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https://issues.apache.org/jira/browse/SPARK-10915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15583180#comment-15583180
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Tobi Bosede commented on SPARK-10915:
-------------------------------------
Thanks Davies. Someone also mentioned collect on the mailing list. I think I
will use pandas' pivot for now rather than collect and create a UDF. (Hopefully
I have enough memory).
So how are the current (built in) aggregate functions being implemented? They
are batch right?
> Add support for UDAFs in Python
> -------------------------------
>
> Key: SPARK-10915
> URL: https://issues.apache.org/jira/browse/SPARK-10915
> Project: Spark
> Issue Type: Improvement
> Components: PySpark, SQL
> Reporter: Justin Uang
>
> This should support python defined lambdas.
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