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From "Jesus Camacho Rodriguez (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-21780) SetHashGroupByMinReduction should check parent operator number of rows to compute reduction
Date Thu, 23 May 2019 16:28:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-21780?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jesus Camacho Rodriguez updated HIVE-21780:
-------------------------------------------
       Resolution: Fixed
    Fix Version/s: 4.0.0
           Status: Resolved  (was: Patch Available)

Pushed to master, thanks for reviewing [~gopalv].

> SetHashGroupByMinReduction should check parent operator number of rows to compute reduction
> -------------------------------------------------------------------------------------------
>
>                 Key: HIVE-21780
>                 URL: https://issues.apache.org/jira/browse/HIVE-21780
>             Project: Hive
>          Issue Type: Bug
>          Components: Physical Optimizer
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>            Priority: Major
>             Fix For: 4.0.0
>
>         Attachments: HIVE-21780.01.patch, HIVE-21780.patch
>
>
> Currently it incorrectly checks the number of rows in the Group By operator itself.



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