Merge remote-tracking branch 'upstream/master'

[nominatim.git] / sql / functions.sql

diff --git a/sql/functions.sql b/sql/functions.sql
index fd71c6fdd7c6ef9288622a4a3713022c1713e3ce..33a5e6b9709647959b1abe45c988dd9388f45454 100644 (file)
--- a/sql/functions.sql
+++ b/sql/functions.sql
@@ -35,7 +35,7 @@ CREATE OR REPLACE FUNCTION make_standard_name(name TEXT) RETURNS TEXT
 DECLARE
   o TEXT;
 BEGIN
 DECLARE
   o TEXT;
 BEGIN

-  o := gettokenstring(transliteration(name));
+  o := public.gettokenstring(public.transliteration(name));

   RETURN trim(substr(o,1,length(o)));
 END;
 $$
   RETURN trim(substr(o,1,length(o)));
 END;
 $$


@@ -83,6 +83,26 @@ END;
 $$
 LANGUAGE plpgsql;
 
 $$
 LANGUAGE plpgsql;
 

+CREATE OR REPLACE FUNCTION getorcreate_postcode_id(postcode TEXT)
+  RETURNS INTEGER
+  AS $$
+DECLARE
+  lookup_token TEXT;
+  lookup_word TEXT;
+  return_word_id INTEGER;
+BEGIN
+  lookup_word := upper(trim(postcode));
+  lookup_token := ' ' || make_standard_name(lookup_word);
+  SELECT min(word_id) FROM word WHERE word_token = lookup_token and class='place' and type='postcode' into return_word_id;
+  IF return_word_id IS NULL THEN
+    return_word_id := nextval('seq_word');
+    INSERT INTO word VALUES (return_word_id, lookup_token, lookup_word, 'place', 'postcode', null, 0);
+  END IF;
+  RETURN return_word_id;
+END;
+$$
+LANGUAGE plpgsql;
+

 CREATE OR REPLACE FUNCTION getorcreate_country(lookup_word TEXT, lookup_country_code varchar(2))
   RETURNS INTEGER
   AS $$
 CREATE OR REPLACE FUNCTION getorcreate_country(lookup_word TEXT, lookup_country_code varchar(2))
   RETURNS INTEGER
   AS $$


@@ -236,6 +256,28 @@ END;
 $$
 LANGUAGE plpgsql IMMUTABLE;
 
 $$
 LANGUAGE plpgsql IMMUTABLE;
 

+CREATE OR REPLACE FUNCTION reverse_place_diameter(rank_search SMALLINT)
+  RETURNS FLOAT
+  AS $$
+BEGIN
+  IF rank_search <= 4 THEN
+    RETURN 5.0;
+  ELSIF rank_search <= 8 THEN
+    RETURN 1.8;
+  ELSIF rank_search <= 12 THEN
+    RETURN 0.6;
+  ELSIF rank_search <= 17 THEN
+    RETURN 0.16;
+  ELSIF rank_search <= 18 THEN
+    RETURN 0.08;
+  ELSIF rank_search <= 19 THEN
+    RETURN 0.04;
+  END IF;
+
+  RETURN 0.02;
+END;
+$$
+LANGUAGE plpgsql IMMUTABLE;

 
 CREATE OR REPLACE FUNCTION get_postcode_rank(country_code VARCHAR(2), postcode TEXT,
                                       OUT rank_search SMALLINT, OUT rank_address SMALLINT)
 
 CREATE OR REPLACE FUNCTION get_postcode_rank(country_code VARCHAR(2), postcode TEXT,
                                       OUT rank_search SMALLINT, OUT rank_address SMALLINT)


@@ -245,6 +287,7 @@ DECLARE
 BEGIN
     rank_search := 30;
     rank_address := 30;
 BEGIN
     rank_search := 30;
     rank_address := 30;

+    postcode := upper(postcode);

 
     IF country_code = 'gb' THEN
         IF postcode ~ '^([A-Z][A-Z]?[0-9][0-9A-Z]? [0-9][A-Z][A-Z])$' THEN
 
     IF country_code = 'gb' THEN
         IF postcode ~ '^([A-Z][A-Z]?[0-9][0-9A-Z]? [0-9][A-Z][A-Z])$' THEN


@@ -293,6 +336,39 @@ END;
 $$
 LANGUAGE plpgsql IMMUTABLE;
 
 $$
 LANGUAGE plpgsql IMMUTABLE;
 

+-- Find the nearest artificial postcode for the given geometry.
+-- TODO For areas there should not be more than two inside the geometry.
+CREATE OR REPLACE FUNCTION get_nearest_postcode(country VARCHAR(2), geom GEOMETRY) RETURNS TEXT
+  AS $$
+DECLARE
+  outcode TEXT;
+  cnt INTEGER;
+BEGIN
+    -- If the geometry is an area then only one postcode must be within
+    -- that area, otherwise consider the area as not having a postcode.
+    IF ST_GeometryType(geom) in ('ST_Polygon','ST_MultiPolygon') THEN
+        SELECT min(postcode), count(*) FROM
+              (SELECT postcode FROM location_postcode
+                WHERE ST_Contains(geom, location_postcode.geometry) LIMIT 2) sub
+          INTO outcode, cnt;
+
+        IF cnt = 1 THEN
+            RETURN outcode;
+        ELSE
+            RETURN null;
+        END IF;
+    END IF;
+
+    SELECT postcode FROM location_postcode
+     WHERE ST_DWithin(geom, location_postcode.geometry, 0.05)
+          AND location_postcode.country_code = country
+     ORDER BY ST_Distance(geom, location_postcode.geometry) LIMIT 1
+    INTO outcode;
+
+    RETURN outcode;
+END;
+$$
+LANGUAGE plpgsql;

 
 
 CREATE OR REPLACE FUNCTION create_country(src HSTORE, lookup_country_code varchar(2)) RETURNS VOID
 
 
 CREATE OR REPLACE FUNCTION create_country(src HSTORE, lookup_country_code varchar(2)) RETURNS VOID


@@ -574,36 +650,38 @@ CREATE OR REPLACE FUNCTION add_location(
     keywords INTEGER[],
     rank_search INTEGER,
     rank_address INTEGER,
     keywords INTEGER[],
     rank_search INTEGER,
     rank_address INTEGER,

+    in_postcode TEXT,

     geometry GEOMETRY
   ) 
   RETURNS BOOLEAN
   AS $$
 DECLARE
   locationid INTEGER;
     geometry GEOMETRY
   ) 
   RETURNS BOOLEAN
   AS $$
 DECLARE
   locationid INTEGER;

-  isarea BOOLEAN;

   centroid GEOMETRY;
   diameter FLOAT;
   x BOOLEAN;
   splitGeom RECORD;
   secgeo GEOMETRY;
   centroid GEOMETRY;
   diameter FLOAT;
   x BOOLEAN;
   splitGeom RECORD;
   secgeo GEOMETRY;

+  postcode TEXT;

 BEGIN
 
   IF rank_search > 25 THEN
     RAISE EXCEPTION 'Adding location with rank > 25 (% rank %)', place_id, rank_search;
   END IF;
 
 BEGIN
 
   IF rank_search > 25 THEN
     RAISE EXCEPTION 'Adding location with rank > 25 (% rank %)', place_id, rank_search;
   END IF;
 

---  RAISE WARNING 'Adding location with rank > 25 (% rank %)', place_id, rank_search;
-

   x := deleteLocationArea(partition, place_id, rank_search);
 
   x := deleteLocationArea(partition, place_id, rank_search);
 

-  isarea := false;
-  IF (ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon') AND ST_IsValid(geometry)) THEN
+  -- add postcode only if it contains a single entry, i.e. ignore postcode lists
+  postcode := NULL;
+  IF in_postcode is not null AND in_postcode not similar to '%(,|;)%' THEN
+      postcode := upper(trim (in_postcode));
+  END IF;

 
 

-    isArea := true;
+  IF ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon') THEN

     centroid := ST_Centroid(geometry);
 
     FOR secgeo IN select split_geometry(geometry) AS geom LOOP
     centroid := ST_Centroid(geometry);
 
     FOR secgeo IN select split_geometry(geometry) AS geom LOOP

-      x := insertLocationAreaLarge(partition, place_id, country_code, keywords, rank_search, rank_address, false, centroid, secgeo);
+      x := insertLocationAreaLarge(partition, place_id, country_code, keywords, rank_search, rank_address, false, postcode, centroid, secgeo);

     END LOOP;
 
   ELSE
     END LOOP;
 
   ELSE


@@ -628,7 +706,7 @@ BEGIN
 --    RAISE WARNING 'adding % diameter %', place_id, diameter;
 
     secgeo := ST_Buffer(geometry, diameter);
 --    RAISE WARNING 'adding % diameter %', place_id, diameter;
 
     secgeo := ST_Buffer(geometry, diameter);

-    x := insertLocationAreaLarge(partition, place_id, country_code, keywords, rank_search, rank_address, true, ST_Centroid(geometry), secgeo);
+    x := insertLocationAreaLarge(partition, place_id, country_code, keywords, rank_search, rank_address, true, postcode, ST_Centroid(geometry), secgeo);

 
   END IF;
 
 
   END IF;
 


@@ -781,12 +859,15 @@ BEGIN
             RETURN NULL;
         END IF;
 
             RETURN NULL;
         END IF;
 

-        NEW.postcode := NEW.address->'postcode';
-        NEW.name := hstore('ref', NEW.postcode);
+        NEW.name := hstore('ref', NEW.address->'postcode');

 
 

-        SELECT * FROM get_postcode_rank(NEW.country_code, NEW.postcode)
+        SELECT * FROM get_postcode_rank(NEW.country_code, NEW.address->'postcode')

           INTO NEW.rank_search, NEW.rank_address;
 
           INTO NEW.rank_search, NEW.rank_address;
 

+        IF NOT ST_GeometryType(NEW.geometry) IN ('ST_Polygon','ST_MultiPolygon') THEN
+            NEW.rank_address := 0;
+        END IF;
+

     ELSEIF NEW.class = 'place' THEN
       IF NEW.type in ('continent') THEN
         NEW.rank_search := 2;
     ELSEIF NEW.class = 'place' THEN
       IF NEW.type in ('continent') THEN
         NEW.rank_search := 2;


@@ -860,6 +941,9 @@ BEGIN
       ELSE
         NEW.rank_address := 0;
       END IF;
       ELSE
         NEW.rank_address := 0;
       END IF;

+    ELSEIF NEW.class = 'leisure' and NEW.type in ('park') THEN
+      NEW.rank_search := 24;
+      NEW.rank_address := 0;

     ELSEIF NEW.class = 'natural' and NEW.type in ('peak','volcano','mountain_range') THEN
       NEW.rank_search := 18;
       NEW.rank_address := 0;
     ELSEIF NEW.class = 'natural' and NEW.type in ('peak','volcano','mountain_range') THEN
       NEW.rank_search := 18;
       NEW.rank_address := 0;


@@ -1001,8 +1085,8 @@ DECLARE
   linegeo GEOMETRY;
   splitline GEOMETRY;
   sectiongeo GEOMETRY;
   linegeo GEOMETRY;
   splitline GEOMETRY;
   sectiongeo GEOMETRY;

+  interpol_postcode TEXT;

   postcode TEXT;
   postcode TEXT;

-  seg_postcode TEXT;

 BEGIN
   -- deferred delete
   IF OLD.indexed_status = 100 THEN
 BEGIN
   -- deferred delete
   IF OLD.indexed_status = 100 THEN


@@ -1021,9 +1105,11 @@ BEGIN
                                                  NEW.address->'place',
                                                  NEW.partition, place_centroid, NEW.linegeo);
 
                                                  NEW.address->'place',
                                                  NEW.partition, place_centroid, NEW.linegeo);
 

-
-  IF NEW.address is not NULL and NEW.address ? 'postcode' THEN
-      NEW.postcode = NEW.address->'postcode';
+  IF NEW.address is not NULL AND NEW.address ? 'postcode' AND NEW.address->'postcode' not similar to '%(,|;)%' THEN
+    interpol_postcode := NEW.address->'postcode';
+    housenum := getorcreate_postcode_id(NEW.address->'postcode');
+  ELSE
+    interpol_postcode := NULL;

   END IF;
 
   -- if the line was newly inserted, split the line as necessary
   END IF;
 
   -- if the line was newly inserted, split the line as necessary


@@ -1036,7 +1122,6 @@ BEGIN
 
       linegeo := NEW.linegeo;
       startnumber := NULL;
 
       linegeo := NEW.linegeo;
       startnumber := NULL;

-      postcode := NEW.postcode;

 
       FOR nodeidpos in 1..array_upper(waynodes, 1) LOOP
 
 
       FOR nodeidpos in 1..array_upper(waynodes, 1) LOOP
 


@@ -1069,15 +1154,24 @@ BEGIN
               sectiongeo := ST_Reverse(sectiongeo);
             END IF;
 
               sectiongeo := ST_Reverse(sectiongeo);
             END IF;
 

-            seg_postcode := coalesce(postcode,
-                                     prevnode.address->'postcode',
-                                     nextnode.address->'postcode');
+            -- determine postcode
+            postcode := coalesce(interpol_postcode,
+                                 prevnode.address->'postcode',
+                                 nextnode.address->'postcode',
+                                 postcode);
+
+            IF postcode is NULL THEN
+                SELECT placex.postcode FROM placex WHERE place_id = NEW.parent_place_id INTO postcode;
+            END IF;
+            IF postcode is NULL THEN
+                postcode := get_nearest_postcode(NEW.country_code, nextnode.geometry);
+            END IF;

 
             IF NEW.startnumber IS NULL THEN
                 NEW.startnumber := startnumber;
                 NEW.endnumber := endnumber;
                 NEW.linegeo := sectiongeo;
 
             IF NEW.startnumber IS NULL THEN
                 NEW.startnumber := startnumber;
                 NEW.endnumber := endnumber;
                 NEW.linegeo := sectiongeo;

-                NEW.postcode := seg_postcode;
+                NEW.postcode := upper(trim(postcode));

              ELSE
               insert into location_property_osmline
                      (linegeo, partition, osm_id, parent_place_id,
              ELSE
               insert into location_property_osmline
                      (linegeo, partition, osm_id, parent_place_id,


@@ -1086,7 +1180,7 @@ BEGIN
                       geometry_sector, indexed_status)
               values (sectiongeo, NEW.partition, NEW.osm_id, NEW.parent_place_id,
                       startnumber, endnumber, NEW.interpolationtype,
                       geometry_sector, indexed_status)
               values (sectiongeo, NEW.partition, NEW.osm_id, NEW.parent_place_id,
                       startnumber, endnumber, NEW.interpolationtype,

-                      NEW.address, seg_postcode,
+                      NEW.address, postcode,

                       NEW.country_code, NEW.geometry_sector, 0);
              END IF;
           END IF;
                       NEW.country_code, NEW.geometry_sector, 0);
              END IF;
           END IF;


@@ -1166,6 +1260,7 @@ DECLARE
   relation_members TEXT[];
   relMember RECORD;
   linkedplacex RECORD;
   relation_members TEXT[];
   relMember RECORD;
   linkedplacex RECORD;

+  addr_item RECORD;

   search_diameter FLOAT;
   search_prevdiameter FLOAT;
   search_maxrank INTEGER;
   search_diameter FLOAT;
   search_prevdiameter FLOAT;
   search_maxrank INTEGER;


@@ -1209,11 +1304,6 @@ BEGIN
 
   --DEBUG: RAISE WARNING 'placex_update % % (%)',NEW.osm_type,NEW.osm_id,NEW.place_id;
 
 
   --DEBUG: RAISE WARNING 'placex_update % % (%)',NEW.osm_type,NEW.osm_id,NEW.place_id;
 

-  IF NEW.class = 'place' AND NEW.type = 'postcodearea' THEN
-    -- Silently do nothing
-    RETURN NEW;
-  END IF;
-

   NEW.indexed_date = now();
 
   result := deleteSearchName(NEW.partition, NEW.place_id);
   NEW.indexed_date = now();
 
   result := deleteSearchName(NEW.partition, NEW.place_id);


@@ -1247,16 +1337,19 @@ BEGIN
         i := getorcreate_housenumber_id(make_standard_name(NEW.housenumber));
       END IF;
 
         i := getorcreate_housenumber_id(make_standard_name(NEW.housenumber));
       END IF;
 

-      addr_street = NEW.address->'street';
-      addr_place = NEW.address->'place';
+      addr_street := NEW.address->'street';
+      addr_place := NEW.address->'place';

 
 

-      NEW.postcode = NEW.address->'postcode';
+      IF NEW.address ? 'postcode' and NEW.address->'postcode' not similar to '%(,|;)%' THEN
+        i := getorcreate_postcode_id(NEW.address->'postcode');
+      END IF;

   END IF;
 
   -- Speed up searches - just use the centroid of the feature
   -- cheaper but less acurate
   place_centroid := ST_PointOnSurface(NEW.geometry);
   NEW.centroid := null;
   END IF;
 
   -- Speed up searches - just use the centroid of the feature
   -- cheaper but less acurate
   place_centroid := ST_PointOnSurface(NEW.geometry);
   NEW.centroid := null;

+  NEW.postcode := null;

   --DEBUG: RAISE WARNING 'Computing preliminary centroid at %',ST_AsText(place_centroid);
 
   -- recalculate country and partition
   --DEBUG: RAISE WARNING 'Computing preliminary centroid at %',ST_AsText(place_centroid);
 
   -- recalculate country and partition


@@ -1289,7 +1382,7 @@ BEGIN
                 --DEBUG: RAISE WARNING 'waterway parent %, child %/%', NEW.osm_id, i, relation_members[i];
                 FOR linked_node_id IN SELECT place_id FROM placex
                   WHERE osm_type = 'W' and osm_id = substring(relation_members[i],2,200)::bigint
                 --DEBUG: RAISE WARNING 'waterway parent %, child %/%', NEW.osm_id, i, relation_members[i];
                 FOR linked_node_id IN SELECT place_id FROM placex
                   WHERE osm_type = 'W' and osm_id = substring(relation_members[i],2,200)::bigint

-                  and class = NEW.class and type = NEW.type
+                  and class = NEW.class and type in ('river', 'stream', 'canal', 'drain', 'ditch')

                   and ( relation_members[i+1] != 'side_stream' or NEW.name->'name' = name->'name')
                 LOOP
                   UPDATE placex SET linked_place_id = NEW.place_id WHERE place_id = linked_node_id;
                   and ( relation_members[i+1] != 'side_stream' or NEW.name->'name' = name->'name')
                 LOOP
                   UPDATE placex SET linked_place_id = NEW.place_id WHERE place_id = linked_node_id;


@@ -1352,7 +1445,7 @@ BEGIN
     -- see if we can get it from a surrounding building
     IF NEW.osm_type = 'N' AND addr_street IS NULL AND addr_place IS NULL
        AND NEW.housenumber IS NULL THEN
     -- see if we can get it from a surrounding building
     IF NEW.osm_type = 'N' AND addr_street IS NULL AND addr_place IS NULL
        AND NEW.housenumber IS NULL THEN

-      FOR location IN select * from placex where ST_Covers(geometry, place_centroid)
+      FOR location IN select address from placex where ST_Covers(geometry, place_centroid)

             and address is not null
             and (address ? 'housenumber' or address ? 'street' or address ? 'place')
             and rank_search > 28 AND ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon')
             and address is not null
             and (address ? 'housenumber' or address ? 'street' or address ? 'place')
             and rank_search > 28 AND ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon')


@@ -1389,9 +1482,7 @@ BEGIN
     IF NEW.parent_place_id IS NULL AND addr_street IS NOT NULL THEN
       address_street_word_ids := get_name_ids(make_standard_name(addr_street));
       IF address_street_word_ids IS NOT NULL THEN
     IF NEW.parent_place_id IS NULL AND addr_street IS NOT NULL THEN
       address_street_word_ids := get_name_ids(make_standard_name(addr_street));
       IF address_street_word_ids IS NOT NULL THEN

-        FOR location IN SELECT * from getNearestNamedRoadFeature(NEW.partition, place_centroid, address_street_word_ids) LOOP
-            NEW.parent_place_id := location.place_id;
-        END LOOP;
+        SELECT place_id from getNearestNamedRoadFeature(NEW.partition, place_centroid, address_street_word_ids) INTO NEW.parent_place_id;

       END IF;
     END IF;
     --DEBUG: RAISE WARNING 'Checked for addr:street (%)', NEW.parent_place_id;
       END IF;
     END IF;
     --DEBUG: RAISE WARNING 'Checked for addr:street (%)', NEW.parent_place_id;


@@ -1399,88 +1490,80 @@ BEGIN
     IF NEW.parent_place_id IS NULL AND addr_place IS NOT NULL THEN
       address_street_word_ids := get_name_ids(make_standard_name(addr_place));
       IF address_street_word_ids IS NOT NULL THEN
     IF NEW.parent_place_id IS NULL AND addr_place IS NOT NULL THEN
       address_street_word_ids := get_name_ids(make_standard_name(addr_place));
       IF address_street_word_ids IS NOT NULL THEN

-        FOR location IN SELECT * from getNearestNamedPlaceFeature(NEW.partition, place_centroid, address_street_word_ids) LOOP
-          NEW.parent_place_id := location.place_id;
-        END LOOP;
+        SELECT place_id from getNearestNamedPlaceFeature(NEW.partition, place_centroid, address_street_word_ids) INTO NEW.parent_place_id;

       END IF;
     END IF;
     --DEBUG: RAISE WARNING 'Checked for addr:place (%)', NEW.parent_place_id;
 
     -- Is this node part of an interpolation?
     IF NEW.parent_place_id IS NULL AND NEW.osm_type = 'N' THEN
       END IF;
     END IF;
     --DEBUG: RAISE WARNING 'Checked for addr:place (%)', NEW.parent_place_id;
 
     -- Is this node part of an interpolation?
     IF NEW.parent_place_id IS NULL AND NEW.osm_type = 'N' THEN

-      FOR location IN
-        SELECT q.parent_place_id FROM location_property_osmline q, planet_osm_ways x
-         WHERE q.linegeo && NEW.geometry and x.id = q.osm_id and NEW.osm_id = any(x.nodes)
-         LIMIT 1
-      LOOP
-         NEW.parent_place_id := location.parent_place_id;
-      END LOOP;
+      SELECT q.parent_place_id FROM location_property_osmline q, planet_osm_ways x
+        WHERE q.linegeo && NEW.geometry and x.id = q.osm_id and NEW.osm_id = any(x.nodes)
+        LIMIT 1 INTO NEW.parent_place_id;

     END IF;
     --DEBUG: RAISE WARNING 'Checked for interpolation (%)', NEW.parent_place_id;
 
     -- Is this node part of a way?
     IF NEW.parent_place_id IS NULL AND NEW.osm_type = 'N' THEN
 
     END IF;
     --DEBUG: RAISE WARNING 'Checked for interpolation (%)', NEW.parent_place_id;
 
     -- Is this node part of a way?
     IF NEW.parent_place_id IS NULL AND NEW.osm_type = 'N' THEN
 

-      FOR location IN select p.place_id, p.osm_id, p.parent_place_id, p.rank_search, p.address from placex p, planet_osm_ways w
-         where p.osm_type = 'W' and p.rank_search >= 26 and p.geometry && NEW.geometry and w.id = p.osm_id and NEW.osm_id = any(w.nodes) 
+      FOR location IN
+        SELECT p.place_id, p.osm_id, p.rank_search, p.address from placex p, planet_osm_ways w
+         WHERE p.osm_type = 'W' and p.rank_search >= 26 and p.geometry && NEW.geometry and w.id = p.osm_id and NEW.osm_id = any(w.nodes)

       LOOP
         --DEBUG: RAISE WARNING 'Node is part of way % ', location.osm_id;
 
         -- Way IS a road then we are on it - that must be our road
       LOOP
         --DEBUG: RAISE WARNING 'Node is part of way % ', location.osm_id;
 
         -- Way IS a road then we are on it - that must be our road

-        IF location.rank_search < 28 AND NEW.parent_place_id IS NULL THEN
+        IF location.rank_search < 28 THEN

 --RAISE WARNING 'node in way that is a street %',location;
           NEW.parent_place_id := location.place_id;
 --RAISE WARNING 'node in way that is a street %',location;
           NEW.parent_place_id := location.place_id;

+          EXIT;

         END IF;
         --DEBUG: RAISE WARNING 'Checked if way is street (%)', NEW.parent_place_id;
 
         -- If the way mentions a street or place address, try that for parenting.
         END IF;
         --DEBUG: RAISE WARNING 'Checked if way is street (%)', NEW.parent_place_id;
 
         -- If the way mentions a street or place address, try that for parenting.

-        IF NEW.parent_place_id IS NULL AND location.address ? 'street' THEN
-          address_street_word_ids := get_name_ids(make_standard_name(location.address->'street'));
-          IF address_street_word_ids IS NOT NULL THEN
-            FOR linkedplacex IN SELECT place_id from getNearestNamedRoadFeature(NEW.partition, place_centroid, address_street_word_ids) LOOP
-                NEW.parent_place_id := linkedplacex.place_id;
-            END LOOP;
+        IF location.address is not null THEN
+          IF location.address ? 'street' THEN
+            address_street_word_ids := get_name_ids(make_standard_name(location.address->'street'));
+            IF address_street_word_ids IS NOT NULL THEN
+              SELECT place_id from getNearestNamedRoadFeature(NEW.partition, place_centroid, address_street_word_ids) INTO NEW.parent_place_id;
+              EXIT WHEN NEW.parent_place_id is not NULL;
+            END IF;

           END IF;
           END IF;

-        END IF;
-        --DEBUG: RAISE WARNING 'Checked for addr:street in way (%)', NEW.parent_place_id;
+          --DEBUG: RAISE WARNING 'Checked for addr:street in way (%)', NEW.parent_place_id;

 
 

-        IF NEW.parent_place_id IS NULL AND location.address ? 'place' THEN
-          address_street_word_ids := get_name_ids(make_standard_name(location.address->'place'));
-          IF address_street_word_ids IS NOT NULL THEN
-            FOR linkedplacex IN SELECT place_id from getNearestNamedPlaceFeature(NEW.partition, place_centroid, address_street_word_ids) LOOP
-              NEW.parent_place_id := linkedplacex.place_id;
-            END LOOP;
+          IF location.address ? 'place' THEN
+            address_street_word_ids := get_name_ids(make_standard_name(location.address->'place'));
+            IF address_street_word_ids IS NOT NULL THEN
+              SELECT place_id from getNearestNamedPlaceFeature(NEW.partition, place_centroid, address_street_word_ids) INTO NEW.parent_place_id;
+              EXIT WHEN NEW.parent_place_id is not NULL;
+            END IF;

           END IF;
           END IF;

-        END IF;

         --DEBUG: RAISE WARNING 'Checked for addr:place in way (%)', NEW.parent_place_id;
         --DEBUG: RAISE WARNING 'Checked for addr:place in way (%)', NEW.parent_place_id;

+        END IF;

 
         -- Is the WAY part of a relation
 
         -- Is the WAY part of a relation

-        IF NEW.parent_place_id IS NULL THEN
-            FOR relation IN select * from planet_osm_rels where parts @> ARRAY[location.osm_id] and members @> ARRAY['w'||location.osm_id]
-            LOOP
-              -- At the moment we only process one type of relation - associatedStreet
-              IF relation.tags @> ARRAY['associatedStreet'] AND array_upper(relation.members, 1) IS NOT NULL THEN
-                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)::bigint 
-                      and rank_search = 26 and name is not null INTO NEW.parent_place_id;
-                  END IF;
-                END LOOP;
+        FOR relation IN select * from planet_osm_rels where parts @> ARRAY[location.osm_id] and members @> ARRAY['w'||location.osm_id]
+        LOOP
+          -- At the moment we only process one type of relation - associatedStreet
+          IF relation.tags @> ARRAY['associatedStreet'] AND array_upper(relation.members, 1) IS NOT NULL THEN
+            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)::bigint 
+                  and rank_search = 26 and name is not null INTO NEW.parent_place_id;

               END IF;
             END LOOP;
               END IF;
             END LOOP;

-        END IF;
+          END IF;
+        END LOOP;
+        EXIT WHEN NEW.parent_place_id is not null;

         --DEBUG: RAISE WARNING 'Checked for street relation in way (%)', NEW.parent_place_id;
 
       END LOOP;
         --DEBUG: RAISE WARNING 'Checked for street relation in way (%)', NEW.parent_place_id;
 
       END LOOP;

-

     END IF;
 
     -- Still nothing, just use the nearest road
     IF NEW.parent_place_id IS NULL THEN
     END IF;
 
     -- Still nothing, just use the nearest road
     IF NEW.parent_place_id IS NULL THEN

-      FOR location IN SELECT place_id FROM getNearestRoadFeature(NEW.partition, place_centroid) LOOP
-        NEW.parent_place_id := location.place_id;
-      END LOOP;
+      SELECT place_id FROM getNearestRoadFeature(NEW.partition, place_centroid) INTO NEW.parent_place_id;

     END IF;
     --DEBUG: RAISE WARNING 'Checked for nearest way (%)', NEW.parent_place_id;
 
     END IF;
     --DEBUG: RAISE WARNING 'Checked for nearest way (%)', NEW.parent_place_id;
 


@@ -1489,29 +1572,21 @@ BEGIN
     IF NEW.parent_place_id IS NOT NULL THEN
 
       -- Get the details of the parent road
     IF NEW.parent_place_id IS NOT NULL THEN
 
       -- Get the details of the parent road

-      select * from search_name where place_id = NEW.parent_place_id INTO location;
+      select s.country_code, s.name_vector, s.nameaddress_vector from search_name s
+       where s.place_id = NEW.parent_place_id INTO location;

       NEW.country_code := location.country_code;
       --DEBUG: RAISE WARNING 'Got parent details from search name';
 
       NEW.country_code := location.country_code;
       --DEBUG: RAISE WARNING 'Got parent details from search name';
 

-      -- Merge the postcode into the parent's address if necessary
-      IF NEW.postcode IS NOT NULL THEN
-        --DEBUG: RAISE WARNING 'Merging postcode into parent';
-        isin_tokens := '{}'::int[];
-        address_street_word_id := getorcreate_word_id(make_standard_name(NEW.postcode));
-        IF address_street_word_id is not null
-           and not ARRAY[address_street_word_id] <@ location.nameaddress_vector THEN
-           isin_tokens := isin_tokens || address_street_word_id;
-        END IF;
-        address_street_word_id := getorcreate_name_id(make_standard_name(NEW.postcode));
-        IF address_street_word_id is not null
-           and not ARRAY[address_street_word_id] <@ location.nameaddress_vector THEN
-           isin_tokens := isin_tokens || address_street_word_id;
-        END IF;
-        IF isin_tokens != '{}'::int[] THEN
-           UPDATE search_name
-              SET nameaddress_vector = search_name.nameaddress_vector || isin_tokens
-            WHERE place_id = NEW.parent_place_id;
-        END IF;
+      -- determine postcode
+      IF NEW.rank_search > 4 THEN
+          IF NEW.address is not null AND NEW.address ? 'postcode' THEN
+              NEW.postcode = upper(trim(NEW.address->'postcode'));
+          ELSE
+             SELECT postcode FROM placex WHERE place_id = NEW.parent_place_id INTO NEW.postcode;
+          END IF;
+          IF NEW.postcode is null THEN
+            NEW.postcode := get_nearest_postcode(NEW.country_code, place_centroid);
+          END IF;

       END IF;
 
       -- If there is no name it isn't searchable, don't bother to create a search record
       END IF;
 
       -- If there is no name it isn't searchable, don't bother to create a search record


@@ -1529,7 +1604,7 @@ BEGIN
       -- Just be happy with inheriting from parent road only
 
       IF NEW.rank_search <= 25 and NEW.rank_address > 0 THEN
       -- Just be happy with inheriting from parent road only
 
       IF NEW.rank_search <= 25 and NEW.rank_address > 0 THEN

-        result := add_location(NEW.place_id, NEW.country_code, NEW.partition, name_vector, NEW.rank_search, NEW.rank_address, NEW.geometry);
+        result := add_location(NEW.place_id, NEW.country_code, NEW.partition, name_vector, NEW.rank_search, NEW.rank_address, upper(trim(NEW.address->'postcode')), NEW.geometry);

         --DEBUG: RAISE WARNING 'Place added to location table';
       END IF;
 
         --DEBUG: RAISE WARNING 'Place added to location table';
       END IF;
 


@@ -1700,7 +1775,7 @@ BEGIN
   END IF;
 
   -- make sure all names are in the word table
   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
+  IF NEW.admin_level = 2 AND NEW.class = 'boundary' AND NEW.type = 'administrative' AND NEW.country_code IS NOT NULL AND NEW.osm_type = 'R' THEN

     perform create_country(NEW.name, lower(NEW.country_code));
     --DEBUG: RAISE WARNING 'Country names updated';
   END IF;
     perform create_country(NEW.name, lower(NEW.country_code));
     --DEBUG: RAISE WARNING 'Country names updated';
   END IF;


@@ -1709,63 +1784,43 @@ BEGIN
   parent_place_id_rank = 0;
 
 
   parent_place_id_rank = 0;
 
 

-  -- convert isin to array of tokenids
+  -- convert address store to array of tokenids

   --DEBUG: RAISE WARNING 'Starting address search';
   isin_tokens := '{}'::int[];
   IF NEW.address IS NOT NULL THEN
   --DEBUG: RAISE WARNING 'Starting address search';
   isin_tokens := '{}'::int[];
   IF NEW.address IS NOT NULL THEN

-    isin := avals(NEW.address);
-    IF array_upper(isin, 1) IS NOT NULL THEN
-      FOR i IN 1..array_upper(isin, 1) LOOP
-        address_street_word_id := get_name_id(make_standard_name(isin[i]));
+    FOR addr_item IN SELECT * FROM each(NEW.address)
+    LOOP
+      IF addr_item.key IN ('city', 'tiger:county', 'state', 'suburb', 'province', 'district', 'region', 'county', 'municipality', 'hamlet', 'village', 'subdistrict', 'town', 'neighbourhood', 'quarter', 'parish') THEN
+        address_street_word_id := get_name_id(make_standard_name(addr_item.value));

         IF address_street_word_id IS NOT NULL AND NOT(ARRAY[address_street_word_id] <@ isin_tokens) THEN
         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;
           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]));
+        address_street_word_id := get_word_id(make_standard_name(addr_item.value));

         IF address_street_word_id IS NOT NULL THEN
           nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
         END IF;
         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;
-  --DEBUG: RAISE WARNING '"address:* tokens collected';
-  IF NEW.postcode IS NOT NULL THEN
-    isin := regexp_split_to_array(NEW.postcode, E'[;,]');
-    IF array_upper(isin, 1) IS NOT NULL THEN
-      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;
+      END IF;
+      IF addr_item.key = 'is_in' THEN
+        -- is_in items need splitting
+        isin := regexp_split_to_array(addr_item.value, E'[;,]');
+        IF array_upper(isin, 1) IS NOT NULL THEN
+          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
+              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]);
+            -- 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;

-      END LOOP;
-    END IF;
-  END IF;
-  --DEBUG: RAISE WARNING 'postcode tokens collected';
-
-  -- %NOTIGERDATA% IF 0 THEN
-  -- for the USA we have an additional address table.  Merge in zip codes from there too
-  IF NEW.rank_search = 26 AND NEW.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 IF;

     END LOOP;
   END IF;
     END LOOP;
   END IF;

-  --DEBUG: RAISE WARNING 'Tiger postcodes collected';
-  -- %NOTIGERDATA% END IF;
+  nameaddress_vector := array_merge(nameaddress_vector, isin_tokens);

 
 -- RAISE WARNING 'ISIN: %', isin_tokens;
 
 
 -- RAISE WARNING 'ISIN: %', isin_tokens;
 


@@ -1821,6 +1876,11 @@ BEGIN
         VALUES (NEW.place_id, location.place_id, true, location_isaddress, location.distance, location.rank_address);
 
       IF location_isaddress THEN
         VALUES (NEW.place_id, location.place_id, true, location_isaddress, location.distance, location.rank_address);
 
       IF location_isaddress THEN

+        -- add postcode if we have one
+        -- (If multiple postcodes are available, we end up with the highest ranking one.)
+        IF location.postcode is not null THEN
+            NEW.postcode = location.postcode;
+        END IF;

 
         address_havelevel[location.rank_address] := true;
         IF NOT location.isguess THEN
 
         address_havelevel[location.rank_address] := true;
         IF NOT location.isguess THEN


@@ -1841,67 +1901,20 @@ BEGIN
   END LOOP;
   --DEBUG: RAISE WARNING 'address computed';
 
   END LOOP;
   --DEBUG: RAISE WARNING 'address computed';
 

-  -- try using the isin value to find parent places
-  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
-
---RAISE WARNING '  ISIN: %',location;
-
-          IF location.rank_search > 4 THEN
-              nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
-              INSERT INTO place_addressline (place_id, address_place_id, fromarea, isaddress, distance, cached_rank_address)
-                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;
-          END IF;
-        END LOOP;
-
-      END IF;
-
-    END LOOP;
+  IF NEW.address is not null AND NEW.address ? 'postcode' 
+     AND NEW.address->'postcode' not similar to '%(,|;)%' THEN
+    NEW.postcode := upper(trim(NEW.address->'postcode'));

   END IF;
   END IF;

-  --DEBUG: RAISE WARNING 'isin tokens processed';
-
-  -- for long ways we should add search terms for the entire length
-  IF st_length(NEW.geometry) > 0.05 THEN
-
-    location_rank_search := 0;
-    location_distance := 0;
-
-    FOR location IN SELECT * from getNearFeatures(NEW.partition, NEW.geometry, search_maxrank, isin_tokens) LOOP
-
-      IF location.rank_address != location_rank_search THEN
-        location_rank_search := location.rank_address;
-        location_distance := location.distance * 1.5;
-      END IF;
-
-      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[]);
-        INSERT INTO place_addressline (place_id, address_place_id, fromarea, isaddress, distance, cached_rank_address)
-          VALUES (NEW.place_id, location.place_id, true, false, location.distance, location.rank_address); 
-
-      END IF;
-
-    END LOOP;

 
 

+  IF NEW.postcode is null AND NEW.rank_search > 8 THEN
+    NEW.postcode := get_nearest_postcode(NEW.country_code, NEW.geometry);

   END IF;
   END IF;

-  --DEBUG: RAISE WARNING 'search terms for long ways added';

 
   -- if we have a name add this to the name search table
   IF NEW.name IS NOT NULL THEN
 
     IF NEW.rank_search <= 25 and NEW.rank_address > 0 THEN
 
   -- if we have a name add this to the name search table
   IF NEW.name IS NOT NULL THEN
 
     IF NEW.rank_search <= 25 and NEW.rank_address > 0 THEN

-      result := add_location(NEW.place_id, NEW.country_code, NEW.partition, name_vector, NEW.rank_search, NEW.rank_address, NEW.geometry);
+      result := add_location(NEW.place_id, NEW.country_code, NEW.partition, name_vector, NEW.rank_search, NEW.rank_address, upper(trim(NEW.address->'postcode')), NEW.geometry);

       --DEBUG: RAISE WARNING 'added to location (full)';
     END IF;
 
       --DEBUG: RAISE WARNING 'added to location (full)';
     END IF;
 


@@ -2143,7 +2156,9 @@ BEGIN
 
     -- To paraphrase, if there isn't an existing item, OR if the admin level has changed
     IF existingplacex.osm_type IS NULL OR
 
     -- 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')
+        (existingplacex.class = 'boundary' AND
+          ((coalesce(existingplacex.admin_level, 15) != coalesce(NEW.admin_level, 15) AND existingplacex.type = 'administrative') OR
+          (existingplacex.type != NEW.type)))

     THEN
 
       IF existingplacex.osm_type IS NOT NULL THEN
     THEN
 
       IF existingplacex.osm_type IS NOT NULL THEN


@@ -2298,46 +2313,6 @@ END;
 $$
 LANGUAGE plpgsql IMMUTABLE;
 
 $$
 LANGUAGE plpgsql IMMUTABLE;
 

-
-CREATE OR REPLACE FUNCTION get_address_postcode(for_place_id BIGINT) RETURNS TEXT
-  AS $$
-DECLARE
-  result TEXT[];
-  search TEXT[];
-  for_postcode TEXT;
-  found INTEGER;
-  location RECORD;
-BEGIN
-
-  found := 1000;
-  search := ARRAY['ref'];
-  result := '{}';
-
-  select postcode from placex where place_id = for_place_id limit 1 into for_postcode;
-
-  FOR location IN 
-    select rank_address,name,distance,length(name::text) as namelength 
-      from place_addressline join placex on (address_place_id = placex.place_id) 
-      where place_addressline.place_id = for_place_id and rank_address in (5,11)
-      order by rank_address desc,rank_search desc,fromarea desc,distance asc,namelength desc
-  LOOP
-    IF array_upper(search, 1) IS NOT NULL AND array_upper(location.name, 1) IS NOT NULL THEN
-      FOR j IN 1..array_upper(search, 1) LOOP
-        FOR k IN 1..array_upper(location.name, 1) LOOP
-          IF (found > location.rank_address AND location.name[k].key = search[j] AND location.name[k].value != '') AND NOT result @> ARRAY[trim(location.name[k].value)] AND (for_postcode IS NULL OR location.name[k].value ilike for_postcode||'%') THEN
-            result[(100 - location.rank_address)] := trim(location.name[k].value);
-            found := location.rank_address;
-          END IF;
-        END LOOP;
-      END LOOP;
-    END IF;
-  END LOOP;
-
-  RETURN array_to_string(result,', ');
-END;
-$$
-LANGUAGE plpgsql;
-

 --housenumber only needed for tiger data
 CREATE OR REPLACE FUNCTION get_address_by_language(for_place_id BIGINT, housenumber INTEGER, languagepref TEXT[]) RETURNS TEXT
   AS $$
 --housenumber only needed for tiger data
 CREATE OR REPLACE FUNCTION get_address_by_language(for_place_id BIGINT, housenumber INTEGER, languagepref TEXT[]) RETURNS TEXT
   AS $$


@@ -2421,11 +2396,19 @@ BEGIN
   -- %NOAUXDATA% IF 0 THEN
   IF for_place_id IS NULL THEN
     select parent_place_id,'us', housenumber, 30, postcode, null, 'place', 'house' from location_property_aux
   -- %NOAUXDATA% IF 0 THEN
   IF for_place_id IS NULL THEN
     select parent_place_id,'us', housenumber, 30, postcode, null, 'place', 'house' from location_property_aux

-      WHERE place_id = in_place_id 
+      WHERE place_id = in_place_id

       INTO for_place_id,searchcountrycode, searchhousenumber, searchrankaddress, searchpostcode, searchhousename, searchclass, searchtype;
   END IF;
   -- %NOAUXDATA% END IF;
 
       INTO for_place_id,searchcountrycode, searchhousenumber, searchrankaddress, searchpostcode, searchhousename, searchclass, searchtype;
   END IF;
   -- %NOAUXDATA% END IF;
 

+  -- postcode table
+  IF for_place_id IS NULL THEN
+    select parent_place_id, country_code, rank_address, postcode, 'place', 'postcode'
+      FROM location_postcode
+      WHERE place_id = in_place_id
+      INTO for_place_id, searchcountrycode, searchrankaddress, searchpostcode, searchclass, searchtype;
+  END IF;
+

   IF for_place_id IS NULL THEN
     select parent_place_id, country_code, housenumber, rank_search, postcode, name, class, type from placex 
       WHERE place_id = in_place_id and  rank_search > 27
   IF for_place_id IS NULL THEN
     select parent_place_id, country_code, housenumber, rank_search, postcode, name, class, type from placex 
       WHERE place_id = in_place_id and  rank_search > 27


@@ -2444,9 +2427,8 @@ BEGIN
   found := 1000;
   hadcountry := false;
   FOR location IN 
   found := 1000;
   hadcountry := false;
   FOR location IN 

-    select placex.place_id, osm_type, osm_id,
-      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,
+    select placex.place_id, osm_type, osm_id, name,
+      class, type, admin_level, 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, country_code, postcode
       from placex
       CASE WHEN rank_address = 0 THEN 100 WHEN rank_address = 11 THEN 5 ELSE rank_address END as rank_address,
       0 as distance, country_code, postcode
       from placex


@@ -2456,13 +2438,9 @@ BEGIN
     IF searchcountrycode IS NULL AND location.country_code IS NOT NULL THEN
       searchcountrycode := location.country_code;
     END IF;
     IF searchcountrycode IS NULL AND location.country_code IS NOT NULL THEN
       searchcountrycode := location.country_code;
     END IF;

-    IF searchpostcode IS NOT NULL and location.type = 'postcode' THEN
+    IF location.type in ('postcode', 'postal_code') THEN

       location.isaddress := FALSE;
       location.isaddress := FALSE;

-    END IF;
-    IF searchpostcode IS NULL and location.postcode IS NOT NULL THEN
-      searchpostcode := location.postcode;
-    END IF;
-    IF location.rank_address = 4 AND location.isaddress THEN
+    ELSEIF location.rank_address = 4 THEN

       hadcountry := true;
     END IF;
     IF location.rank_address < 4 AND NOT hadcountry THEN
       hadcountry := true;
     END IF;
     IF location.rank_address < 4 AND NOT hadcountry THEN


@@ -2473,24 +2451,23 @@ BEGIN
       END IF;
     END IF;
     countrylocation := ROW(location.place_id, location.osm_type, location.osm_id, location.name, location.class, 
       END IF;
     END IF;
     countrylocation := ROW(location.place_id, location.osm_type, location.osm_id, location.name, location.class, 

-                           location.type, location.admin_level, location.fromarea, location.isaddress, location.rank_address, 
+                           location.type, location.admin_level, true, location.isaddress, location.rank_address,

                            location.distance)::addressline;
     RETURN NEXT countrylocation;
     found := location.rank_address;
   END LOOP;
 
   FOR location IN 
                            location.distance)::addressline;
     RETURN NEXT countrylocation;
     found := location.rank_address;
   END LOOP;
 
   FOR location IN 

-    select placex.place_id, osm_type, osm_id,
-      CASE WHEN class = 'place' and type = 'postcode' THEN hstore('name', postcode) ELSE name END as name,
+    select placex.place_id, osm_type, osm_id, name,

       CASE WHEN extratags ? 'place' THEN 'place' ELSE class END as class,
       CASE WHEN extratags ? 'place' THEN extratags->'place' ELSE type END as type,
       CASE WHEN extratags ? 'place' THEN 'place' ELSE class END as class,
       CASE WHEN extratags ? 'place' THEN extratags->'place' ELSE type END as type,

-      admin_level, fromarea, isaddress,
+      admin_level, fromarea, isaddress and linked_place_id is NULL as 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,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)
       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,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)

-      and address_place_id != for_place_id
+      and address_place_id != for_place_id and linked_place_id is null

       and (placex.country_code IS NULL OR searchcountrycode IS NULL OR placex.country_code = searchcountrycode)
       order by rank_address desc,isaddress desc,fromarea desc,distance asc,rank_search desc
   LOOP
       and (placex.country_code IS NULL OR searchcountrycode IS NULL OR placex.country_code = searchcountrycode)
       order by rank_address desc,isaddress desc,fromarea desc,distance asc,rank_search desc
   LOOP


@@ -2498,12 +2475,9 @@ BEGIN
     IF searchcountrycode IS NULL AND location.country_code IS NOT NULL THEN
       searchcountrycode := location.country_code;
     END IF;
     IF searchcountrycode IS NULL AND location.country_code IS NOT NULL THEN
       searchcountrycode := location.country_code;
     END IF;

-    IF searchpostcode IS NOT NULL and location.type = 'postcode' THEN
+    IF location.type in ('postcode', 'postal_code') THEN

       location.isaddress := FALSE;
     END IF;
       location.isaddress := FALSE;
     END IF;

-    IF searchpostcode IS NULL and location.isaddress and location.type != 'postcode' and location.postcode IS NOT NULL and location.postcode not similar to '%(,|;)%' THEN
-      searchpostcode := location.postcode;
-    END IF;

     IF location.rank_address = 4 AND location.isaddress THEN
       hadcountry := true;
     END IF;
     IF location.rank_address = 4 AND location.isaddress THEN
       hadcountry := true;
     END IF;


@@ -2537,7 +2511,6 @@ BEGIN
 
   IF searchhousename IS NOT NULL THEN
     location := ROW(in_place_id, null, null, searchhousename, searchclass, searchtype, null, true, true, 29, 0)::addressline;
 
   IF searchhousename IS NOT NULL THEN
     location := ROW(in_place_id, null, null, searchhousename, searchclass, searchtype, null, true, true, 29, 0)::addressline;

---    location := ROW(in_place_id, null, null, searchhousename, 'place', 'house_name', null, true, true, 29, 0)::addressline;

     RETURN NEXT location;
   END IF;
 
     RETURN NEXT location;
   END IF;