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https://issues.apache.org/jira/browse/TAJO-1311?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14513844#comment-14513844
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Hudson commented on TAJO-1311:
------------------------------
SUCCESS: Integrated in Tajo-master-build #688 (See
[https://builds.apache.org/job/Tajo-master-build/688/])
TAJO-1311: Enable Scattered Hash Shuffle for CTAS statement. (jaehwa)
(blrunner: rev b50831ffa66d94b67a419a95f81beed8fcab8ba2)
* tajo-core/src/test/java/org/apache/tajo/engine/query/TestTablePartitions.java
*
tajo-core/src/main/java/org/apache/tajo/engine/planner/PhysicalPlannerImpl.java
* CHANGES
*
tajo-core/src/main/java/org/apache/tajo/engine/planner/global/GlobalPlanner.java
> 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, TAJO-1311_3.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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