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Posted to issues@hive.apache.org by "Pengcheng Xiong (JIRA)" <ji...@apache.org> on 2017/03/25 21:43:41 UTC

[jira] [Updated] (HIVE-16121) Add flag to allow approximate results coming from Druid

     [ https://issues.apache.org/jira/browse/HIVE-16121?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Pengcheng Xiong updated HIVE-16121:
-----------------------------------
    Target Version/s: 3.0.0  (was: 2.2.0)

> Add flag to allow approximate results coming from Druid
> -------------------------------------------------------
>
>                 Key: HIVE-16121
>                 URL: https://issues.apache.org/jira/browse/HIVE-16121
>             Project: Hive
>          Issue Type: Improvement
>          Components: Druid integration
>    Affects Versions: 2.2.0
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>
> Druid allows approximate results for some kind of operations and queries (count distinct, top n, decimal type, ...). There are some flags in Calcite to control this behavior; we should expose these flags in Hive so user can set their value.



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