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From "Wei Zheng (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-14446) Add switch to control BloomFilter in Hybrid grace hash join and make the FPP adjustable
Date Wed, 24 Aug 2016 18:25:20 GMT

     [ https://issues.apache.org/jira/browse/HIVE-14446?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Wei Zheng updated HIVE-14446:
-----------------------------
    Target Version/s: 2.2.0, 2.1.1  (was: 1.3.0, 2.2.0, 2.1.1)

> Add switch to control BloomFilter in Hybrid grace hash join and make the FPP adjustable
> ---------------------------------------------------------------------------------------
>
>                 Key: HIVE-14446
>                 URL: https://issues.apache.org/jira/browse/HIVE-14446
>             Project: Hive
>          Issue Type: Bug
>          Components: Hive
>    Affects Versions: 1.3.0, 2.2.0, 2.1.1
>            Reporter: Wei Zheng
>            Assignee: Wei Zheng
>         Attachments: HIVE-14446.1.patch, HIVE-14446.2.patch
>
>
> When row count exceeds certain limit, it doesn't make sense to generate a bloom filter,
since its size will be a few hundred MB or even a few GB.



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