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Posted to issues@calcite.apache.org by "Ashutosh Chauhan (JIRA)" <ji...@apache.org> on 2015/02/10 03:56:34 UTC

[jira] [Commented] (CALCITE-594) Add Shuffle Node

    [ https://issues.apache.org/jira/browse/CALCITE-594?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14313425#comment-14313425 ] 

Ashutosh Chauhan commented on CALCITE-594:
------------------------------------------

https://github.com/apache/incubator-calcite/pull/52/files is what I have in mind. This is just a prototype to gather feedback.
Comments welcome.

> Add Shuffle Node
> ----------------
>
>                 Key: CALCITE-594
>                 URL: https://issues.apache.org/jira/browse/CALCITE-594
>             Project: Calcite
>          Issue Type: New Feature
>            Reporter: Ashutosh Chauhan
>            Assignee: Ashutosh Chauhan
>
> Calcite is increasingly targeting to support distributed execution engines. Any distributed sql engine has Shuffle/Exchange operator to shuffle their data with other deamons in the runtime system. It will be useful to add a notion of {{Shuffle}} RelNode as a first class citizen in Calcite.



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