Add TODO item about not needlessly dropping ST_SummaryStats and friends

git-svn-id: http://svn.osgeo.org/postgis/trunk@12921 b70326c6-7e19-0410-871a-916f4a2858ee

diff --git a/raster/rt_pg/rtpostgis_upgrade_cleanup.sql.in b/raster/rt_pg/rtpostgis_upgrade_cleanup.sql.in
index 87c0c0672b71a729a2818637ee92fc1d1fbb9ee9..1ac13ecd4b82542ca7f8ff0d3898448663101253 100644 (file)
--- a/raster/rt_pg/rtpostgis_upgrade_cleanup.sql.in
+++ b/raster/rt_pg/rtpostgis_upgrade_cleanup.sql.in
@@ -365,7 +365,9 @@ DROP FUNCTION IF EXISTS st_bandmetadata(raster, VARIADIC int[]);
 DROP FUNCTION IF EXISTS ST_PixelAsPolygons(raster); 
 DROP FUNCTION IF EXISTS ST_PixelAsPolygons(raster,integer);
 
--- remove TYPE summarystats
+-- TYPE summarystats removed in version 2.1.0
+-- TODO: only DROP if source version is 2.1.0
+-- See http://trac.osgeo.org/postgis/ticket/2908
 DROP FUNCTION IF EXISTS st_summarystats(raster,int, boolean);
 DROP FUNCTION IF EXISTS st_summarystats(raster, boolean);
 DROP FUNCTION IF EXISTS st_approxsummarystats(raster,int, boolean, double precision);