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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-2980) Add CUBE/ROLLUP/GROUPING SETS operator in Table API.
Date Thu, 08 Dec 2016 11:53:58 GMT

    [ https://issues.apache.org/jira/browse/FLINK-2980?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15731994#comment-15731994

ASF GitHub Bot commented on FLINK-2980:

GitHub user chermenin opened a pull request:


    [FLINK-2980] [table] Support for SQL GROUPING SETS clause.

    Support for operators GROUPING SETS / ROLLUP / CUBE was added in this PR.
    Also added some tests for check execution of SQL queries with them.
    PR will close next issue: https://issues.apache.org/jira/browse/FLINK-2980.

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/chermenin/flink flink-2980

Alternatively you can review and apply these changes as the patch at:


To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #2965
commit 9739ae74dd44bf8ded43eaa330e8f4488bcdf2a5
Author: Aleksandr Chermenin <aleksandr_chermenin@epam.com>
Date:   2016-12-07T07:57:04Z

    [FLINK-2980] Added GROUPING SETS implementation.

commit 355633914251af6202a54ff4a583daf3b10228f7
Author: Aleksandr Chermenin <aleksandr_chermenin@epam.com>
Date:   2016-12-07T14:23:35Z

    [FLINK-2980] Fixed grouping sets implementation.

commit 4d1a1f010b8b1ad2cc030e1243ccd7faebea267e
Author: Aleksandr Chermenin <aleksandr_chermenin@epam.com>
Date:   2016-12-07T14:35:46Z

    [FLINK-2980] Small fixes.

commit 31120f4c8d787ebfc6613fb57177a1cd35c9f105
Author: Aleksandr Chermenin <aleksandr_chermenin@epam.com>
Date:   2016-12-08T07:46:09Z

    [FLINK-2980] Some improvements.

commit 2d89df3aa9cdca19d4f99023fc8f565b31ef84d5
Author: Aleksandr Chermenin <aleksandr_chermenin@epam.com>
Date:   2016-12-08T09:32:53Z

    [FLINK-2980] Added tests.

commit ba9ca9a3317a38b31cc1a0efd213519127da1273
Author: Aleksandr Chermenin <aleksandr_chermenin@epam.com>
Date:   2016-12-08T09:34:35Z

    [FLINK-2980] Test small fix.

commit 38ff4a5496d75cf10cd5f37a041e798dcbfa4ebd
Author: Aleksandr Chermenin <aleksandr_chermenin@epam.com>
Date:   2016-12-08T11:34:19Z

    [FLINK-2980] Grouping sets tests and fixes.

commit 179b5a0fb8915b46f577c94e161e8ef8d2c356e8
Author: Aleksandr Chermenin <aleksandr_chermenin@epam.com>
Date:   2016-12-08T11:44:41Z

    [FLINK-2980] Some cleanup.


> Add CUBE/ROLLUP/GROUPING SETS operator in Table API.
> ----------------------------------------------------
>                 Key: FLINK-2980
>                 URL: https://issues.apache.org/jira/browse/FLINK-2980
>             Project: Flink
>          Issue Type: New Feature
>          Components: Documentation, Table API & SQL
>            Reporter: Chengxiang Li
>            Assignee: Alexander Chermenin
>         Attachments: Cube-Rollup-GroupSet design doc in Flink.pdf
> Computing aggregates over a cube/rollup/grouping sets of several dimensions is a common
operation in data warehousing. It would be nice to have them in Table API.

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