[jira] [Assigned] (FLINK-6614) Applying function on window auxiliary function fails

["Fabian Hueske (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLINK-6614?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Fabian Hueske reassigned FLINK-6614:
------------------------------------

    Assignee: Fabian Hueske

> Applying function on window auxiliary function fails
> ----------------------------------------------------
>
>                 Key: FLINK-6614
>                 URL: https://issues.apache.org/jira/browse/FLINK-6614
>             Project: Flink
>          Issue Type: Bug
>          Components: Table API & SQL
>    Affects Versions: 1.3.0, 1.4.0
>            Reporter: Fabian Hueske
>            Assignee: Fabian Hueske
>
> SQL queries that apply a function or expression on a window auxiliary function ({{TUMBLE_START}}, {{TUMBLE_END}}, {{HOP_START}}, etc). cannot be translated and fail with a {{CodeGenException}}:
>  
> {code}
> Exception in thread "main" org.apache.flink.table.codegen.CodeGenException: Unsupported call: TUMBLE_END
> {code}
> Example query:
> {code}
> SELECT 
>   a, 
>   toLong(TUMBLE_END(rowtime, INTERVAL '10' MINUTE)) AS t, 
>   COUNT(b) AS cntB
> FROM myTable
> GROUP BY a, TUMBLE(rowtime, INTERVAL '10' MINUTE)
> {code}



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