Josh Rosen created SPARK-17515:
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             Summary: CollectLimit.execute() should perform per-partition limits
                 Key: SPARK-17515
                 URL: https://issues.apache.org/jira/browse/SPARK-17515
             Project: Spark
          Issue Type: Bug
          Components: SQL
    Affects Versions: 2.0.0
            Reporter: Josh Rosen
            Assignee: Josh Rosen


{{CollectLimit.execute()}} incorrectly omits per-partition limits, leading to 
performance regressions in case this case is hit (which should not happen in 
normal operation, but can occur in some pathological corner-cases



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