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https://issues.apache.org/jira/browse/TAJO-1715?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14645694#comment-14645694
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Hudson commented on TAJO-1715:
------------------------------
SUCCESS: Integrated in Tajo-master-build #777 (See
[https://builds.apache.org/job/Tajo-master-build/777/])
TAJO-1715: Precompute the hash value of various kinds of ids. (jihoonson: rev
33f4b7a061d0b4f7867f89b32b880f686fe1dc51)
* CHANGES
* tajo-core/src/main/java/org/apache/tajo/engine/planner/physical/TupleMap.java
* tajo-common/src/main/java/org/apache/tajo/TaskId.java
* tajo-common/src/main/java/org/apache/tajo/storage/VTuple.java
* tajo-core/src/main/java/org/apache/tajo/engine/planner/physical/KeyTuple.java
* tajo-common/src/main/java/org/apache/tajo/TaskAttemptId.java
> Precompute the hash value of various kinds of ids
> -------------------------------------------------
>
> Key: TAJO-1715
> URL: https://issues.apache.org/jira/browse/TAJO-1715
> Project: Tajo
> Issue Type: Improvement
> Reporter: Jihoon Son
> Assignee: Jihoon Son
> Priority: Minor
> Fix For: 0.11.0
>
>
> QueryId, ExecutionBlockId, TaskId, and TaskAttemptId are used for key of
> HashMap. Statically maintaining hash value will improve the performance.
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