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Posted to issues@spark.apache.org by "Liang-Chi Hsieh (JIRA)" <ji...@apache.org> on 2017/11/15 13:23:01 UTC

[jira] [Created] (SPARK-22527) Reuse coordinated ShuffleExchange if possible

Liang-Chi Hsieh created SPARK-22527:
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             Summary: Reuse coordinated ShuffleExchange if possible
                 Key: SPARK-22527
                 URL: https://issues.apache.org/jira/browse/SPARK-22527
             Project: Spark
          Issue Type: Improvement
          Components: SQL
    Affects Versions: 2.2.0
            Reporter: Liang-Chi Hsieh


ShuffleExchange without coordinator can be reused, but coordinated ShuffleExchange can't currently.

We should be able to reuse coordinated ShuffleExchange.



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