diff options
| -rw-r--r-- | doc/src/sgml/func.sgml | 3 | ||||
| -rw-r--r-- | doc/src/sgml/syntax.sgml | 14 |
2 files changed, 12 insertions, 5 deletions
diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml index 0f9c9bf1296..10e31868baf 100644 --- a/doc/src/sgml/func.sgml +++ b/doc/src/sgml/func.sgml @@ -13774,9 +13774,6 @@ SELECT xmlagg(x) FROM (SELECT x FROM test ORDER BY y DESC) AS tab; <primary>percentile</primary> <secondary>continuous</secondary> </indexterm> - <indexterm> - <primary>median</primary> - </indexterm> <function>percentile_cont(<replaceable class="parameter">fraction</replaceable>) WITHIN GROUP (ORDER BY <replaceable class="parameter">sort_expression</replaceable>)</function> </entry> <entry> diff --git a/doc/src/sgml/syntax.sgml b/doc/src/sgml/syntax.sgml index 000da39250f..4ea667bd52f 100644 --- a/doc/src/sgml/syntax.sgml +++ b/doc/src/sgml/syntax.sgml @@ -1694,11 +1694,21 @@ SELECT string_agg(a ORDER BY a, ',') FROM table; -- incorrect case, write just <literal>()</> not <literal>(*)</>. (<productname>PostgreSQL</> will actually accept either spelling, but only the first way conforms to the SQL standard.) + </para> + + <para> + <indexterm> + <primary>median</primary> + </indexterm> + <indexterm> + <primary>median</primary> + <seealso>percentile</seealso> + </indexterm> An example of an ordered-set aggregate call is: <programlisting> -SELECT percentile_disc(0.5) WITHIN GROUP (ORDER BY income) FROM households; - percentile_disc +SELECT percentile_cont(0.5) WITHIN GROUP (ORDER BY income) FROM households; + percentile_cont ----------------- 50489 </programlisting> |