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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2017/06/13 05:17:00 UTC
[jira] [Commented] (SPARK-21072) `TreeNode.mapChildren` should only
apply to the children node.
[ https://issues.apache.org/jira/browse/SPARK-21072?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16047431#comment-16047431 ]
Apache Spark commented on SPARK-21072:
--------------------------------------
User 'ConeyLiu' has created a pull request for this issue:
https://github.com/apache/spark/pull/18284
> `TreeNode.mapChildren` should only apply to the children node.
> ---------------------------------------------------------------
>
> Key: SPARK-21072
> URL: https://issues.apache.org/jira/browse/SPARK-21072
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 2.1.1
> Reporter: coneyliu
>
> Just as the function name and comments of `TreeNode.mapChildren` mentioned, the function should be apply to all currently node children. So, the follow code should judge whether it is the children node.
> [https://github.com/apache/spark/blob/master/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/trees/TreeNode.scala#L342]
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