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https://issues.apache.org/jira/browse/HIVE-1276?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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He Yongqiang updated HIVE-1276:
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Attachment: hive-1276.1.patch
attached a preview patch. not finished.
> optimize bucketing
> -------------------
>
> Key: HIVE-1276
> URL: https://issues.apache.org/jira/browse/HIVE-1276
> Project: Hadoop Hive
> Issue Type: Improvement
> Reporter: Namit Jain
> Assignee: He Yongqiang
> Attachments: hive-1276.1.patch
>
>
> If the query results are already clustered by the bucketing column, there is
> no need for another map-reduce job.
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