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https://issues.apache.org/jira/browse/HIVE-8865?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14211899#comment-14211899
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Chao commented on HIVE-8865:
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Yes, I think you are right. I basically copied the code from MR, but seems it
can be improved a bit. Let me change it.
> Needs to set hashTableMemoryUsage for MapJoinDesc
> -------------------------------------------------
>
> Key: HIVE-8865
> URL: https://issues.apache.org/jira/browse/HIVE-8865
> Project: Hive
> Issue Type: Sub-task
> Components: Spark
> Affects Versions: spark-branch
> Reporter: Chao
> Assignee: Chao
> Attachments: HIVE-8865.1-spark.patch
>
>
> If this part is not done, hashTableMemoryUsage is always 0.0, which will
> cause MapJoinMemoryExhaustionException.
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