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From "Ashutosh Chauhan (Jira)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-22201) ConvertJoinMapJoin#checkShuffleSizeForLargeTable throws ArrayIndexOutOfBoundsException if no big table is selected
Date Fri, 20 Sep 2019 05:48:00 GMT

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

Ashutosh Chauhan updated HIVE-22201:
------------------------------------
    Fix Version/s: 4.0.0
       Resolution: Fixed
           Status: Resolved  (was: Patch Available)

Pushed to master. Thanks, Himanshu!

> 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
>             Fix For: 4.0.0
>
>         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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