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From "Jinho Kim (JIRA)" <j...@apache.org>
Subject [jira] [Comment Edited] (TAJO-292) Too many intermediate partition files
Date Thu, 05 Dec 2013 07:40:38 GMT

    [ https://issues.apache.org/jira/browse/TAJO-292?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13839913#comment-13839913
] 

Jinho Kim edited comment on TAJO-292 at 12/5/13 7:40 AM:
---------------------------------------------------------

I've uploaded the patch that reflects your comment.
verified TPC-H 1, 3, 10. please review this. thanks


was (Author: jhkim):
I've uploaded the patch that reflects your comment.
please review this. thanks

> 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, TAJO-292_3.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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