Aaron Davidson created SPARK-4264:
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Summary: SQL HashJoin induces "refCnt = 0" error in
ShuffleBlockFetcherIterator
Key: SPARK-4264
URL: https://issues.apache.org/jira/browse/SPARK-4264
Project: Spark
Issue Type: Bug
Affects Versions: 1.2.0
Reporter: Aaron Davidson
Assignee: Aaron Davidson
Priority: Blocker
This is because it calls hasNext twice, which invokes the completion iterator
twice, unintuitively.
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