Set availability of support function for KNN index

Fixes upgrade from 2.1 to 2.2+
References #3978 in 2.3 branch (2.3.7)

git-svn-id: http://svn.osgeo.org/postgis/branches/2.3@16357 b70326c6-7e19-0410-871a-916f4a2858ee

diff --git a/NEWS b/NEWS
index abb177e0591c48f89d361e3dbdabb24ac67eec50..0596f779ac7c4e3ea8f0e5adbc95789b510e59f3 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,10 @@
+PostGIS 2.3.7dev
+2018/MM/DD
+
+  * Bug Fixes and Enhancements
+
+  - #3978, Fix KNN when upgrading from 2.1 or older (Sandro Santilli)
+
 PostGIS 2.3.6
 2018/01/17
 

diff --git a/postgis/geography.sql.in b/postgis/geography.sql.in
index 36a21555b67f5cbd18e1aff50c84f8d9a0a7a613..b3923e0ba067c4908f5a017976a7eddb5258f007 100644 (file)
--- a/postgis/geography.sql.in
+++ b/postgis/geography.sql.in
@@ -277,6 +277,7 @@ CREATE OPERATOR CLASS gist_geography_ops
 --     OPERATOR        8        @      ,
 -- Availability: 2.2.0
        OPERATOR        13       <-> FOR ORDER BY pg_catalog.float_ops,
+-- Availability: 2.2.0
        FUNCTION        8        geography_gist_distance (internal, geography, int4),
        FUNCTION        1        geography_gist_consistent (internal, geography, int4),
        FUNCTION        2        geography_gist_union (bytea, internal),