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https://issues.apache.org/jira/browse/TAJO-1311?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14386128#comment-14386128
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Tajo QA commented on TAJO-1311:
-------------------------------
{color:green}*+1 overall.*{color} Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12708074/TAJO-1311_2.patch
against master revision release-0.9.0-rc0-225-g7f77593.
{color:green}+1 @author.{color} The patch does not contain any @author
tags.
{color:green}+1 tests included.{color} The patch appears to include 1 new
or modified test files.
{color:green}+1 javac.{color} The applied patch does not increase the
total number of javac compiler warnings.
{color:green}+1 javadoc.{color} The applied patch does not increase the
total number of javadoc warnings.
{color:green}+1 checkstyle.{color} The patch generated 0 code style errors.
{color:green}+1 findbugs.{color} The patch does not introduce any new
Findbugs (version 2.0.3) warnings.
{color:green}+1 release audit.{color} The applied patch does not increase
the total number of release audit warnings.
{color:green}+1 core tests.{color} The patch passed unit tests in
tajo-core.
Test results:
https://builds.apache.org/job/PreCommit-TAJO-Build/674//testReport/
Console output: https://builds.apache.org/job/PreCommit-TAJO-Build/674//console
This message is automatically generated.
> Enable Scattered Hash Shuffle for CTAS statement.
> -------------------------------------------------
>
> Key: TAJO-1311
> URL: https://issues.apache.org/jira/browse/TAJO-1311
> Project: Tajo
> Issue Type: Improvement
> Components: distributed query plan
> Reporter: Jaehwa Jung
> Assignee: Jaehwa Jung
> Fix For: 0.11.0
>
> Attachments: TAJO-1311.patch, TAJO-1311_2.patch
>
>
> Currently, Tajo just use hash shuffle for CTAS statement. If you use large
> partitioned table for target table, you will see poor performance of wrong
> task number. Thus, we need to calculate the number for the partitioned table
> with scattered hash shuffle.
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