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Posted to issues@hive.apache.org by "mahesh kumar behera (Jira)" <ji...@apache.org> on 2020/08/05 03:30:00 UTC

[jira] [Assigned] (HIVE-23992) Support null filter within or clause for Anti Join

     [ https://issues.apache.org/jira/browse/HIVE-23992?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

mahesh kumar behera reassigned HIVE-23992:
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> Support null filter within or clause for Anti Join
> --------------------------------------------------
>
>                 Key: HIVE-23992
>                 URL: https://issues.apache.org/jira/browse/HIVE-23992
>             Project: Hive
>          Issue Type: Bug
>            Reporter: mahesh kumar behera
>            Assignee: mahesh kumar behera
>            Priority: Major
>
> The current anti join conversion does not support join condition which is always true. The queries like select * from tbl t1 where not exists (select 1 from t2) is not converted to anti join.



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