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From "Sergey Shelukhin (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-15397) metadata-only queries may return incorrect results with empty tables - I
Date Fri, 09 Dec 2016 00:09:58 GMT

     [ https://issues.apache.org/jira/browse/HIVE-15397?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sergey Shelukhin updated HIVE-15397:
------------------------------------
    Description: Queries like select 1=1 from t group by 1=1 may return rows, based on OneNullRowInputFormat,
even if the source table is empty.

> metadata-only queries may return incorrect results with empty tables - I
> ------------------------------------------------------------------------
>
>                 Key: HIVE-15397
>                 URL: https://issues.apache.org/jira/browse/HIVE-15397
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Sergey Shelukhin
>            Assignee: Sergey Shelukhin
>         Attachments: HIVE-15397.patch
>
>
> Queries like select 1=1 from t group by 1=1 may return rows, based on OneNullRowInputFormat,
even if the source table is empty.



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