apply rank restrictions already when scanning search_name table

[nominatim.git] / sql / partition-functions.src.sql

diff --git a/sql/partition-functions.src.sql b/sql/partition-functions.src.sql
index 9ea70409bd432963261d2dd4734a29e4dc004c73..a0181c0a2680ba79195ec3e814dbabac8ededcca 100644 (file)
--- a/sql/partition-functions.src.sql
+++ b/sql/partition-functions.src.sql
@@ -31,10 +31,15 @@ END
 $$
 LANGUAGE plpgsql;
 
-create or replace function deleteLocationArea(in_partition INTEGER, in_place_id BIGINT) RETURNS BOOLEAN AS $$
+create or replace function deleteLocationArea(in_partition INTEGER, in_place_id BIGINT, in_rank_search INTEGER) RETURNS BOOLEAN AS $$
 DECLARE
 BEGIN
 
+  IF in_rank_search <= 4 THEN
+    DELETE from location_area_country WHERE place_id = in_place_id;
+    RETURN TRUE;
+  END IF;
+
 -- start
   IF in_partition = -partition- THEN
     DELETE from location_area_large_-partition- WHERE place_id = in_place_id;
@@ -55,6 +60,9 @@ create or replace function insertLocationAreaLarge(
   in_centroid GEOMETRY, in_geometry GEOMETRY) RETURNS BOOLEAN AS $$
 DECLARE
 BEGIN
+  IF in_rank_address = 0 THEN
+    RETURN TRUE;
+  END IF;
 
   IF in_rank_search <= 4 THEN
     INSERT INTO location_area_country values (in_partition, in_place_id, in_country_code, in_keywords, in_rank_search, in_rank_address, in_estimate, in_centroid, in_geometry);
@@ -106,7 +114,7 @@ END
 $$
 LANGUAGE plpgsql;
 
-create or replace function getNearestNamedRoadFeature(in_partition INTEGER, point GEOMETRY, isin_token INTEGER) 
+create or replace function getNearestNamedRoadFeature(in_partition INTEGER, point GEOMETRY, isin_token INTEGER[]) 
   RETURNS setof nearfeature AS $$
 DECLARE
   r nearfeature%rowtype;
@@ -118,9 +126,9 @@ BEGIN
       SELECT place_id, name_vector, address_rank, search_rank,
           ST_Distance(centroid, point) as distance, null as isguess
           FROM search_name_-partition-
-          WHERE name_vector @> ARRAY[isin_token]
-          AND ST_DWithin(centroid, point, 0.03)
-          AND search_rank between 22 and 27
+          WHERE name_vector @> isin_token
+          AND ST_DWithin(centroid, point, 0.01) 
+          AND search_rank between 26 and 27
       ORDER BY distance ASC limit 1
     LOOP
       RETURN NEXT r;
@@ -134,6 +142,35 @@ END
 $$
 LANGUAGE plpgsql;
 
+create or replace function getNearestNamedPlaceFeature(in_partition INTEGER, point GEOMETRY, isin_token INTEGER[]) 
+  RETURNS setof nearfeature AS $$
+DECLARE
+  r nearfeature%rowtype;
+BEGIN
+
+-- start
+  IF in_partition = -partition- THEN
+    FOR r IN 
+      SELECT place_id, name_vector, address_rank, search_rank,
+          ST_Distance(centroid, point) as distance, null as isguess
+          FROM search_name_-partition-
+          WHERE name_vector @> isin_token
+          AND ST_DWithin(centroid, point, 0.03) 
+          AND search_rank between 16 and 22
+      ORDER BY distance ASC limit 1
+    LOOP
+      RETURN NEXT r;
+    END LOOP;
+    RETURN;
+  END IF;
+-- end
+
+  RAISE EXCEPTION 'Unknown partition %', in_partition;
+END
+$$
+LANGUAGE plpgsql;
+
+
 create or replace function getNearestPostcode(in_partition INTEGER, point GEOMETRY) 
   RETURNS TEXT AS $$
 DECLARE
@@ -161,7 +198,7 @@ create or replace function insertSearchName(
   in_partition INTEGER, in_place_id BIGINT, in_country_code VARCHAR(2), 
   in_name_vector INTEGER[], in_nameaddress_vector INTEGER[],
   in_rank_search INTEGER, in_rank_address INTEGER, in_importance FLOAT,
-  in_centroid GEOMETRY) RETURNS BOOLEAN AS $$
+  in_centroid GEOMETRY, in_geometry GEOMETRY) RETURNS BOOLEAN AS $$
 DECLARE
 BEGIN
 
@@ -171,16 +208,20 @@ BEGIN
 
   IF in_rank_search <= 4 THEN
     DELETE FROM search_name_country WHERE place_id = in_place_id;
-    INSERT INTO search_name_country values (in_place_id, in_rank_search, in_rank_address, in_importance, in_country_code, 
-      in_name_vector, in_nameaddress_vector, in_centroid);
+    IF in_rank_address > 0 THEN
+      INSERT INTO search_name_country values (in_place_id, in_rank_search, in_rank_address,
+        in_name_vector, in_geometry);
+    END IF;
     RETURN TRUE;
   END IF;
 
 -- start
   IF in_partition = -partition- THEN
     DELETE FROM search_name_-partition- values WHERE place_id = in_place_id;
-    INSERT INTO search_name_-partition- values (in_place_id, in_rank_search, in_rank_address, 0, in_country_code, 
-      in_name_vector, in_nameaddress_vector, in_centroid);
+    IF in_rank_address > 0 THEN
+      INSERT INTO search_name_-partition- values (in_place_id, in_rank_search, in_rank_address,
+        in_name_vector, in_geometry);
+    END IF;
     RETURN TRUE;
   END IF;
 -- end
@@ -293,9 +334,9 @@ BEGIN
     RETURN;
   END IF;
 
-  p1 := ST_Line_Interpolate_Point(line,0);
-  p2 := ST_Line_Interpolate_Point(line,0.5);
-  p3 := ST_Line_Interpolate_Point(line,1);
+  p1 := ST_LineInterpolatePoint(line,0);
+  p2 := ST_LineInterpolatePoint(line,0.5);
+  p3 := ST_LineInterpolatePoint(line,1);
 
 -- start
   IF in_partition = -partition- THEN