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https://issues.apache.org/jira/browse/HIVE-4502?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13714791#comment-13714791
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Yin Huai commented on HIVE-4502:
--------------------------------
Problem found. It's because in 'splitTasks' the new patch (uploaded at
20/Jul/13 17:06) did not set needsTagging for the MR job which has
DemuxOperator. Will upload a incremental patch later.
> NPE - subquery smb joins fails
> ------------------------------
>
> Key: HIVE-4502
> URL: https://issues.apache.org/jira/browse/HIVE-4502
> Project: Hive
> Issue Type: Bug
> Components: Query Processor
> Affects Versions: 0.11.0
> Reporter: Vikram Dixit K
> Assignee: Navis
> Attachments: HIVE-4502.D10695.1.patch, HIVE-4502.D10695.2.patch,
> HIVE-4502.D10695.3.patch, HIVE-4502.D10695.4.patch, HIVE-4502.patch,
> smb_mapjoin_25.q, smb_mapjoin_25.q
>
>
> Found this issue while running some SMB joins. Attaching test case that
> causes this error.
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