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https://issues.apache.org/jira/browse/HIVE-22201?focusedWorklogId=311962&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-311962
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ASF GitHub Bot logged work on HIVE-22201:
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Author: ASF GitHub Bot
Created on: 13/Sep/19 10:31
Start Date: 13/Sep/19 10:31
Worklog Time Spent: 10m
Work Description: himanshu-mishra commented on pull request #772:
HIVE-22201: No MapJoin when there are no big table candidates
URL: https://github.com/apache/hive/pull/772
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Worklog Id: (was: 311962)
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Time Spent: 10m
> ConvertJoinMapJoin#checkShuffleSizeForLargeTable throws
> ArrayIndexOutOfBoundsException if no big table is selected
> ------------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-22201
> URL: https://issues.apache.org/jira/browse/HIVE-22201
> Project: Hive
> Issue Type: Bug
> Reporter: Himanshu Mishra
> Priority: Major
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> In case when {{bigTableCandidateSet}} is empty e.g. full outer join, we end
> up calling {{checkShuffleSizeForLargeTable}} with {{bigTablePosition}} as -1,
> resulting in {{ArrayIndexOutOfBoundsException}}.
> Also, should we return as soon as we see {{bigTableCandidateSet}} is empty ?
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