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Posted to issues@spark.apache.org by "Michael Styles (JIRA)" <ji...@apache.org> on 2017/08/10 15:22:02 UTC

[jira] [Created] (SPARK-21692) Modify PythonUDF to support nullability

Michael Styles created SPARK-21692:
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             Summary: Modify PythonUDF to support nullability
                 Key: SPARK-21692
                 URL: https://issues.apache.org/jira/browse/SPARK-21692
             Project: Spark
          Issue Type: Improvement
          Components: PySpark, SQL
    Affects Versions: 2.2.0
            Reporter: Michael Styles


When creating or registering Python UDFs, a user may know whether null values can be returned by the function. PythonUDF and related classes should be modified to support nullability.



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