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https://issues.apache.org/jira/browse/SPARK-6377?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14364901#comment-14364901
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Sean Owen commented on SPARK-6377:
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I think this is the same basic suggestion as SPARK-4630?
> Set the number of shuffle partitions automatically based on the size of input
> tables and the reduce-side operation.
> -------------------------------------------------------------------------------------------------------------------
>
> Key: SPARK-6377
> URL: https://issues.apache.org/jira/browse/SPARK-6377
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Reporter: Yin Huai
>
> It will be helpful to automatically set the number of shuffle partitions
> based on the size of input tables and the operation at the reduce side for an
> Exchange operator.
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