[ https://issues.apache.org/jira/browse/BEAM-91 ]


    Danny McCormick deleted comment on BEAM-91:
    -------------------------------------

was (Author: JIRAUSER282469):
This isn't actually real, but this issue has been migrated to 
https://github.com/apache/beam/issues/17854

> Retractions
> -----------
>
>                 Key: BEAM-91
>                 URL: https://issues.apache.org/jira/browse/BEAM-91
>             Project: Beam
>          Issue Type: New Feature
>          Components: beam-model
>            Reporter: Tyler Akidau
>            Priority: P3
>   Original Estimate: 672h
>  Remaining Estimate: 672h
>
> We still haven't added retractions to Beam, even though they're a core part 
> of the model. We should document all the necessary aspects (uncombine, 
> reverting DoFn output with DoOvers, sink integration, source-level 
> retractions, etc), and then implement them.



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