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https://issues.apache.org/jira/browse/HIVE-21457?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aman Raj updated HIVE-21457:
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Fix Version/s: (was: 3.2.0)
> Perf optimizations in ORC split-generation
> ------------------------------------------
>
> Key: HIVE-21457
> URL: https://issues.apache.org/jira/browse/HIVE-21457
> Project: Hive
> Issue Type: Improvement
> Components: Transactions
> Affects Versions: 4.0.0
> Reporter: Prasanth Jayachandran
> Assignee: Prasanth Jayachandran
> Priority: Minor
> Fix For: 4.0.0-alpha-1
>
> Attachments: HIVE-21457.1.patch
>
>
> Minor split generation optimizations
> * Reuse vectorization checks
> * Reuse isAcid checks
> * Reuse filesystem objects
> * Improved logging (log at top-level instead of inside the thread pool)
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