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Posted to issues@beam.apache.org by "Beam JIRA Bot (Jira)" <ji...@apache.org> on 2021/01/02 17:13:02 UTC
[jira] [Updated] (BEAM-7386) Add Utility BiTemporalStreamJoin
[ https://issues.apache.org/jira/browse/BEAM-7386?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Beam JIRA Bot updated BEAM-7386:
--------------------------------
Labels: stale-assigned (was: )
> 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: Tyson Hamilton
> Priority: P3
> Labels: stale-assigned
> Time Spent: 12h 20m
> 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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