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| author | JihongMa <linlin200605@gmail.com> | 2015-11-12 13:47:34 -0800 |
|---|---|---|
| committer | Xiangrui Meng <meng@databricks.com> | 2015-11-12 13:47:34 -0800 |
| commit | d292f74831de7e69c852ed26d9c15df85b4fb568 (patch) | |
| tree | c29b1aed84f549f5295cc0e3cb3b6a508e3360a9 /python/pyspark | |
| parent | f5a9526fec284cccd0755d190c91e8d9999f7877 (diff) | |
| download | spark-d292f74831de7e69c852ed26d9c15df85b4fb568.tar.gz spark-d292f74831de7e69c852ed26d9c15df85b4fb568.tar.bz2 spark-d292f74831de7e69c852ed26d9c15df85b4fb568.zip | |
[SPARK-11420] Updating Stddev support via Imperative Aggregate
switched stddev support from DeclarativeAggregate to ImperativeAggregate.
Author: JihongMa <linlin200605@gmail.com>
Closes #9380 from JihongMA/SPARK-11420.
Diffstat (limited to 'python/pyspark')
| -rw-r--r-- | python/pyspark/sql/dataframe.py | 2 |
1 files changed, 1 insertions, 1 deletions
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| +-------+------------------+-----+ |