Fixed #26617 -- Added distinct argument to contrib.postgres's StringAgg.

This commit is contained in:
Rustam Kashapov 2016-05-15 12:53:16 +03:00 committed by Tim Graham
parent 149ace94df
commit df8412d2e5
4 changed files with 33 additions and 5 deletions

View file

@ -61,7 +61,7 @@ General-purpose aggregation functions
``StringAgg``
-------------
.. class:: StringAgg(expression, delimiter)
.. class:: StringAgg(expression, delimiter, distinct=False)
Returns the input values concatenated into a string, separated by
the ``delimiter`` string.
@ -70,6 +70,13 @@ General-purpose aggregation functions
Required argument. Needs to be a string.
.. attribute:: distinct
.. versionadded:: 1.11
An optional boolean argument that determines if concatenated values
will be distinct. Defaults to ``False``.
Aggregate functions for statistics
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