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Posted to issues@spark.apache.org by "Zhenhua Wang (Jira)" <ji...@apache.org> on 2020/09/08 07:26:00 UTC

[jira] [Created] (SPARK-32817) DPP throws error when broadcast side is empty

Zhenhua Wang created SPARK-32817:
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             Summary: DPP throws error when broadcast side is empty
                 Key: SPARK-32817
                 URL: https://issues.apache.org/jira/browse/SPARK-32817
             Project: Spark
          Issue Type: Bug
          Components: SQL
    Affects Versions: 3.0.0
            Reporter: Zhenhua Wang


In `SubqueryBroadcastExec.relationFuture`, if the `broadcastRelation` is an `EmptyHashedRelation`, when `broadcastRelation.keys()` will throw `UnsupportedOperationException`.



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