[ 
https://issues.apache.org/jira/browse/HIVE-20240?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Deepak Jaiswal updated HIVE-20240:
----------------------------------
    Attachment: HIVE-20240.1.patch

> Semijoin Reduction : Use local variable to check for external table condition
> -----------------------------------------------------------------------------
>
>                 Key: HIVE-20240
>                 URL: https://issues.apache.org/jira/browse/HIVE-20240
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Deepak Jaiswal
>            Assignee: Deepak Jaiswal
>            Priority: Major
>         Attachments: HIVE-20240.1.patch
>
>
> This condition,
>  
> semiJoin = semiJoin && 
> !disableSemiJoinOptDueToExternalTable(parseContext.getConf(), ts, ctx);
>  
> may set semiJoin to false if an external table is encountered and will remain 
> false for subsequent cases. It should only disable it for that particular 
> case.
>  
> cc [~jdere]



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

Reply via email to