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https://issues.apache.org/jira/browse/TAJO-1714?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14642366#comment-14642366
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ASF GitHub Bot commented on TAJO-1714:
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GitHub user javaoracle opened a pull request:
https://github.com/apache/tajo/pull/656
TAJO-1714: Boosting aggregation performance using GS-Collection
I'm working
Don't start review. plz.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/javaoracle/tajo TAJO-1714
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/tajo/pull/656.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #656
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commit e702650902a8b8ce036f034ed6061c7bb62420c1
Author: Jinho Kim <[email protected]>
Date: 2015-07-27T06:54:07Z
TAJO-1714: Boosting aggregation performance using GS-Collection
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> Boosting aggregation performance using GS-Collection
> ----------------------------------------------------
>
> Key: TAJO-1714
> URL: https://issues.apache.org/jira/browse/TAJO-1714
> Project: Tajo
> Issue Type: Improvement
> Components: Physical Operator
> Reporter: Sooyeol.Yang
> Assignee: Sooyeol.Yang
> Fix For: 0.11.0
>
>
> GS-collections are known as one of the most efficient java collections.
> So, I propose to change Tajo's internal memory collections to GS-collections.
> Here are some interesting manuscripts including performance evaluation.
> GS-collection github:
> https://github.com/goldmansachs/gs-collections
> javaone GS-collection slide:
> https://docs.google.com/viewer?url=http%3A%2F%2Fwww.goldmansachs.com%2Fgs-collections%2Fpresentations%2F2014-09-29_JavaOne_GSC.pptx
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