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Posted to issues@hive.apache.org by "Ashutosh Chauhan (JIRA)" <ji...@apache.org> on 2018/02/02 07:34:00 UTC

[jira] [Assigned] (HIVE-18611) Avoid memory allocation of aggregation buffer during stats computation

     [ https://issues.apache.org/jira/browse/HIVE-18611?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ashutosh Chauhan reassigned HIVE-18611:
---------------------------------------


> Avoid memory allocation of aggregation buffer during stats computation 
> -----------------------------------------------------------------------
>
>                 Key: HIVE-18611
>                 URL: https://issues.apache.org/jira/browse/HIVE-18611
>             Project: Hive
>          Issue Type: Bug
>          Components: Physical Optimizer, Statistics
>            Reporter: Ashutosh Chauhan
>            Assignee: Ashutosh Chauhan
>            Priority: Major
>
> Bloom filter aggregation buffer may result in allocation of upto ~594MB array which is unnecessary.



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