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From "Jacques Nadeau (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DRILL-133) Add support for Local Exchange nodes
Date Mon, 09 Mar 2015 20:24:38 GMT

    [ https://issues.apache.org/jira/browse/DRILL-133?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14353525#comment-14353525
] 

Jacques Nadeau commented on DRILL-133:
--------------------------------------

I forgot to my +1 here but discussed with Venki offline.  Sorry about that.  

Nice work Venki, this is a great patch for increased scale support.

> Add support for Local Exchange nodes
> ------------------------------------
>
>                 Key: DRILL-133
>                 URL: https://issues.apache.org/jira/browse/DRILL-133
>             Project: Apache Drill
>          Issue Type: New Feature
>          Components: Execution - Relational Operators
>            Reporter: Jacques Nadeau
>            Assignee: Venki Korukanti
>             Fix For: 0.8.0
>
>
> Exchange nodes currently assume remote communication.  In certain situations, it is useful
to consolidate separate minor fragments together before pushing to remote nodes.  This can
reduce the communication overhead depending on the size and nature of the data.



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