diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml index a835af1b188fc6c51bfa74a386603fceaf01b532..a13115f276ca8e2ad06254e468310bc9aae9f9f7 100644 --- a/doc/src/sgml/func.sgml +++ b/doc/src/sgml/func.sgml @@ -1,5 +1,5 @@ <!-- -$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.227 2004/12/02 17:39:54 momjian Exp $ +$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.228 2004/12/02 21:04:47 momjian Exp $ PostgreSQL documentation --> @@ -6930,6 +6930,18 @@ SELECT NULLIF(value, '(none)') ... </tbody> </tgroup> </table> + <note> + <para> + Although it is not strictly a function and does not appear in \df + in psql, <command>ARRAY()</command>, mentioned in <xref + linkend="sql-syntax-array-constructors"> acts much like a + <literal>table function</literal> (equivalently, a + <literal>set-returning function</literal> or a + <acronym>SRF</acronym>--see <xref linkend="queries-tablefunctions">) + which takes <type>anyarray</type> and returns a set of + <type>anyelement</type>. + </para> + </note> </sect1> <sect1 id="functions-aggregate">