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From "Xuefu Zhang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-11082) Support multi edge between nodes in SparkPlan[Spark Branch]
Date Thu, 16 Jul 2015 03:43:05 GMT

    [ https://issues.apache.org/jira/browse/HIVE-11082?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14629140#comment-14629140
] 

Xuefu Zhang commented on HIVE-11082:
------------------------------------

+1

> Support multi edge between nodes in SparkPlan[Spark Branch]
> -----------------------------------------------------------
>
>                 Key: HIVE-11082
>                 URL: https://issues.apache.org/jira/browse/HIVE-11082
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Spark
>            Reporter: Chengxiang Li
>            Assignee: Chengxiang Li
>         Attachments: HIVE-11082.1-spark.patch, HIVE-11082.2-spark.patch, HIVE-11082.3-spark.patch
>
>
> For Dynamic RDD caching optimization, we found SparkPlan::connect throw exception while
we try to combine 2 works with same child, support multi edge between nodes in SparkPlan would
help to enable dynamic RDD caching in more use cases, like self join and self union.



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