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Posted to issues@beam.apache.org by "Beam JIRA Bot (Jira)" <ji...@apache.org> on 2020/09/02 17:08:28 UTC

[jira] [Commented] (BEAM-3859) Add an override to read from an Unbounded Source via Impulse and ParDo

    [ https://issues.apache.org/jira/browse/BEAM-3859?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17189396#comment-17189396 ] 

Beam JIRA Bot commented on BEAM-3859:
-------------------------------------

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.

> Add an override to read from an Unbounded Source via Impulse and ParDo
> ----------------------------------------------------------------------
>
>                 Key: BEAM-3859
>                 URL: https://issues.apache.org/jira/browse/BEAM-3859
>             Project: Beam
>          Issue Type: Bug
>          Components: runner-core
>            Reporter: Thomas Groh
>            Priority: P3
>
> This enables more movement towards BEAM-2421.
>  
> The DoFn that implements an UnboundedRead will have to be performed by a Splittable DoFn, as otherwise a reader can (and likely will) produce unbounded output per split, and cannot properly hold watermarks.



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