ST_DumpAsPolygons documentation confusing wrt no data value

references #3512 for PostGIS 2.4 (trunk)

git-svn-id: http://svn.osgeo.org/postgis/trunk@15252 b70326c6-7e19-0410-871a-916f4a2858ee

diff --git a/doc/reference_raster.xml b/doc/reference_raster.xml
index dfd85ad6b0773677aa3e3f1aa83a753e57cc8e3b..723461a25a34b14d7c3ae40183997038528800dc 100644 (file)
--- a/doc/reference_raster.xml
+++ b/doc/reference_raster.xml
@@ -12811,7 +12811,7 @@ FROM (SELECT ST_SetRotation(rast, 0.1, 0.1) As rast
                                        can be used to expand a single raster into multiple POLYGONS/MULTIPOLYGONS.</para>
 
                                        <para>Availability: Requires GDAL 1.7 or higher.</para>
-                                       <note><para>If there is a no data value set for a band, pixels with that value will not be returned.</para></note>
+                                       <note><para>If there is a no data value set for a band, pixels with that value will not be returned except in the case of exclude_nodata_value=false.</para></note>
                                        <note><para>If you only care about count of pixels with a given value in a raster, it is faster to use <xref linkend="RT_ST_ValueCount" />.</para></note>
                                        <note>
                                                <para>