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https://issues.apache.org/jira/browse/BEAM-2421?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Luke Cwik updated BEAM-2421:
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Component/s: (was: sdk-py)
(was: sdk-java-core)
runner-dataflow
> Migrate Dataflow to use impulse primitive as the only root primitive
> --------------------------------------------------------------------
>
> Key: BEAM-2421
> URL: https://issues.apache.org/jira/browse/BEAM-2421
> Project: Beam
> Issue Type: Improvement
> Components: beam-model-fn-api, beam-model-runner-api, runner-dataflow
> Reporter: Luke Cwik
>
> The impulse source emits a single byte array element within the global window.
> This is in preparation for using SDF as the replacement for different bounded
> and unbounded source implementations.
> Before:
> Read(Source) -> ParDo -> ...
> Impulse -> SDF(Source) -> ParDo -> ...
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