[jira] [Resolved] (SPARK-22945) add java UDF APIs in the functions object

["Wenchen Fan (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-22945?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wenchen Fan resolved SPARK-22945.
---------------------------------
       Resolution: Fixed
    Fix Version/s: 2.3.0

Issue resolved by pull request 20141
[https://github.com/apache/spark/pull/20141]

> add java UDF APIs in the functions object
> -----------------------------------------
>
>                 Key: SPARK-22945
>                 URL: https://issues.apache.org/jira/browse/SPARK-22945
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 2.3.0
>            Reporter: Wenchen Fan
>            Assignee: Wenchen Fan
>             Fix For: 2.3.0
>
>
> Currently Scala users can use UDF like
> {code}
> val foo = udf((i: Int) => Math.random() + i).asNondeterministic
> df.select(foo('a))
> {code}
> Python users can also do it with similar APIs. However Java users can't do it, we should add Java UDF APIs in the functions object.



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