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https://issues.apache.org/jira/browse/TAJO-1311?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14386096#comment-14386096
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ASF GitHub Bot commented on TAJO-1311:
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Github user blrunner closed the pull request at:
https://github.com/apache/tajo/pull/357
> Enable Scattered Hash Shuffle for CTAS statement.
> -------------------------------------------------
>
> Key: TAJO-1311
> URL: https://issues.apache.org/jira/browse/TAJO-1311
> Project: Tajo
> Issue Type: Improvement
> Components: distributed query plan
> Reporter: Jaehwa Jung
> Assignee: Jaehwa Jung
> Fix For: 0.11.0
>
> Attachments: TAJO-1311.patch
>
>
> Currently, Tajo just use hash shuffle for CTAS statement. If you use large
> partitioned table for target table, you will see poor performance of wrong
> task number. Thus, we need to calculate the number for the partitioned table
> with scattered hash shuffle.
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