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https://issues.apache.org/jira/browse/BEAM-7386?focusedWorklogId=332481&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-332481
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ASF GitHub Bot logged work on BEAM-7386:
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Author: ASF GitHub Bot
Created on: 23/Oct/19 07:43
Start Date: 23/Oct/19 07:43
Worklog Time Spent: 10m
Work Description: rezarokni commented on issue #9032: [BEAM-7386]
Bi-Temporal Join
URL: https://github.com/apache/beam/pull/9032#issuecomment-545314318
Dataflow Runner and Flink Runner all pass the tests, as does the current
DirectRunner . Will add some more tests to this PR to confirm and reopen so we
can start the library extension.
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Issue Time Tracking
-------------------
Worklog Id: (was: 332481)
Time Spent: 7h 50m (was: 7h 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: Reza ardeshir rokni
> Priority: Major
> Time Spent: 7h 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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