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Posted to issues@hive.apache.org by "Himanshu Mishra (Jira)" <ji...@apache.org> on 2019/09/13 10:39:00 UTC

[jira] [Work stopped] (HIVE-22201) ConvertJoinMapJoin#checkShuffleSizeForLargeTable throws ArrayIndexOutOfBoundsException if no big table is selected

     [ https://issues.apache.org/jira/browse/HIVE-22201?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Work on HIVE-22201 stopped by Himanshu Mishra.
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> 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
>            Assignee: 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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