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https://issues.apache.org/jira/browse/BEAM-4150?focusedWorklogId=410510&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-410510
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ASF GitHub Bot logged work on BEAM-4150:
----------------------------------------

                Author: ASF GitHub Bot
            Created on: 26/Mar/20 18:52
            Start Date: 26/Mar/20 18:52
    Worklog Time Spent: 10m 
      Work Description: robertwb commented on issue #11222: [BEAM-4150] Don't 
window PCollection coders.
URL: https://github.com/apache/beam/pull/11222#issuecomment-604619996
 
 
   As forusing the input/output PCollection names, rather than the GRPC ids, 
that's a good question. Things are structured this way is mostly to follow the 
existing code, where things are indexed by these PCollections. In particular,
   
       ... -> pcIn -> GBK -> pcOut -> ...
   
   gets replaced by
   
      ... -> pcIn -> GrpcOut
      GrpcIn -> pcOut -> ...
   
   but the original GBK transform itself is kept around (with its references to 
pcIn and pcOut--it's the object that "connects" the two) to construct the 
appropriate grouping buffer. This could be refactored, and may be if GBK 
becomes a full-fledged operator to make it more streamy, but that seemed out of 
scope for this change. 
 
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Issue Time Tracking
-------------------

    Worklog Id:     (was: 410510)
    Time Spent: 8h  (was: 7h 50m)

> Standardize use of PCollection coder proto attribute
> ----------------------------------------------------
>
>                 Key: BEAM-4150
>                 URL: https://issues.apache.org/jira/browse/BEAM-4150
>             Project: Beam
>          Issue Type: Task
>          Components: beam-model
>            Reporter: Robert Bradshaw
>            Assignee: Luke Cwik
>            Priority: Major
>             Fix For: 2.20.0
>
>          Time Spent: 8h
>  Remaining Estimate: 0h
>
> In some places it's expected to be a WindowedCoder, in others the raw 
> ElementCoder. We should use the same convention (decided in discussion to be 
> the raw ElementCoder) everywhere. The WindowCoder can be pulled out of the 
> attached windowing strategy, and the input/output ports should specify the 
> encoding directly rather than read the adjacent PCollection coder fields. 



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