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From "Jinho Kim (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (TAJO-292) Too many intermediate partition files
Date Thu, 05 Dec 2013 05:10:35 GMT

     [ https://issues.apache.org/jira/browse/TAJO-292?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jinho Kim updated TAJO-292:
---------------------------

    Attachment: TAJO-292_2.patch

Thanks guys for the review.
I've uploaded the second patch that reflects suggestions.

> Too many intermediate partition files
> -------------------------------------
>
>                 Key: TAJO-292
>                 URL: https://issues.apache.org/jira/browse/TAJO-292
>             Project: Tajo
>          Issue Type: Bug
>          Components: repartitioning
>    Affects Versions: 0.2-incubating
>            Reporter: Hyunsik Choi
>            Assignee: Jinho Kim
>            Priority: Critical
>             Fix For: 0.8-incubating
>
>         Attachments: TAJO-292.patch, TAJO-292_2.patch
>
>
> Unlike the before, the number of partitions are being currently determined by the volume
size and the number of distinct keys. It can cause unnecessary overheads. We need to improve
the partition number determiner to consider the number of cluster nodes.



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