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Posted to issues@tajo.apache.org by "Hyunsik Choi (JIRA)" <ji...@apache.org> on 2014/09/21 21:23:34 UTC

[jira] [Updated] (TAJO-256) Support data cube (Umbrella)

     [ https://issues.apache.org/jira/browse/TAJO-256?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hyunsik Choi updated TAJO-256:
------------------------------
    Fix Version/s:     (was: 0.9.0)

> Support data cube (Umbrella)
> ----------------------------
>
>                 Key: TAJO-256
>                 URL: https://issues.apache.org/jira/browse/TAJO-256
>             Project: Tajo
>          Issue Type: New Feature
>          Components: catalog, distributed query plan, parser
>            Reporter: Jihoon Son
>            Assignee: Jihoon Son
>
> This issue includes follows sub issues
> * SQL support of group by extensions (GROUPING SETS, CUBE, ROLLUP)
> * Query execution of group by extensions
> * GROUPING() function
> * Data cube materialization process
> * Cube schema maintenance
> * Sample-based cost estimation



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