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Posted to issues@tajo.apache.org by "Jinho Kim (JIRA)" <ji...@apache.org> on 2015/08/05 12:45:04 UTC
[jira] [Updated] (TAJO-1743) Improve calculation of intermediate
table statistics
[ https://issues.apache.org/jira/browse/TAJO-1743?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jinho Kim updated TAJO-1743:
----------------------------
Summary: Improve calculation of intermediate table statistics (was: Improve calculation of intermediate table stat)
> Improve calculation of intermediate table statistics
> ----------------------------------------------------
>
> Key: TAJO-1743
> URL: https://issues.apache.org/jira/browse/TAJO-1743
> Project: Tajo
> Issue Type: Improvement
> Components: Data Shuffle, Physical Operator, Storage
> Affects Versions: 0.8.0, 0.9.0, 0.10.0, 0.10.1
> Reporter: Jinho Kim
> Assignee: Jinho Kim
> Fix For: 0.11.0
>
>
> Internal storage calculates the statistic(min, max) for intermediate data shuffling. but the statistics requires only to the range shuffle in the current implementation. We should remove unnecessary computing
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