From e85afa5943695457c85e9bc1c5dc0d985004e303 Mon Sep 17 00:00:00 2001
From: Nick Pope <nick.pope@flightdataservices.com>
Date: Wed, 19 Dec 2018 23:03:42 +0000
Subject: Refs #28643 -- Changed StdDev() to use NumericOutputFieldMixin.

Keeps precision instead of forcing DecimalField to FloatField.
---
 docs/ref/models/querysets.txt | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'docs/ref/models')

diff --git a/docs/ref/models/querysets.txt b/docs/ref/models/querysets.txt
index 46fcd50e37..a80528220c 100644
--- a/docs/ref/models/querysets.txt
+++ b/docs/ref/models/querysets.txt
@@ -3387,12 +3387,13 @@ by the aggregate.
 ``StdDev``
 ~~~~~~~~~~
 
-.. class:: StdDev(expression, sample=False, filter=None, **extra)
+.. class:: StdDev(expression, output_field=None, sample=False, filter=None, **extra)
 
     Returns the standard deviation of the data in the provided expression.
 
     * Default alias: ``<field>__stddev``
-    * Return type: ``float``
+    * Return type: ``float`` if input is ``int``, otherwise same as input
+      field, or ``output_field`` if supplied
 
     Has one optional argument:
 
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