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Posted to issues-all@impala.apache.org by "Tim Armstrong (JIRA)" <ji...@apache.org> on 2018/11/03 00:19:01 UTC

[jira] [Updated] (IMPALA-2934) Statistics maintenance

     [ https://issues.apache.org/jira/browse/IMPALA-2934?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tim Armstrong updated IMPALA-2934:
----------------------------------
    Labels: performance planner  (was: performance planner supportability)

> Statistics maintenance
> ----------------------
>
>                 Key: IMPALA-2934
>                 URL: https://issues.apache.org/jira/browse/IMPALA-2934
>             Project: IMPALA
>          Issue Type: New Feature
>          Components: Backend, Frontend
>    Affects Versions: Impala 2.2
>            Reporter: Mostafa Mokhtar
>            Priority: Minor
>              Labels: performance, planner
>
> Introduce the mechanism to keep statistics up–to–date to ensure that the planner doesn't operate on stale or missing statistics



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