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From "Vikram Dixit K (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-13343) Need to disable hybrid grace hash join in llap mode except for dynamically partitioned hash join
Date Wed, 18 May 2016 18:07:13 GMT

     [ https://issues.apache.org/jira/browse/HIVE-13343?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Vikram Dixit K updated HIVE-13343:
----------------------------------
    Resolution: Fixed
        Status: Resolved  (was: Patch Available)

> Need to disable hybrid grace hash join in llap mode except for dynamically partitioned
hash join
> ------------------------------------------------------------------------------------------------
>
>                 Key: HIVE-13343
>                 URL: https://issues.apache.org/jira/browse/HIVE-13343
>             Project: Hive
>          Issue Type: Bug
>          Components: llap
>    Affects Versions: 2.1.0
>            Reporter: Vikram Dixit K
>            Assignee: Vikram Dixit K
>         Attachments: HIVE-13343.1.patch, HIVE-13343.2.patch, HIVE-13343.3.patch, HIVE-13343.4.patch,
HIVE-13343.5.patch, HIVE-13343.6.patch, HIVE-13343.7.patch
>
>
> Due to performance reasons, we should disable use of hybrid grace hash join in llap when
dynamic partition hash join is not used. With dynamic partition hash join, we need hybrid
grace hash join due to the possibility of skews.



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