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https://issues.apache.org/jira/browse/SPARK-12918?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15108110#comment-15108110
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Sun Rui commented on SPARK-12918:
---------------------------------
Spark is now supporting vectorized execution via Columnar batch. See
SPARK-12785 and SPARK-12635. Hope this could benefit SparkR UDF.
> Support R SQL UDF in SparkR
> ---------------------------
>
> Key: SPARK-12918
> URL: https://issues.apache.org/jira/browse/SPARK-12918
> Project: Spark
> Issue Type: New Feature
> Components: SparkR
> Affects Versions: 1.6.0
> Reporter: Sun Rui
> Attachments: SparkR SQL UDF Design Documentation v1.pdf
>
>
> As discussed in SPARK-6817, a more general style of SparkR UDF is preferred
> over SQL UDF. This JIRA issue is used to track SQL UDF related discussions.
> Whether we need to support it or not is under discussion.
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