Update CREATE SEQUENCE documentation to show the same sequence being

created and increments.  The old docs created the sequence, then showed
a nextval() of 114.

doc/src/sgml/ref/create_sequence.sgml

 <!--
-$PostgreSQL: pgsql/doc/src/sgml/ref/create_sequence.sgml,v 1.47 2007/02/01 00:28:18 momjian Exp $
+$PostgreSQL: pgsql/doc/src/sgml/ref/create_sequence.sgml,v 1.48 2007/02/01 00:34:03 momjian Exp $
 PostgreSQL documentation
 -->
 
@@ -288,7 +288,18 @@ SELECT nextval('serial');
 
  nextval
 ---------
-     114
+     101
+</programlisting>
+  </para>
+
+  <para>
+   Select the next number from this sequence:
+<programlisting>
+SELECT nextval('serial');
+
+ nextval
+---------
+     102
 </programlisting>
   </para>