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https://issues.apache.org/jira/browse/BEAM-11113?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17244131#comment-17244131
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Beam JIRA Bot commented on BEAM-11113:
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This issue was marked "stale-assigned" and has not received a public comment in
7 days. It is now automatically unassigned. If you are still working on it, you
can assign it to yourself again. Please also give an update about the status of
the work.
> Default compressor change breaks dataflow python streaming job update
> compatibility
> -----------------------------------------------------------------------------------
>
> Key: BEAM-11113
> URL: https://issues.apache.org/jira/browse/BEAM-11113
> Project: Beam
> Issue Type: Bug
> Components: sdk-py-core
> Affects Versions: 2.24.0, 2.25.0
> Reporter: Yichi Zhang
> Priority: P2
> Time Spent: 50m
> Remaining Estimate: 0h
>
> The default pickler compressor switched from zlib to bz2 in
> https://github.com/apache/beam/commit/103facbf80c2e4786e60367161ec59352196d04a#diff-c0972fb2e432f61d6dd354ca320853c520d0b414bb0113e375e1b077c8ec785c,
> this will change the pickled Coder representations in the job graph and lead
> to pipeline update failure on Dataflow.
> Sdk versions using bz2 in Coder pickler may not be update-able to future sdk
> versions on dataflow.
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