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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/04/29 16:33:06 UTC
[jira] [Commented] (SPARK-7235) Refactor the GroupingSet
implementation
[ https://issues.apache.org/jira/browse/SPARK-7235?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14519426#comment-14519426 ]
Apache Spark commented on SPARK-7235:
-------------------------------------
User 'chenghao-intel' has created a pull request for this issue:
https://github.com/apache/spark/pull/5780
> Refactor the GroupingSet implementation
> ---------------------------------------
>
> Key: SPARK-7235
> URL: https://issues.apache.org/jira/browse/SPARK-7235
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Reporter: Cheng Hao
>
> The logical plan `Expand` takes the `output` as constructor argument, which break the references chain for logical plan optimization. We need to refactor the code.
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