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Posted to issues@hive.apache.org by "Sergey Shelukhin (JIRA)" <ji...@apache.org> on 2015/11/17 23:03:11 UTC

[jira] [Commented] (HIVE-11528) incrementally read query results when there's no ORDER BY

    [ https://issues.apache.org/jira/browse/HIVE-11528?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15009646#comment-15009646 ] 

Sergey Shelukhin commented on HIVE-11528:
-----------------------------------------

[~vgumashta] can you comment w.r.t. HS2 result set improvement JIRAs you've filed recently, do they cover this use case?

> incrementally read query results when there's no ORDER BY
> ---------------------------------------------------------
>
>                 Key: HIVE-11528
>                 URL: https://issues.apache.org/jira/browse/HIVE-11528
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Sergey Shelukhin
>            Assignee: Keisuke Ogiwara
>
> May require HIVE-11527. When there's no ORDER BY and there's more than one reducer on the last stage of the query, it should be possible to return data to the user as it is produced, instead of waiting for all reducers to finish.



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