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Posted to dev@hive.apache.org by "Ashutosh Chauhan (JIRA)" <ji...@apache.org> on 2013/12/03 00:52:36 UTC

[jira] [Updated] (HIVE-5916) No need to aggregate statistics collected via counter mechanism

     [ https://issues.apache.org/jira/browse/HIVE-5916?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ashutosh Chauhan updated HIVE-5916:
-----------------------------------

    Attachment: HIVE-5916.patch

Unfinished patch illustrating the idea. More work needs to be done. [~navis] Can you take a look to finish this off, if you have time?

> No need to aggregate statistics collected via counter mechanism 
> ----------------------------------------------------------------
>
>                 Key: HIVE-5916
>                 URL: https://issues.apache.org/jira/browse/HIVE-5916
>             Project: Hive
>          Issue Type: Bug
>          Components: Statistics
>    Affects Versions: 0.13.0
>            Reporter: Ashutosh Chauhan
>         Attachments: HIVE-5916.patch
>
>
> This results in unnecessary computations and waste of cluster resources which is not required since aggregation of counter is anyway done by JobTracker.



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