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Posted to issues@beam.apache.org by "Beam JIRA Bot (Jira)" <ji...@apache.org> on 2021/10/12 17:25:01 UTC

[jira] [Commented] (BEAM-12690) GroupIntoBatches does not properly maintain watermarks

    [ https://issues.apache.org/jira/browse/BEAM-12690?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17427819#comment-17427819 ] 

Beam JIRA Bot commented on BEAM-12690:
--------------------------------------

This issue was marked "stale-P2" and has not received a public comment in 14 days. It is now automatically moved to P3. If you are still affected by it, you can comment and move it back to P2.

> GroupIntoBatches does not properly maintain watermarks
> ------------------------------------------------------
>
>                 Key: BEAM-12690
>                 URL: https://issues.apache.org/jira/browse/BEAM-12690
>             Project: Beam
>          Issue Type: Improvement
>          Components: sdk-java-core
>            Reporter: Reuven Lax
>            Priority: P3
>          Time Spent: 2h 10m
>  Remaining Estimate: 0h
>
> Since GIB buffers elements, the watermark should be held up to the minimum event-time buffered. Timer.withOutputTimestamp is the correct way to do this in Beam.



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