From d292f74831de7e69c852ed26d9c15df85b4fb568 Mon Sep 17 00:00:00 2001 From: JihongMa Date: Thu, 12 Nov 2015 13:47:34 -0800 Subject: [SPARK-11420] Updating Stddev support via Imperative Aggregate switched stddev support from DeclarativeAggregate to ImperativeAggregate. Author: JihongMa Closes #9380 from JihongMA/SPARK-11420. --- python/pyspark/sql/dataframe.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'python/pyspark/sql/dataframe.py') diff --git a/python/pyspark/sql/dataframe.py b/python/pyspark/sql/dataframe.py index 0dd75ba7ca..ad6ad0235a 100644 --- a/python/pyspark/sql/dataframe.py +++ b/python/pyspark/sql/dataframe.py @@ -761,7 +761,7 @@ class DataFrame(object): +-------+------------------+-----+ | count| 2| 2| | mean| 3.5| null| - | stddev|2.1213203435596424| null| + | stddev|2.1213203435596424| NaN| | min| 2|Alice| | max| 5| Bob| +-------+------------------+-----+ -- cgit v1.2.3