[
https://issues.apache.org/jira/browse/TAJO-1407?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14374935#comment-14374935
]
ASF GitHub Bot commented on TAJO-1407:
--------------------------------------
Github user jihoonson commented on the pull request:
https://github.com/apache/tajo/pull/426#issuecomment-84606886
@navis, this is truly impressive work.
With my laptop, the vectorized sorter is faster than Collections.sort()
about 25%!
I left some trivial comments.
In addition, it will be great if you add some tests to verify sort result.
> Minor performance improvement of MemSortExec
> --------------------------------------------
>
> Key: TAJO-1407
> URL: https://issues.apache.org/jira/browse/TAJO-1407
> Project: Tajo
> Issue Type: Improvement
> Components: physical operator
> Reporter: Navis
> Assignee: Navis
> Priority: Minor
>
> Currently, tajo uses Collections.sort() with TupleCompartor, which can incur
> some overheads on comparing.
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
