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Posted to issues@hive.apache.org by "Sergey Shelukhin (JIRA)" <ji...@apache.org> on 2017/03/23 22:14:41 UTC

[jira] [Assigned] (HIVE-16289) add hints for semijoin reduction

     [ https://issues.apache.org/jira/browse/HIVE-16289?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sergey Shelukhin reassigned HIVE-16289:
---------------------------------------


> add hints for semijoin reduction
> --------------------------------
>
>                 Key: HIVE-16289
>                 URL: https://issues.apache.org/jira/browse/HIVE-16289
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Sergey Shelukhin
>            Assignee: Sergey Shelukhin
>
> For now hints will only impact bloom filter size if semijoin is enabled.
> In a follow-up, after some cost-based semi-join decision logic is added, they may also influence it.



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