[jira] [Work logged] (BEAM-7386) Add Utility BiTemporalStreamJoin

["ASF GitHub Bot (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/BEAM-7386?focusedWorklogId=647566&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-647566 ]

ASF GitHub Bot logged work on BEAM-7386:
----------------------------------------

                Author: ASF GitHub Bot
            Created on: 07/Sep/21 20:38
            Start Date: 07/Sep/21 20:38
    Worklog Time Spent: 10m 
      Work Description: laraschmidt commented on pull request #15275:
URL: https://github.com/apache/beam/pull/15275#issuecomment-914614453


   Ping. :) @reuvenlax @kennknowles 


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Issue Time Tracking
-------------------

    Worklog Id:     (was: 647566)
    Time Spent: 14h 50m  (was: 14h 40m)

> Add Utility BiTemporalStreamJoin
> --------------------------------
>
>                 Key: BEAM-7386
>                 URL: https://issues.apache.org/jira/browse/BEAM-7386
>             Project: Beam
>          Issue Type: Improvement
>          Components: sdk-ideas
>    Affects Versions: 2.12.0
>            Reporter: Reza ardeshir rokni
>            Assignee: Lara Schmidt
>            Priority: P3
>          Time Spent: 14h 50m
>  Remaining Estimate: 0h
>
> Add utility class that enables a temporal join between two streams where Stream A is matched to Stream B where
> A.timestamp = (max(b.timestamp) where b.timestamp <= a.timestamp) 
> This will use the following overall flow:
> KV(key, Timestamped<V>) 
> | Window
> | GBK
> | Statefull DoFn
>  
>  



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