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1 | 1 | <!-- |
2 | | -$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.227 2004/12/0217:39:54 momjian Exp $ |
| 2 | +$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.228 2004/12/0221:04:47 momjian Exp $ |
3 | 3 | PostgreSQL documentation |
4 | 4 | --> |
5 | 5 |
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@@ -6930,6 +6930,18 @@ SELECT NULLIF(value, '(none)') ... |
6930 | 6930 | </tbody> |
6931 | 6931 | </tgroup> |
6932 | 6932 | </table> |
| 6933 | + <note> |
| 6934 | + <para> |
| 6935 | + Although it is not strictly a function and does not appear in \df |
| 6936 | + in psql, <command>ARRAY()</command>, mentioned in <xref |
| 6937 | + linkend="sql-syntax-array-constructors"> acts much like a |
| 6938 | + <literal>table function</literal> (equivalently, a |
| 6939 | + <literal>set-returning function</literal> or a |
| 6940 | + <acronym>SRF</acronym>--see <xref linkend="queries-tablefunctions">) |
| 6941 | + which takes <type>anyarray</type> and returns a set of |
| 6942 | + <type>anyelement</type>. |
| 6943 | + </para> |
| 6944 | + </note> |
6933 | 6945 | </sect1> |
6934 | 6946 |
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6935 | 6947 | <sect1 id="functions-aggregate"> |
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