Further tidy up on json aggregate documentation

adunstan · adunstan · commit 11863bf4a022 · 2014-12-22T18:31:38.000-05:00
diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
@@ -11575,7 +11575,7 @@ SELECT NULLIF(value, '(none)') ...
        <function>json_agg(<replaceable class="parameter">expression</replaceable>)</function>
       </entry>
       <entry>
-       <type>expression</type>
+       <type>any</type>
       </entry>
       <entry>
        <type>json</type>
