initial configuration documentation

[nominatim.git] / lib-sql / tokenizer / legacy_tokenizer.sql

diff --git a/lib-sql/tokenizer/legacy_tokenizer.sql b/lib-sql/tokenizer/legacy_tokenizer.sql
index 2b734e6f2a95a5cfe97243e81e3b4c47485a3d92..8c8f56e1c264e937bf8617ab56b5e6e9d83325e2 100644 (file)
--- a/lib-sql/tokenizer/legacy_tokenizer.sql
+++ b/lib-sql/tokenizer/legacy_tokenizer.sql
@@ -1,3 +1,10 @@
+-- SPDX-License-Identifier: GPL-2.0-only
+--
+-- This file is part of Nominatim. (https://nominatim.org)
+--
+-- Copyright (C) 2022 by the Nominatim developer community.
+-- For a full list of authors see the git log.
+

 -- Get tokens used for searching the given place.
 --
 -- These are the tokens that will be saved in the search_name table.
 -- Get tokens used for searching the given place.
 --
 -- These are the tokens that will be saved in the search_name table.


@@ -34,10 +41,17 @@ AS $$
 $$ LANGUAGE SQL IMMUTABLE STRICT;
 
 
 $$ LANGUAGE SQL IMMUTABLE STRICT;
 
 

+CREATE OR REPLACE FUNCTION token_is_street_address(info JSONB)
+  RETURNS BOOLEAN
+AS $$
+  SELECT info->>'street' is not null or info->>'place_search' is null;
+$$ LANGUAGE SQL IMMUTABLE;
+
+

 CREATE OR REPLACE FUNCTION token_has_addr_street(info JSONB)
   RETURNS BOOLEAN
 AS $$
 CREATE OR REPLACE FUNCTION token_has_addr_street(info JSONB)
   RETURNS BOOLEAN
 AS $$

-  SELECT info->>'street' is not null;
+  SELECT info->>'street' is not null and info->>'street' != '{}';

 $$ LANGUAGE SQL IMMUTABLE;
 
 
 $$ LANGUAGE SQL IMMUTABLE;
 
 


@@ -90,10 +104,10 @@ AS $$
 $$ LANGUAGE SQL IMMUTABLE STRICT;
 
 
 $$ LANGUAGE SQL IMMUTABLE STRICT;
 
 

-CREATE OR REPLACE FUNCTION token_normalized_postcode(postcode TEXT)
+CREATE OR REPLACE FUNCTION token_get_postcode(info JSONB)

   RETURNS TEXT
 AS $$
   RETURNS TEXT
 AS $$

-  SELECT CASE WHEN postcode SIMILAR TO '%(,|;)%' THEN NULL ELSE upper(trim(postcode))END;
+  SELECT info->>'postcode';

 $$ LANGUAGE SQL IMMUTABLE STRICT;
 
 
 $$ LANGUAGE SQL IMMUTABLE STRICT;