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https://issues.apache.org/jira/browse/HIVE-22201?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16934021#comment-16934021
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Himanshu Mishra commented on HIVE-22201:
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[~ashutoshc] all tests passed now
> 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
> Affects Versions: 3.0.0
> Reporter: Himanshu Mishra
> Assignee: Himanshu Mishra
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-22201.01.patch, HIVE-22201.02.patch,
> HIVE-22201.03.patch, HIVE-22201.04.patch, HIVE-22201.05.patch
>
> 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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