From: Sarah Hoffmann <lonvia@denofr.de>
Date: Tue, 27 Feb 2024 15:57:35 +0000 (+0100)
Subject: for postcodes use rank_search as base rank for finding addresses
X-Git-Tag: v4.4.0~4^2~1
X-Git-Url: https://git.openstreetmap.org./nominatim.git/commitdiff_plain/62b7670e0c5c6a8aeea5538b1a62c481ae17aaf1?hp=-c

for postcodes use rank_search as base rank for finding addresses

The rank_address reflects the position in the address which is
usually lower than what one would expect for a postcode area.
---

62b7670e0c5c6a8aeea5538b1a62c481ae17aaf1
diff --git a/lib-sql/functions/placex_triggers.sql b/lib-sql/functions/placex_triggers.sql
index 386140f4..0f74336f 100644
--- a/lib-sql/functions/placex_triggers.sql
+++ b/lib-sql/functions/placex_triggers.sql
@@ -1265,6 +1265,8 @@ BEGIN
     END IF;
   ELSEIF NEW.rank_address > 25 THEN
     max_rank := 25;
+  ELSEIF NEW.class in ('place','boundary') and NEW.type in ('postcode','postal_code') THEN
+    max_rank := NEW.rank_search;
   ELSE
     max_rank := NEW.rank_address;
   END IF;