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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/04/27 20:22:39 UTC

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

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

Apache Spark reassigned SPARK-4086:
-----------------------------------

    Assignee:     (was: Apache Spark)

> 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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