Fix for documention:

>>" It's also possible to select no escape character by writing ESCAPE ''.
>>In this case there is no way to turn off the special meaning of
>>underscore and percent signs in the pattern."

Joe Conway

doc/src/sgml/func.sgml

@@ -1,5 +1,5 @@
 <!--
-$Header: /cvsroot/pgsql/doc/src/sgml/func.sgml,v 1.116 2002/08/22 04:52:16 momjian Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/func.sgml,v 1.117 2002/08/22 04:56:44 momjian Exp $
 PostgreSQL documentation
 -->
 
@@ -2238,9 +2238,8 @@ PostgreSQL documentation
    <para>
     It's also possible to select no escape character by writing
     <literal>ESCAPE ''</literal>.  This effectively disables the
-     escape mechanism and
-     turns off the special meaning of underscore and percent signs in
-    the pattern.
+    escape mechanism, which makes it impossible to turn off the
+    special meaning of underscore and percent signs in the pattern.
    </para>
 
    <para>