Index: doc/src/sgml/func.sgml
===================================================================
RCS file: /cvsroot/pgsql/doc/src/sgml/func.sgml,v
retrieving revision 1.368
diff -c -c -r1.368 func.sgml
*** doc/src/sgml/func.sgml	20 Feb 2007 18:18:05 -0000	1.368
--- doc/src/sgml/func.sgml	20 Feb 2007 19:48:37 -0000
***************
*** 1356,1363 ****
         </entry>
         <entry><type>text</type></entry>
         <entry>
!         Encode binary data to <acronym>ASCII</acronym>-only representation.  Supported
          types are: <literal>base64</>, <literal>hex</>, <literal>escape</>.
         </entry>
         <entry><literal>encode( E'123\\000\\001', 'base64')</literal></entry>
         <entry><literal>MTIzAAE=</literal></entry>
--- 1356,1365 ----
         </entry>
         <entry><type>text</type></entry>
         <entry>
!         Encode binary data to different representation.  Supported
          types are: <literal>base64</>, <literal>hex</>, <literal>escape</>.
+         <literal>Escape</> merely outputs null bytes as <literal>\000</> and
+         doubles backslashes.
         </entry>
         <entry><literal>encode( E'123\\000\\001', 'base64')</literal></entry>
         <entry><literal>MTIzAAE=</literal></entry>