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https://issues.apache.org/jira/browse/FLINK-5624?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15864797#comment-15864797
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ASF GitHub Bot commented on FLINK-5624:
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Github user haohui commented on the issue:
https://github.com/apache/flink/pull/3252
The v3 PR gets the best from both of the worlds -- the code generator will
throw exceptions if the queries actually execute the `rowtime()`.
Essentially it rewrites the project and the aggregate operators before
passing the operators into the Volcano planner. @fhueske please take another
look.
> Support tumbling window on streaming tables in the SQL API
> ----------------------------------------------------------
>
> Key: FLINK-5624
> URL: https://issues.apache.org/jira/browse/FLINK-5624
> Project: Flink
> Issue Type: Improvement
> Components: Table API & SQL
> Reporter: Haohui Mai
> Assignee: Haohui Mai
>
> This is a follow up of FLINK-4691.
> FLINK-4691 adds supports for group-windows for streaming tables. This jira
> proposes to expose the functionality in the SQL layer via the {{GROUP BY}}
> clauses, as described in
> http://calcite.apache.org/docs/stream.html#tumbling-windows.
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