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Posted to issues@hive.apache.org by "mahesh kumar behera (Jira)" <ji...@apache.org> on 2020/07/23 07:04:00 UTC

[jira] [Updated] (HIVE-23906) Analyze and implement PK-FK based optimization for Anti join

     [ https://issues.apache.org/jira/browse/HIVE-23906?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

mahesh kumar behera updated HIVE-23906:
---------------------------------------
    Labels:   (was: pull-request-available)

> Analyze and implement PK-FK based optimization for Anti join
> ------------------------------------------------------------
>
>                 Key: HIVE-23906
>                 URL: https://issues.apache.org/jira/browse/HIVE-23906
>             Project: Hive
>          Issue Type: Bug
>            Reporter: mahesh kumar behera
>            Assignee: mahesh kumar behera
>            Priority: Major
>
> For Anti Join, we emit the records if the join condition does not satisfies. In case of PK-FK rule we have to explore if this can be exploited to speed up Anti Join processing.
>  



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