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Posted to issues@hive.apache.org by "Jesus Camacho Rodriguez (JIRA)" <ji...@apache.org> on 2016/07/06 22:46:11 UTC

[jira] [Updated] (HIVE-14176) CBO nesting windowing function within each other when merging Project operators

     [ https://issues.apache.org/jira/browse/HIVE-14176?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jesus Camacho Rodriguez updated HIVE-14176:
-------------------------------------------
    Component/s: CBO

> CBO nesting windowing function within each other when merging Project operators
> -------------------------------------------------------------------------------
>
>                 Key: HIVE-14176
>                 URL: https://issues.apache.org/jira/browse/HIVE-14176
>             Project: Hive
>          Issue Type: Bug
>          Components: CBO
>    Affects Versions: 2.1.0, 2.2.0
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>
> The translation into a physical plan does not support this way of expressing windowing functions. Instead, we will not merge the Project operators when we find this pattern.



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