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https://issues.apache.org/jira/browse/FLINK-6614?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16015607#comment-16015607
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ASF GitHub Bot commented on FLINK-6614:
---------------------------------------
Github user fhueske commented on the issue:
https://github.com/apache/flink/pull/3930
Merging
> 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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