updated wikipedia article code to allow for mutliple languages and remove code duplic...

[nominatim.git] / sql / tables.sql

diff --git a/sql/tables.sql b/sql/tables.sql
index 19d8c084d530bfd6dae224a97a980d1e1ab9845d..48740f232963b03da072233e75e29fefd01ca8e1 100644 (file)
--- a/sql/tables.sql
+++ b/sql/tables.sql
@@ -138,6 +138,7 @@ SELECT AddGeometryColumn('search_name_blank', 'centroid', 4326, 'GEOMETRY', 2);
 drop table IF EXISTS search_name;
 CREATE TABLE search_name () INHERITS (search_name_blank);
 CREATE INDEX idx_search_name_place_id ON search_name USING BTREE (place_id);
+CREATE INDEX search_name_name_vector_idx ON search_name USING GIN (name_vector) WITH (fastupdate = off);
 
 drop table IF EXISTS place_addressline;
 CREATE TABLE place_addressline (
@@ -190,18 +191,7 @@ drop table placex;
 CREATE TABLE placex (
   place_id BIGINT NOT NULL,
   partition integer,
-  osm_type char(1),
-  osm_id INTEGER,
-  class TEXT NOT NULL,
-  type TEXT NOT NULL,
-  name HSTORE,
-  admin_level INTEGER,
-  housenumber TEXT,
-  street TEXT,
-  isin TEXT,
-  postcode TEXT,
-  country_code varchar(2),
-  extratags HSTORE,
+  LIKE place INCLUDING CONSTRAINTS,
   parent_place_id BIGINT,
   linked_place_id BIGINT,
   rank_address INTEGER,
@@ -209,13 +199,16 @@ CREATE TABLE placex (
   importance FLOAT,
   indexed_status INTEGER,
   indexed_date TIMESTAMP,
+  wikipedia TEXT, -- calculated wikipedia article name (language:title)
   geometry_sector INTEGER
   );
-SELECT AddGeometryColumn('placex', 'geometry', 4326, 'GEOMETRY', 2);
+SELECT AddGeometryColumn('placex', 'centroid', 4326, 'GEOMETRY', 2);
 CREATE UNIQUE INDEX idx_place_id ON placex USING BTREE (place_id);
 CREATE INDEX idx_placex_osmid ON placex USING BTREE (osm_type, osm_id);
+CREATE INDEX idx_placex_linked_place_id ON placex USING BTREE (linked_place_id);
 CREATE INDEX idx_placex_rank_search ON placex USING BTREE (rank_search, geometry_sector);
 CREATE INDEX idx_placex_geometry ON placex USING GIST (geometry);
+CREATE INDEX idx_placex_adminname on placex USING BTREE (make_standard_name(name->'name'),rank_search) WHERE osm_type='N' and rank_search < 26;
 
 --CREATE INDEX idx_placex_indexed ON placex USING BTREE (indexed);
 
@@ -297,3 +290,28 @@ CREATE INDEX idx_import_polygon_delete_osmid ON import_polygon_delete USING BTRE
 
 drop sequence file;
 CREATE SEQUENCE file start 1;
+
+-- null table so it won't error
+-- deliberately no drop - importing the table is expensive and static, if it is already there better to avoid removing it
+CREATE TABLE wikipedia_article (
+    language text NOT NULL,
+    title text NOT NULL,
+    langcount integer,
+    othercount integer,
+    totalcount integer,
+    lat double precision,
+    lon double precision,
+    importance double precision,
+    osm_type character(1),
+    osm_id bigint
+);
+ALTER TABLE ONLY wikipedia_article ADD CONSTRAINT wikipedia_article_pkey PRIMARY KEY (language, title);
+CREATE INDEX idx_wikipedia_article_osm_id ON wikipedia_article USING btree (osm_type, osm_id);
+
+CREATE TABLE wikipedia_redirect (
+    language text,
+    from_title text,
+    to_title text
+);
+ALTER TABLE ONLY wikipedia_redirect ADD CONSTRAINT wikipedia_redirect_pkey PRIMARY KEY (language, from_title);
+