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From "Aviem Zur (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (BEAM-1623) Transform Reshuffle directly in Spark runner
Date Sat, 04 Mar 2017 13:47:45 GMT

     [ https://issues.apache.org/jira/browse/BEAM-1623?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Aviem Zur reassigned BEAM-1623:
-------------------------------

    Assignee: Aviem Zur  (was: Amit Sela)

> Transform Reshuffle directly in Spark runner
> --------------------------------------------
>
>                 Key: BEAM-1623
>                 URL: https://issues.apache.org/jira/browse/BEAM-1623
>             Project: Beam
>          Issue Type: Improvement
>          Components: runner-spark
>            Reporter: Aviem Zur
>            Assignee: Aviem Zur
>
> Transform {{Reshuffle}} directly in Spark runner.
> Spark's {{repartition}} is logically equivalent to {{Reshuffle}} and will cause the required
fusion break without incurring the overhead of {{groupByKey}} (In streaming pipelines this
will use {{updateStateByKey}}) compared to a simple {{repartition}}.



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