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From "Jesus Camacho Rodriguez (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-9943) CBO (Calcite Return Path): GroupingID translation from Calcite [CBO branch]
Date Thu, 12 Mar 2015 21:46:38 GMT

     [ https://issues.apache.org/jira/browse/HIVE-9943?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jesus Camacho Rodriguez updated HIVE-9943:
------------------------------------------
    Fix Version/s:     (was: 1.2.0)
                   cbo-branch

> CBO (Calcite Return Path): GroupingID translation from Calcite [CBO branch]
> ---------------------------------------------------------------------------
>
>                 Key: HIVE-9943
>                 URL: https://issues.apache.org/jira/browse/HIVE-9943
>             Project: Hive
>          Issue Type: Sub-task
>          Components: CBO
>    Affects Versions: cbo-branch
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>             Fix For: cbo-branch
>
>         Attachments: HIVE-9943.cbo.patch
>
>
> The translation from Calcite back to Hive might produce wrong results while interacting
with other Calcite optimization rules. Further, we could ease translation of Aggregate operator
with grouping sets to Hive.



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