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https://issues.apache.org/jira/browse/TAJO-1715?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14645600#comment-14645600
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ASF GitHub Bot commented on TAJO-1715:
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Github user jinossy commented on the pull request:
https://github.com/apache/tajo/pull/658#issuecomment-125866576
+1 LGTM
> 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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