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| author | Wenchen Fan <wenchen@databricks.com> | 2016-01-13 12:29:02 -0800 |
|---|---|---|
| committer | Reynold Xin <rxin@databricks.com> | 2016-01-13 12:29:02 -0800 |
| commit | c2ea79f96acd076351b48162644ed1cff4c8e090 (patch) | |
| tree | 55ca22bdd84dac3cb225cd2b9bddaf0c11c93d19 /python | |
| parent | e4e0b3f7b2945aae5ec7c3d68296010bbc5160cf (diff) | |
| download | spark-c2ea79f96acd076351b48162644ed1cff4c8e090.tar.gz spark-c2ea79f96acd076351b48162644ed1cff4c8e090.tar.bz2 spark-c2ea79f96acd076351b48162644ed1cff4c8e090.zip | |
[SPARK-12642][SQL] improve the hash expression to be decoupled from unsafe row
https://issues.apache.org/jira/browse/SPARK-12642
Author: Wenchen Fan <wenchen@databricks.com>
Closes #10694 from cloud-fan/hash-expr.
Diffstat (limited to 'python')
| -rw-r--r-- | python/pyspark/sql/functions.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/python/pyspark/sql/functions.py b/python/pyspark/sql/functions.py index b0390cb994..719eca8f55 100644 --- a/python/pyspark/sql/functions.py +++ b/python/pyspark/sql/functions.py @@ -1023,7 +1023,7 @@ def hash(*cols): """Calculates the hash code of given columns, and returns the result as a int column. >>> sqlContext.createDataFrame([('ABC',)], ['a']).select(hash('a').alias('hash')).collect() - [Row(hash=1358996357)] + [Row(hash=-757602832)] """ sc = SparkContext._active_spark_context jc = sc._jvm.functions.hash(_to_seq(sc, cols, _to_java_column)) |