From e09b48316c22fce727bce3c89fa64fc627787e6a Mon Sep 17 00:00:00 2001
From: Heikki Linnakangas <heikki.linnakangas@iki.fi>
Date: Fri, 27 Mar 2015 23:35:16 +0200
Subject: Add index-only scan support to btree_gist.

inet, cidr, and timetz indexes still cannot support index-only scans,
because they don't store the original unmodified value in the index, but a
derived approximate value.
---
 contrib/btree_gist/sql/macaddr.sql | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'contrib/btree_gist/sql/macaddr.sql')

diff --git a/contrib/btree_gist/sql/macaddr.sql b/contrib/btree_gist/sql/macaddr.sql
index d9c54b29301..85c271f7ce3 100644
--- a/contrib/btree_gist/sql/macaddr.sql
+++ b/contrib/btree_gist/sql/macaddr.sql
@@ -29,3 +29,9 @@ SELECT count(*) FROM macaddrtmp WHERE a  = '22:00:5c:e5:9b:0d'::macaddr;
 SELECT count(*) FROM macaddrtmp WHERE a >= '22:00:5c:e5:9b:0d'::macaddr;
 
 SELECT count(*) FROM macaddrtmp WHERE a >  '22:00:5c:e5:9b:0d'::macaddr;
+
+-- Test index-only scans
+SET enable_bitmapscan=off;
+EXPLAIN (COSTS OFF)
+SELECT * FROM macaddrtmp WHERE a < '02:03:04:05:06:07'::macaddr;
+SELECT * FROM macaddrtmp WHERE a < '02:03:04:05:06:07'::macaddr;
-- 
cgit v1.2.3

