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Posted to issues@spark.apache.org by "XiDuo You (Jira)" <ji...@apache.org> on 2022/07/07 12:40:00 UTC

[jira] [Created] (SPARK-39710) Support push topK through outer join

XiDuo You created SPARK-39710:
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             Summary: Support push topK through outer join
                 Key: SPARK-39710
                 URL: https://issues.apache.org/jira/browse/SPARK-39710
             Project: Spark
          Issue Type: Improvement
          Components: SQL
    Affects Versions: 3.4.0
         Environment: Supports push down local limit and local sort from TopK through other join:
  - for a left outer join, the references of ordering of TopK come from the left side and
  the limits of TopK is smaller than left side max rows
  - for a right outer join, the references of ordering of TopK come from the right side and
  the limits of TopK is smaller than right side max rows
            Reporter: XiDuo You






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