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Posted to issues@spark.apache.org by "Maryann Xue (JIRA)" <ji...@apache.org> on 2019/06/14 18:56:00 UTC

[jira] [Created] (SPARK-28057) Add method `clone` in catalyst TreeNode

Maryann Xue created SPARK-28057:
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             Summary: Add method `clone` in catalyst TreeNode
                 Key: SPARK-28057
                 URL: https://issues.apache.org/jira/browse/SPARK-28057
             Project: Spark
          Issue Type: Improvement
          Components: SQL
    Affects Versions: 3.0.0
            Reporter: Maryann Xue


Add implementation for {{clone}} method in {{TreeNode}}, for de-duplicating instances in the LogicalPlan tree. This is a prerequisite for SPARK-23128.



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