LOOP;
 
-        FOR relMember IN select get_osm_rel_members(relation_members,ARRAY['admin_center','admin_centre']) as member LOOP
+        END LOOP;
 
-          select * from placex where osm_type = upper(substring(relMember.member,1,1))::char(1) 
-            and osm_id = substring(relMember.member,2,10000)::bigint order by rank_search desc limit 1 into linkedPlacex;
+        IF NEW.centroid IS NULL THEN
 
-          -- For an admin centre we also want a name match - still not perfect, for example 'new york, new york'
-          -- But that can be fixed by explicitly setting the label in the data
-          IF make_standard_name(NEW.name->'name') = make_standard_name(linkedPlacex.name->'name') 
-            AND NEW.rank_search = linkedPlacex.rank_search THEN
+          FOR relMember IN select get_osm_rel_members(relation_members,ARRAY['admin_center','admin_centre']) as member LOOP
 
+            FOR linkedPlacex IN select * from placex where osm_type = upper(substring(relMember.member,1,1))::char(1) 
+              and osm_id = substring(relMember.member,2,10000)::bigint order by rank_search desc limit 1 LOOP
 
-            -- If we don't already have one use this as the centre point of the geometry
-            IF NEW.centroid IS NULL THEN
-              NEW.centroid := coalesce(linkedPlacex.centroid,st_centroid(linkedPlacex.geometry));
-            END IF;
+              -- For an admin centre we also want a name match - still not perfect, for example 'new york, new york'
+              -- But that can be fixed by explicitly setting the label in the data
+              IF make_standard_name(NEW.name->'name') = make_standard_name(linkedPlacex.name->'name') 
+                AND NEW.rank_address = linkedPlacex.rank_address THEN
 
-            -- merge in the name, re-init word vector
-            NEW.name := linkedPlacex.name || NEW.name;
-            name_vector := make_keywords(NEW.name);
+                -- If we don't already have one use this as the centre point of the geometry
+                IF NEW.centroid IS NULL THEN
+                  NEW.centroid := coalesce(linkedPlacex.centroid,st_centroid(linkedPlacex.geometry));
+                END IF;
 
-            -- merge in extra tags
-            NEW.extratags := linkedPlacex.extratags || NEW.extratags;
+                -- merge in the name, re-init word vector
+                IF NOT linkedPlacex.name IS NULL THEN
+                  NEW.name := linkedPlacex.name || NEW.name;
+                  name_vector := make_keywords(NEW.name);
+                END IF;
 
-            -- mark the linked place (excludes from search results)
-            UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
+                -- merge in extra tags
+                IF NOT linkedPlacex.extratags IS NULL THEN
+                  NEW.extratags := linkedPlacex.extratags || NEW.extratags;
+                END IF;
 
-            -- keep a note of the node id in case we need it for wikipedia in a bit
-            linked_node_id := linkedPlacex.osm_id;
-          END IF;
+                IF NOT NEW.extratags ? linkedPlacex.class THEN
+                  NEW.extratags := NEW.extratags || hstore(linkedPlacex.class, linkedPlacex.type);
+                END IF;
 
-        END LOOP;
+                -- mark the linked place (excludes from search results)
+                UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
 
+                -- keep a note of the node id in case we need it for wikipedia in a bit
+                linked_node_id := linkedPlacex.osm_id;
+              END IF;
+
+            END LOOP;
+
+          END LOOP;
+
+        END IF;
       END IF;
 
+    END IF;
+
+    -- Name searches can be done for ways as well as relations
+    IF NEW.osm_type in ('W','R') AND NEW.rank_search < 26 THEN
+
       -- not found one yet? how about doing a name search
       IF NEW.centroid IS NULL AND (NEW.name->'name') is not null and make_standard_name(NEW.name->'name') != '' THEN
 
         FOR linkedPlacex IN select placex.* from placex WHERE
           make_standard_name(name->'name') = make_standard_name(NEW.name->'name')
-          AND placex.rank_search = NEW.rank_search
+          AND placex.rank_address = NEW.rank_address
           AND placex.place_id != NEW.place_id
           AND placex.osm_type = 'N'::char(1) AND placex.rank_search < 26
           AND st_covers(NEW.geometry, placex.geometry)
@@ -1584,6 +1704,10 @@ BEGIN
           -- merge in extra tags
           NEW.extratags := linkedPlacex.extratags || NEW.extratags;
 
+          IF NOT NEW.extratags ? linkedPlacex.class THEN
+            NEW.extratags := NEW.extratags || hstore(linkedPlacex.class, linkedPlacex.type);
+          END IF;
+
           -- mark the linked place (excludes from search results)
           UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
 
@@ -1594,6 +1718,19 @@ BEGIN
 
       IF NEW.centroid IS NOT NULL THEN
         place_centroid := NEW.centroid;
+        -- Place might have had only a name tag before but has now received translations
+        -- from the linked place. Make sure a name tag for the default language exists in
+        -- this case. 
+        IF NEW.name is not null AND array_upper(akeys(NEW.name),1) > 1 THEN
+          default_language := get_country_language_code(NEW.calculated_country_code);
+          IF default_language IS NOT NULL THEN
+            IF NEW.name ? 'name' AND NOT NEW.name ? ('name:'||default_language) THEN
+              NEW.name := NEW.name || hstore(('name:'||default_language), (NEW.name -> 'name'));
+            ELSEIF NEW.name ? ('name:'||default_language) AND NOT NEW.name ? 'name' THEN
+              NEW.name := NEW.name || hstore('name', (NEW.name -> ('name:'||default_language)));
+            END IF;
+          END IF;
+        END IF;
       END IF;
 
       -- Did we gain a wikipedia tag in the process? then we need to recalculate our importance
@@ -1607,6 +1744,11 @@ BEGIN
 
     END IF;
 
+    -- make sure all names are in the word table
+    IF NEW.admin_level = 2 AND NEW.class = 'boundary' AND NEW.type = 'administrative' AND NEW.country_code IS NOT NULL THEN
+      perform create_country(NEW.name, lower(NEW.country_code));
+    END IF;
+
     NEW.parent_place_id = 0;
     parent_place_id_rank = 0;
 
@@ -1618,8 +1760,15 @@ BEGIN
         FOR i IN 1..array_upper(isin, 1) LOOP
           address_street_word_id := get_name_id(make_standard_name(isin[i]));
           IF address_street_word_id IS NOT NULL AND NOT(ARRAY[address_street_word_id] <@ isin_tokens) THEN
+            nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
             isin_tokens := isin_tokens || address_street_word_id;
           END IF;
+
+          -- merge word into address vector
+          address_street_word_id := get_word_id(make_standard_name(isin[i]));
+          IF address_street_word_id IS NOT NULL THEN
+            nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
+          END IF;
         END LOOP;
       END IF;
     END IF;
@@ -1629,11 +1778,32 @@ BEGIN
         FOR i IN 1..array_upper(isin, 1) LOOP
           address_street_word_id := get_name_id(make_standard_name(isin[i]));
           IF address_street_word_id IS NOT NULL AND NOT(ARRAY[address_street_word_id] <@ isin_tokens) THEN
+            nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
             isin_tokens := isin_tokens || address_street_word_id;
           END IF;
+
+          -- merge into address vector
+          address_street_word_id := get_word_id(make_standard_name(isin[i]));
+          IF address_street_word_id IS NOT NULL THEN
+            nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
+          END IF;
         END LOOP;
       END IF;
     END IF;
+
+    -- for the USA we have an additional address table.  Merge in zip codes from there too
+    IF NEW.rank_search = 26 AND NEW.calculated_country_code = 'us' THEN
+      FOR location IN SELECT distinct postcode from location_property_tiger where parent_place_id = NEW.place_id LOOP
+        address_street_word_id := get_name_id(make_standard_name(location.postcode));
+        nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
+        isin_tokens := isin_tokens || address_street_word_id;
+
+        -- also merge in the single word version
+        address_street_word_id := get_word_id(make_standard_name(location.postcode));
+        nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
+      END LOOP;
+    END IF;
+
 -- RAISE WARNING 'ISIN: %', isin_tokens;
 
     -- Process area matches
@@ -1661,23 +1831,27 @@ BEGIN
 
         -- RAISE WARNING '% isaddress: %', location.place_id, location_isaddress;
         -- Add it to the list of search terms
-        nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
+        IF location.rank_search > 4 THEN
+            nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
+        END IF;
         INSERT INTO place_addressline VALUES (NEW.place_id, location.place_id, true, location_isaddress, location.distance, location.rank_address);
 
         IF location_isaddress THEN
-            address_havelevel[location.rank_address] := true;
-            IF NOT location.isguess THEN
-                SELECT geometry FROM placex WHERE place_id = location.place_id INTO location_parent;
-            END IF;
-        END IF;
 
---RAISE WARNING '  Terms: (%) %',location, nameaddress_vector;
+          address_havelevel[location.rank_address] := true;
+          IF NOT location.isguess THEN
+            SELECT geometry FROM placex WHERE place_id = location.place_id INTO location_parent;
+          END IF;
+
+          IF location.rank_address > parent_place_id_rank THEN
+            NEW.parent_place_id = location.place_id;
+            parent_place_id_rank = location.rank_address;
+          END IF;
 
-        IF location.rank_address > parent_place_id_rank THEN
-          NEW.parent_place_id = location.place_id;
-          parent_place_id_rank = location.rank_address;
         END IF;
 
+--RAISE WARNING '  Terms: (%) %',location, nameaddress_vector;
+
       END IF;
 
     END LOOP;
@@ -1686,21 +1860,25 @@ BEGIN
     IF array_upper(isin_tokens, 1) IS NOT NULL THEN
       FOR i IN 1..array_upper(isin_tokens, 1) LOOP
 --RAISE WARNING '  getNearestNamedFeature: % % % %',NEW.partition, place_centroid, search_maxrank, isin_tokens[i];
+        IF NOT ARRAY[isin_tokens[i]] <@ nameaddress_vector THEN
 
-        FOR location IN SELECT * from getNearestNamedFeature(NEW.partition, place_centroid, search_maxrank, isin_tokens[i]) LOOP
+          FOR location IN SELECT * from getNearestNamedFeature(NEW.partition, place_centroid, search_maxrank, isin_tokens[i]) LOOP
 
---RAISE WARNING '  ISIN: %',location;
+  --RAISE WARNING '  ISIN: %',location;
 
-          nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
-          INSERT INTO place_addressline VALUES (NEW.place_id, location.place_id, false, NOT address_havelevel[location.rank_address], location.distance, location.rank_address);
-          address_havelevel[location.rank_address] := true;
+            IF location.rank_search > 4 THEN
+                nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
+                INSERT INTO place_addressline VALUES (NEW.place_id, location.place_id, false, NOT address_havelevel[location.rank_address], location.distance, location.rank_address);
+                address_havelevel[location.rank_address] := true;
 
-          IF location.rank_address > parent_place_id_rank THEN
-            NEW.parent_place_id = location.place_id;
-            parent_place_id_rank = location.rank_address;
-          END IF;
+                IF location.rank_address > parent_place_id_rank THEN
+                  NEW.parent_place_id = location.place_id;
+                  parent_place_id_rank = location.rank_address;
+                END IF;
+            END IF;
+          END LOOP;
 
-        END LOOP;
+        END IF;
 
       END LOOP;
     END IF;
@@ -1718,7 +1896,7 @@ BEGIN
           location_distance := location.distance * 1.5;
         END IF;
 
-        IF location.distance < location_distance THEN
+        IF location.rank_search > 4 AND location.distance < location_distance THEN
 
           -- Add it to the list of search terms
           nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
@@ -1741,9 +1919,8 @@ BEGIN
         result := insertLocationRoad(NEW.partition, NEW.place_id, NEW.calculated_country_code, NEW.geometry);
       END IF;
 
-      result := insertSearchName(NEW.partition, NEW.place_id, NEW.calculated_country_code, name_vector, nameaddress_vector, NEW.rank_search, NEW.rank_address, NEW.importance, place_centroid);
+      result := insertSearchName(NEW.partition, NEW.place_id, NEW.calculated_country_code, name_vector, nameaddress_vector, NEW.rank_search, NEW.rank_address, NEW.importance, place_centroid, NEW.geometry);
 
---      INSERT INTO search_name values (NEW.place_id, NEW.rank_search, NEW.rank_search, 0, NEW.calculated_country_code, name_vector, nameaddress_vector, place_centroid);
     END IF;
 
     -- If we've not managed to pick up a better one - default centroid
@@ -1776,7 +1953,7 @@ BEGIN
     -- mark everything linked to this place for re-indexing
     --DEBUG: RAISE WARNING 'placex_delete:03 % %',OLD.osm_type,OLD.osm_id;
     UPDATE placex set indexed_status = 2 from place_addressline where address_place_id = OLD.place_id 
-      and placex.place_id = place_addressline.place_id and indexed_status = 0;
+      and placex.place_id = place_addressline.place_id and indexed_status = 0 and place_addressline.isaddress;
 
     --DEBUG: RAISE WARNING 'placex_delete:04 % %',OLD.osm_type,OLD.osm_id;
     DELETE FROM place_addressline where address_place_id = OLD.place_id;
@@ -1793,7 +1970,7 @@ BEGIN
   --DEBUG: RAISE WARNING 'placex_delete:08 % %',OLD.osm_type,OLD.osm_id;
 
   IF OLD.rank_address < 26 THEN
-    b := deleteLocationArea(OLD.partition, OLD.place_id);
+    b := deleteLocationArea(OLD.partition, OLD.place_id, OLD.rank_search);
   END IF;
 
   --DEBUG: RAISE WARNING 'placex_delete:09 % %',OLD.osm_type,OLD.osm_id;
@@ -1810,7 +1987,7 @@ BEGIN
 
   -- remove from tables for special search
   classtable := 'place_classtype_' || OLD.class || '_' || OLD.type;
-  SELECT count(*)>0 FROM pg_tables WHERE tablename = classtable INTO b;
+  SELECT count(*)>0 FROM pg_tables WHERE tablename = classtable and schemaname = current_schema() INTO b;
   IF b THEN
     EXECUTE 'DELETE FROM ' || classtable::regclass || ' WHERE place_id = $1' USING OLD.place_id;
   END IF;
@@ -1867,10 +2044,9 @@ BEGIN
   END IF;
 
   -- Just block these - lots and pointless
-  IF NEW.class = 'highway' and NEW.type in ('turning_circle','traffic_signals','mini_roundabout','noexit','crossing') THEN
-    RETURN null;
-  END IF;
   IF NEW.class in ('landuse','natural') and NEW.name is null THEN
+    -- if the name tag was removed, older versions might still be lurking in the place table
+    DELETE FROM place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
     RETURN null;
   END IF;
 
@@ -1916,16 +2092,30 @@ BEGIN
   DELETE from import_polygon_error where osm_type = NEW.osm_type and osm_id = NEW.osm_id;
   DELETE from import_polygon_delete where osm_type = NEW.osm_type and osm_id = NEW.osm_id;
 
-  -- To paraphrase, if there isn't an existing item, OR if the admin level has changed, OR if it is a major change in geometry
-  IF existingplacex.osm_type IS NULL THEN
+  -- To paraphrase, if there isn't an existing item, OR if the admin level has changed
+  IF existingplacex.osm_type IS NULL OR
+    (coalesce(existingplacex.admin_level, 15) != coalesce(NEW.admin_level, 15) AND existingplacex.class = 'boundary' AND existingplacex.type = 'administrative')
+  THEN
+
+    IF existingplacex.osm_type IS NOT NULL THEN
+      -- sanity check: ignore admin_level changes on places with too many active children
+      -- or we end up reindexing entire countries because somebody accidentally deleted admin_level
+      --LIMIT INDEXING: SELECT count(*) FROM (SELECT 'a' FROM placex , place_addressline where address_place_id = existingplacex.place_id and placex.place_id = place_addressline.place_id and indexed_status = 0 and place_addressline.isaddress LIMIT 100001) sub INTO i;
+      --LIMIT INDEXING: IF i > 100000 THEN
+      --LIMIT INDEXING:  RETURN null;
+      --LIMIT INDEXING: END IF;
+    END IF;
 
     IF existing.osm_type IS NOT NULL THEN
+      -- pathological case caused by the triggerless copy into place during initial import
+      -- force delete even for large areas, it will be reinserted later
+      UPDATE place set geometry = ST_SetSRID(ST_Point(0,0), 4326) where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
       DELETE from place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
     END IF;
 
     -- No - process it as a new insertion (hopefully of low rank or it will be slow)
     insert into placex (osm_type, osm_id, class, type, name, admin_level, housenumber, 
-      street, isin, postcode, country_code, extratags, geometry)
+      street, addr_place, isin, postcode, country_code, extratags, geometry)
       values (NEW.osm_type
         ,NEW.osm_id
         ,NEW.class
@@ -1934,6 +2124,7 @@ BEGIN
         ,NEW.admin_level
         ,NEW.housenumber
         ,NEW.street
+        ,NEW.addr_place
         ,NEW.isin
         ,NEW.postcode
         ,NEW.country_code
@@ -1959,6 +2150,9 @@ BEGIN
     IF coalesce(existing.street, '') != coalesce(NEW.street, '') THEN
       RAISE WARNING 'update details, street: % % % %',NEW.osm_type,NEW.osm_id,existing.street,NEW.street;
     END IF;
+    IF coalesce(existing.addr_place, '') != coalesce(NEW.addr_place, '') THEN
+      RAISE WARNING 'update details, street: % % % %',NEW.osm_type,NEW.osm_id,existing.addr_place,NEW.addr_place;
+    END IF;
     IF coalesce(existing.isin, '') != coalesce(NEW.isin, '') THEN
       RAISE WARNING 'update details, isin: % % % %',NEW.osm_type,NEW.osm_id,existing.isin,NEW.isin;
     END IF;
@@ -2001,6 +2195,7 @@ BEGIN
   IF FALSE AND existingplacex.rank_search < 26
      AND coalesce(existing.housenumber, '') = coalesce(NEW.housenumber, '')
      AND coalesce(existing.street, '') = coalesce(NEW.street, '')
+     AND coalesce(existing.addr_place, '') = coalesce(NEW.addr_place, '')
      AND coalesce(existing.isin, '') = coalesce(NEW.isin, '')
      AND coalesce(existing.postcode, '') = coalesce(NEW.postcode, '')
      AND coalesce(existing.country_code, '') = coalesce(NEW.country_code, '')
@@ -2023,6 +2218,7 @@ BEGIN
     IF coalesce(existing.name::text, '') != coalesce(NEW.name::text, '')
         OR coalesce(existing.housenumber, '') != coalesce(NEW.housenumber, '')
         OR coalesce(existing.street, '') != coalesce(NEW.street, '')
+        OR coalesce(existing.addr_place, '') != coalesce(NEW.addr_place, '')
         OR coalesce(existing.isin, '') != coalesce(NEW.isin, '')
         OR coalesce(existing.postcode, '') != coalesce(NEW.postcode, '')
         OR coalesce(existing.country_code, '') != coalesce(NEW.country_code, '') THEN
@@ -2041,6 +2237,7 @@ BEGIN
      OR coalesce(existing.extratags::text, '') != coalesce(NEW.extratags::text, '')
      OR coalesce(existing.housenumber, '') != coalesce(NEW.housenumber, '')
      OR coalesce(existing.street, '') != coalesce(NEW.street, '')
+     OR coalesce(existing.addr_place, '') != coalesce(NEW.addr_place, '')
      OR coalesce(existing.isin, '') != coalesce(NEW.isin, '')
      OR coalesce(existing.postcode, '') != coalesce(NEW.postcode, '')
      OR coalesce(existing.country_code, '') != coalesce(NEW.country_code, '')
@@ -2052,10 +2249,12 @@ BEGIN
       name = NEW.name,
       housenumber  = NEW.housenumber,
       street = NEW.street,
+      addr_place = NEW.addr_place,
       isin = NEW.isin,
       postcode = NEW.postcode,
       country_code = NEW.country_code,
       extratags = NEW.extratags,
+      admin_level = NEW.admin_level,
       geometry = NEW.geometry
       where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
 
@@ -2063,11 +2262,13 @@ BEGIN
       name = NEW.name,
       housenumber = NEW.housenumber,
       street = NEW.street,
+      addr_place = NEW.addr_place,
       isin = NEW.isin,
       postcode = NEW.postcode,
       country_code = NEW.country_code,
       parent_place_id = null,
       extratags = NEW.extratags,
+      admin_level = CASE WHEN NEW.admin_level > 15 THEN 15 ELSE NEW.admin_level END,
       indexed_status = 2,    
       geometry = NEW.geometry
       where place_id = existingplacex.place_id;
@@ -2099,7 +2300,9 @@ BEGIN
     END IF;
   END LOOP;
 
-  RETURN null;
+  -- anything will do as a fallback - just take the first name type thing there is
+  search := avals(name);
+  RETURN search[1];
 END;
 $$
 LANGUAGE plpgsql IMMUTABLE;
@@ -2192,11 +2395,11 @@ END;
 $$
 LANGUAGE plpgsql;
 
-DROP TYPE addressline CASCADE;
+DROP TYPE IF EXISTS addressline CASCADE;
 create type addressline as (
   place_id BIGINT,
   osm_type CHAR(1),
-  osm_id INTEGER,
+  osm_id BIGINT,
   name HSTORE,
   class TEXT,
   type TEXT,
@@ -2255,7 +2458,7 @@ BEGIN
   hadcountry := false;
   FOR location IN 
     select placex.place_id, osm_type, osm_id,
-      CASE WHEN class = 'place' and type = 'postcode' THEN 'name' => postcode ELSE name END as name,
+      CASE WHEN class = 'place' and type = 'postcode' THEN hstore('name', postcode) ELSE name END as name,
       class, type, admin_level, true as fromarea, true as isaddress,
       CASE WHEN rank_address = 0 THEN 100 WHEN rank_address = 11 THEN 5 ELSE rank_address END as rank_address,
       0 as distance, calculated_country_code
@@ -2288,10 +2491,10 @@ BEGIN
 
   FOR location IN 
     select placex.place_id, osm_type, osm_id,
-      CASE WHEN class = 'place' and type = 'postcode' THEN 'name' => postcode ELSE name END as name,
+      CASE WHEN class = 'place' and type = 'postcode' THEN hstore('name', postcode) ELSE name END as name,
       class, type, admin_level, fromarea, isaddress,
       CASE WHEN address_place_id = for_place_id AND rank_address = 0 THEN 100 WHEN rank_address = 11 THEN 5 ELSE rank_address END as rank_address,
-      distance,calculated_country_code
+      distance,calculated_country_code,postcode
       from place_addressline join placex on (address_place_id = placex.place_id) 
       where place_addressline.place_id = for_place_id 
       and (cached_rank_address > 0 AND cached_rank_address < searchrankaddress)
@@ -2306,6 +2509,9 @@ BEGIN
     IF searchpostcode IS NOT NULL and location.type = 'postcode' THEN
       location.isaddress := FALSE;
     END IF;
+    IF searchpostcode IS NULL and location.isaddress and location.type != 'postcode' and location.postcode IS NOT NULL THEN
+      searchpostcode := location.postcode;
+    END IF;
     IF location.rank_address = 4 AND location.isaddress THEN
       hadcountry := true;
     END IF;
@@ -2333,7 +2539,7 @@ BEGIN
   END IF;
 
   IF searchcountrycode IS NOT NULL THEN
-    location := ROW(null, null, null, 'ref'=>searchcountrycode, 'place', 'country_code', null, true, false, 4, 0)::addressline;
+    location := ROW(null, null, null, hstore('ref', searchcountrycode), 'place', 'country_code', null, true, false, 4, 0)::addressline;
     RETURN NEXT location;
   END IF;
 
@@ -2344,12 +2550,12 @@ BEGIN
   END IF;
 
   IF searchhousenumber IS NOT NULL THEN
-    location := ROW(in_place_id, null, null, 'ref'=>searchhousenumber, 'place', 'house_number', null, true, true, 28, 0)::addressline;
+    location := ROW(in_place_id, null, null, hstore('ref', searchhousenumber), 'place', 'house_number', null, true, true, 28, 0)::addressline;
     RETURN NEXT location;
   END IF;
 
   IF searchpostcode IS NOT NULL THEN
-    location := ROW(null, null, null, 'ref'=>searchpostcode, 'place', 'postcode', null, true, true, 5, 0)::addressline;
+    location := ROW(null, null, null, hstore('ref', searchpostcode), 'place', 'postcode', null, true, true, 5, 0)::addressline;
     RETURN NEXT location;
   END IF;
 
@@ -2444,6 +2650,7 @@ BEGIN
       name = place.name,
       housenumber = place.housenumber,
       street = place.street,
+      addr_place = place.addr_place,
       isin = place.isin,
       postcode = place.postcode,
       country_code = place.country_code,
@@ -2845,3 +3052,79 @@ BEGIN
 END;
 $$
 LANGUAGE plpgsql;
+
+
+CREATE OR REPLACE FUNCTION place_force_delete(placeid BIGINT) RETURNS BOOLEAN
+  AS $$
+DECLARE
+    osmid BIGINT;
+    osmtype character(1);
+    pclass text;
+    ptype text;
+BEGIN
+  SELECT osm_type, osm_id, class, type FROM placex WHERE place_id = placeid INTO osmtype, osmid, pclass, ptype;
+  DELETE FROM import_polygon_delete where osm_type = osmtype and osm_id = osmid and class = pclass and type = ptype;
+  DELETE FROM import_polygon_error where osm_type = osmtype and osm_id = osmid and class = pclass and type = ptype;
+  -- force delete from place/placex by making it a very small geometry
+  UPDATE place set geometry = ST_SetSRID(ST_Point(0,0), 4326) where osm_type = osmtype and osm_id = osmid and class = pclass and type = ptype;
+  DELETE FROM place where osm_type = osmtype and osm_id = osmid and class = pclass and type = ptype;
+
+  RETURN TRUE;
+END;
+$$
+LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION place_force_update(placeid BIGINT) RETURNS BOOLEAN
+  AS $$
+DECLARE
+  placegeom GEOMETRY;
+  geom GEOMETRY;
+  diameter FLOAT;
+  rank INTEGER;
+BEGIN
+  SELECT geometry, rank_search FROM placex WHERE place_id = placeid INTO placegeom, rank;
+  IF placegeom IS NOT NULL AND ST_IsValid(placegeom) THEN
+    IF ST_GeometryType(placegeom) in ('ST_Polygon','ST_MultiPolygon') THEN
+      FOR geom IN select split_geometry(placegeom) FROM placex WHERE place_id = placeid LOOP
+        update placex set indexed_status = 2 where (st_covers(geom, placex.geometry) OR ST_Intersects(geom, placex.geometry)) 
+        AND rank_search > rank and indexed_status = 0 and ST_geometrytype(placex.geometry) = 'ST_Point' and (rank_search < 28 or name is not null or (rank >= 16 and addr_place is not null));
+        update placex set indexed_status = 2 where (st_covers(geom, placex.geometry) OR ST_Intersects(geom, placex.geometry)) 
+        AND rank_search > rank and indexed_status = 0 and ST_geometrytype(placex.geometry) != 'ST_Point' and (rank_search < 28 or name is not null or (rank >= 16 and addr_place is not null));
+      END LOOP;
+    ELSE
+        diameter := 0;
+        IF rank = 11 THEN
+          diameter := 0.05;
+        ELSEIF rank < 18 THEN
+          diameter := 0.1;
+        ELSEIF rank < 20 THEN
+          diameter := 0.05;
+        ELSEIF rank = 21 THEN
+          diameter := 0.001;
+        ELSEIF rank < 24 THEN
+          diameter := 0.02;
+        ELSEIF rank < 26 THEN
+          diameter := 0.002; -- 100 to 200 meters
+        ELSEIF rank < 28 THEN
+          diameter := 0.001; -- 50 to 100 meters
+        END IF;
+        IF diameter > 0 THEN
+          IF rank >= 26 THEN
+            -- roads may cause reparenting for >27 rank places
+            update placex set indexed_status = 2 where indexed_status = 0 and rank_search > rank and ST_DWithin(placex.geometry, placegeom, diameter);
+          ELSEIF rank >= 16 THEN
+            -- up to rank 16, street-less addresses may need reparenting
+            update placex set indexed_status = 2 where indexed_status = 0 and rank_search > rank and ST_DWithin(placex.geometry, placegeom, diameter) and (rank_search < 28 or name is not null or addr_place is not null);
+          ELSE
+            -- for all other places the search terms may change as well
+            update placex set indexed_status = 2 where indexed_status = 0 and rank_search > rank and ST_DWithin(placex.geometry, placegeom, diameter) and (rank_search < 28 or name is not null);
+          END IF;
+        END IF;
+    END IF;
+    RETURN TRUE;
+  END IF;
+
+  RETURN FALSE;
+END;
+$$
+LANGUAGE plpgsql;