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Posted to issues@spark.apache.org by "Sean Owen (JIRA)" <ji...@apache.org> on 2015/12/31 09:19:49 UTC

[jira] [Resolved] (SPARK-4086) Fold-style aggregation for VertexRDD

     [ https://issues.apache.org/jira/browse/SPARK-4086?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sean Owen resolved SPARK-4086.
------------------------------
    Resolution: Won't Fix

> Fold-style aggregation for VertexRDD
> ------------------------------------
>
>                 Key: SPARK-4086
>                 URL: https://issues.apache.org/jira/browse/SPARK-4086
>             Project: Spark
>          Issue Type: Improvement
>          Components: GraphX
>            Reporter: Ankur Dave
>
> VertexRDD currently supports creations and joins only through a reduce-style interface where the user specifies how to merge two conflicting values. We should also support a fold-style interface that takes a default value (possibly of a different type than the input collection) and a fold function specifying how to accumulate values.



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