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https://issues.apache.org/jira/browse/HIVE-10117?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14639318#comment-14639318
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Siddharth Seth commented on HIVE-10117:
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This is for the instances that are picked up from ThreadLocals. I believe the
operator pipeline etc. Not the map join table which comes from the cache.
> LLAP: Use task number, attempt number to cache plans
> ----------------------------------------------------
>
> Key: HIVE-10117
> URL: https://issues.apache.org/jira/browse/HIVE-10117
> Project: Hive
> Issue Type: Sub-task
> Reporter: Siddharth Seth
> Fix For: llap
>
>
> Instead of relying on thread locals only. This can be used to share the work
> between Inputs / Processor / Outputs in Tez.
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