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https://issues.apache.org/jira/browse/BEAM-2006?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16005011#comment-16005011
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ASF GitHub Bot commented on BEAM-2006:
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Github user XuMingmin closed the pull request at:
https://github.com/apache/beam/pull/2903
> window support
> ---------------
>
> Key: BEAM-2006
> URL: https://issues.apache.org/jira/browse/BEAM-2006
> Project: Beam
> Issue Type: New Feature
> Components: dsl-sql
> Reporter: Xu Mingmin
> Assignee: Xu Mingmin
> Priority: Blocker
>
> There're several methods, TUMBLE/HOP/SESSION, introduced in Calcite 1.12,
> which represent a window-aggregation operation.
> In BeamSQL, it's expected to leverage these methods to determine window
> function, set trigger strategy, also handle event_time/watermark properly.
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