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Posted to issues@hive.apache.org by "Jesus Camacho Rodriguez (JIRA)" <ji...@apache.org> on 2018/03/02 02:25:00 UTC

[jira] [Updated] (HIVE-18848) Improve readability of filter conditions in explain plan when CBO is run

     [ https://issues.apache.org/jira/browse/HIVE-18848?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jesus Camacho Rodriguez updated HIVE-18848:
-------------------------------------------
    Attachment: HIVE-18848.patch

> Improve readability of filter conditions in explain plan when CBO is run
> ------------------------------------------------------------------------
>
>                 Key: HIVE-18848
>                 URL: https://issues.apache.org/jira/browse/HIVE-18848
>             Project: Hive
>          Issue Type: Improvement
>          Components: CBO
>    Affects Versions: 3.0.0
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>            Priority: Minor
>         Attachments: HIVE-18848.patch
>
>
> CBO might return comparison operands in any non-deterministic order. Try to show {{<reference> <cmp> <literal>}} when possible, i.e., {{c < 10}} rather than {{10 > c}}.



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