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Posted to issues@spark.apache.org by "Xiao Li (JIRA)" <ji...@apache.org> on 2017/05/10 06:50:04 UTC

[jira] [Resolved] (SPARK-20668) Modify ScalaUDF to handle nullability.

     [ https://issues.apache.org/jira/browse/SPARK-20668?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Xiao Li resolved SPARK-20668.
-----------------------------
       Resolution: Fixed
    Fix Version/s: 2.3.0

> Modify ScalaUDF to handle nullability.
> --------------------------------------
>
>                 Key: SPARK-20668
>                 URL: https://issues.apache.org/jira/browse/SPARK-20668
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 2.3.0
>            Reporter: Takuya Ueshin
>            Assignee: Takuya Ueshin
>             Fix For: 2.3.0
>
>
> When registering Scala UDF, we can know if the udf will return nullable value or not. {{ScalaUDF}} and related classes should handle the nullability.



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