From: Regina Obe <lr@pcorp.us>
Date: Thu, 20 Sep 2012 13:32:14 +0000 (+0000)
Subject: #1991: speed issue with 9.2 on geocode and geocoder_intersection, seems to be 10... 
X-Git-Tag: 2.1.0beta2~632
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f7b8e2c64042f7c66c090058289ecc4f80bc54fc;p=postgis

#1991: speed issue with 9.2 on geocode and geocoder_intersection, seems to be 10-50 times faster by forcing join_collapse limit = 2

git-svn-id: http://svn.osgeo.org/postgis/trunk@10310 b70326c6-7e19-0410-871a-916f4a2858ee
---

diff --git a/extras/tiger_geocoder/tiger_2011/geocode/geocode_address.sql b/extras/tiger_geocoder/tiger_2011/geocode/geocode_address.sql
index 6f98f3a85..1e74da877 100644
--- a/extras/tiger_geocoder/tiger_2011/geocode/geocode_address.sql
+++ b/extras/tiger_geocoder/tiger_2011/geocode/geocode_address.sql
@@ -433,6 +433,5 @@ BEGIN
 END;
 $$
   LANGUAGE 'plpgsql' STABLE COST 1000 ROWS 50;
---ALTER FUNCTION geocode_address(IN norm_addy, IN integer , IN geometry) SET enable_mergejoin='off';
-
+ALTER FUNCTION geocode_address(IN norm_addy, IN integer, IN geometry) SET join_collapse_limit='2';
 
diff --git a/extras/tiger_geocoder/tiger_2011/geocode/geocode_intersection.sql b/extras/tiger_geocoder/tiger_2011/geocode/geocode_intersection.sql
index 838c76e61..8a9448915 100644
--- a/extras/tiger_geocoder/tiger_2011/geocode/geocode_intersection.sql
+++ b/extras/tiger_geocoder/tiger_2011/geocode/geocode_intersection.sql
@@ -146,3 +146,4 @@ $$
   LANGUAGE plpgsql IMMUTABLE
   COST 1000
   ROWS 10;
+ALTER FUNCTION geocode_intersection(IN text, IN text, IN text, IN text, IN text, IN integer) SET join_collapse_limit='2';