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Refs #28643 -- Changed Variance() to use NumericOutputFieldMixin.

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Keeps precision instead of forcing DecimalField to FloatField.
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Nick Pope 2018-12-19 23:04:25 +00:00 • committed by Tim Graham
parent e85afa5943
commit 6d4efa8e6a
4 changed files with 10 additions and 10 deletions
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5
docs/ref/models/querysets.txt
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@ -3419,12 +3419,13 @@ by the aggregate.
``Variance``
~~~~~~~~~~~~
.. class:: Variance(expression, sample=False, filter=None, **extra)
.. class:: Variance(expression, output_field=None, sample=False, filter=None, **extra)
Returns the variance of the data in the provided expression.
* Default alias: ``<field>__variance``
* Return type: ``float``
* Return type: ``float`` if input is ``int``, otherwise same as input
field, or ``output_field`` if supplied
Has one optional argument: