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doc: Add index entry for "hypothetical-set aggregate"

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Peter Eisentraut 2014-11-13 11:57:16 -05:00
parent 34402ae351
commit 1d69ae419d
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doc/src/sgml/func.sgml
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@ -12923,6 +12923,11 @@ SELECT xmlagg(x) FROM (SELECT x FROM test ORDER BY y DESC) AS tab;
simply produces a null result.
</para>
<indexterm>
<primary>hypothetical-set aggregate</primary>
<secondary>built-in</secondary>
</indexterm>
<para>
Each of the aggregates listed in
<xref linkend="functions-hypothetical-table"> is associated with a