Github user mgaido91 commented on a diff in the pull request:

    https://github.com/apache/spark/pull/21025#discussion_r180431349
  
    --- Diff: python/pyspark/sql/functions.py ---
    @@ -2080,6 +2080,21 @@ def size(col):
         return Column(sc._jvm.functions.size(_to_java_column(col)))
     
     
    +@since(2.4)
    +def array_min(col):
    +    """
    +    Collection function: returns the minimum value of the array.
    +
    +    :param col: name of column or expression
    +
    +    >>> df = spark.createDataFrame([([2, 1, 3],), ([None, 10, -1],)], 
['data'])
    +    >>> df.select(array_min(df.data).alias('min')).collect()
    +    [Row(min=1), Row(min=-1)]
    +     """
    --- End diff --
    
    you are right, good catch! I was looking for reference at the `sort_array` 
function below which has the same issue. I will fix it there too, thanks.


---

---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org

Reply via email to