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https://issues.apache.org/jira/browse/HIVE-3904?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Namit Jain updated HIVE-3904:
-----------------------------
Resolution: Fixed
Fix Version/s: 0.11.0
Hadoop Flags: Reviewed
Status: Resolved (was: Patch Available)
Committed. Thanks Navis
> Replace hashmaps in JoinOperators to array
> ------------------------------------------
>
> Key: HIVE-3904
> URL: https://issues.apache.org/jira/browse/HIVE-3904
> Project: Hive
> Issue Type: Improvement
> Components: Query Processor
> Reporter: Navis
> Assignee: Navis
> Priority: Trivial
> Fix For: 0.11.0
>
> Attachments: HIVE-3904.D7959.1.patch, HIVE-3904.D7959.2.patch
>
>
> Join operator has many HashMaps that maps tag to some internal
> value(ExprEvals, OIs, etc.) and theses are accessed 5 or more times per an
> object, which is seemed unnecessary overhead.
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