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From Jean-Baptiste Onofré (JIRA) <>
Subject [jira] [Resolved] (BEAM-611) Add support for MapValues
Date Thu, 29 Sep 2016 15:26:21 GMT


Jean-Baptiste Onofré resolved BEAM-611.
       Resolution: Duplicate
         Assignee: Jean-Baptiste Onofré
    Fix Version/s: Not applicable

> Add support for MapValues
> -------------------------
>                 Key: BEAM-611
>                 URL:
>             Project: Beam
>          Issue Type: Improvement
>          Components: sdk-ideas
>            Reporter: Luke Cwik
>            Assignee: Jean-Baptiste Onofré
>            Priority: Minor
>             Fix For: Not applicable
> Filed from:
> Often I find myself needing to simply map a function over just the values of a key-valued
PCollection. MapElements works for this, but suffers a small hit in readability (imho) and
introduces some possibility for error.
> I wanted to see if there is any bandwidth / interest in adding this as a standard transform
to the SDK. If so, I have attached a gist with a basic spike I have been using in my flows:

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