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From "Cheng Hao (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SPARK-4366) Aggregation Optimization
Date Tue, 06 Jan 2015 13:59:34 GMT

     [ https://issues.apache.org/jira/browse/SPARK-4366?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Cheng Hao updated SPARK-4366:
-----------------------------
    Attachment: aggregatefunction_v1.pdf

Draft Design Doc.

> Aggregation Optimization
> ------------------------
>
>                 Key: SPARK-4366
>                 URL: https://issues.apache.org/jira/browse/SPARK-4366
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>            Reporter: Cheng Hao
>         Attachments: aggregatefunction_v1.pdf
>
>
> This improvement actually includes couple of sub tasks.



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