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Posted to issues@flink.apache.org by "Sergey Nuyanzin (JIRA)" <ji...@apache.org> on 2018/05/25 08:04:00 UTC

[jira] [Assigned] (FLINK-8650) Add tests and documentation for WINDOW clause

     [ https://issues.apache.org/jira/browse/FLINK-8650?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sergey Nuyanzin reassigned FLINK-8650:
--------------------------------------

    Assignee: Sergey Nuyanzin

> Add tests and documentation for WINDOW clause
> ---------------------------------------------
>
>                 Key: FLINK-8650
>                 URL: https://issues.apache.org/jira/browse/FLINK-8650
>             Project: Flink
>          Issue Type: Improvement
>          Components: Table API &amp; SQL
>            Reporter: Timo Walther
>            Assignee: Sergey Nuyanzin
>            Priority: Major
>
> We support queries with a {{WINDOW}} clause like:
> {code}
> SELECT a, SUM(c) OVER w, MIN(c) OVER w FROM MyTable WINDOW w AS (PARTITION BY a ORDER BY proctime ROWS BETWEEN 4 PRECEDING AND CURRENT ROW)
> {code}
> But this is neither documented nor tested.



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