[postgis-tickets] r16663 - Harmonize doco with existing behaviour, closes #4127

[Paul Ramsey]

Author: pramsey
Date: 2018-07-24 06:10:43 -0700 (Tue, 24 Jul 2018)
New Revision: 16663

Modified:
   trunk/doc/reference_accessor.xml
Log:
Harmonize doco with existing behaviour, closes #4127


Modified: trunk/doc/reference_accessor.xml
===================================================================
--- trunk/doc/reference_accessor.xml	2018-07-23 15:42:59 UTC (rev 16662)
+++ trunk/doc/reference_accessor.xml	2018-07-24 13:10:43 UTC (rev 16663)
@@ -284,7 +284,7 @@
 			s2.1.1.1 - returns 0 for <varname>POINT</varname>, 1 for <varname>LINESTRING</varname>, 2 for <varname>POLYGON</varname>, and
 			the largest dimension of the components of a
 			<varname>GEOMETRYCOLLECTION</varname>.
-			If unknown (empty geometry) null is returned.
+			If the dimension is unknown (empty <varname>GEOMETRYCOLLECTION</varname>) 0 is returned.
 		</para>
 
 		<para>&sqlmm_compliant; SQL-MM 3: 5.1.2</para>