-<!-- $PostgreSQL: pgsql/doc/src/sgml/information_schema.sgml,v 1.23 2005/12/08 20:48:10 petere Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/information_schema.sgml,v 1.24 2006/01/18 21:02:55 momjian Exp $ -->
<chapter id="information-schema">
<title>The Information Schema</title>
<entry><literal>parameter_mode</literal></entry>
<entry><type>character_data</type></entry>
<entry>
- Always <literal>IN</literal>, meaning input parameter (in the
- future there might be other parameter modes)
+ <literal>IN</literal> for input parameter,
+ <literal>OUT</literal> for output parameter,
+ and <literal>INOUT</literal> for input/ouput parameter.
</entry>
</row>