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From "Vineet Garg (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-16851) Scalar subquery with group by missing sq_count_check UDF
Date Sun, 11 Jun 2017 18:54:19 GMT

     [ https://issues.apache.org/jira/browse/HIVE-16851?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Vineet Garg updated HIVE-16851:
-------------------------------
    Fix Version/s: 3.0.0

> Scalar subquery with group by missing sq_count_check UDF
> --------------------------------------------------------
>
>                 Key: HIVE-16851
>                 URL: https://issues.apache.org/jira/browse/HIVE-16851
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Vineet Garg
>            Assignee: Vineet Garg
>             Fix For: 3.0.0
>
>         Attachments: HIVE-16851.1.patch
>
>
> Query such as 
> {code:sql}
> explain  select * from part where p_size > (select max(p_size) from part group by
p_type);
> {code}
> is missing {{sq_count_check}} UDF which ensures there is at most one row coming from
subquery.
> This problem was originally reported as part of HIVE-16793



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