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Posted to dev@drill.apache.org by "Aman Sinha (JIRA)" <ji...@apache.org> on 2014/05/02 01:30:17 UTC

[jira] [Updated] (DRILL-576) Add cost model for distribution and enable new plans

     [ https://issues.apache.org/jira/browse/DRILL-576?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Aman Sinha updated DRILL-576:
-----------------------------

    Attachment: 0001-Fix-DRILL-576-Cumulative-changes-for-Drill-costing-n.patch

> Add cost model for distribution and enable new plans
> ----------------------------------------------------
>
>                 Key: DRILL-576
>                 URL: https://issues.apache.org/jira/browse/DRILL-576
>             Project: Apache Drill
>          Issue Type: Bug
>            Reporter: Aman Sinha
>            Assignee: Aman Sinha
>         Attachments: 0001-Fix-DRILL-576-Cumulative-changes-for-Drill-costing-n.patch
>
>
> Add cost model for Drill to include distribution costs and enable new plans: 
>  - enable hash join and hash aggregate plans through the cost based comparison with existing merge join and streaming aggregate plans. 
>  - allow creating join and aggregation plans with alternative distributions. 



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