Rui Li created HIVE-8958:
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Summary: Make sure map join tasks created by runtime skew join can
fit into memory [Spark Branch]
Key: HIVE-8958
URL: https://issues.apache.org/jira/browse/HIVE-8958
Project: Hive
Issue Type: Improvement
Reporter: Rui Li
Runtime skew join creates map join tasks to join skewed data. We have to make
sure (if not yet) that these tasks can fit into memory, and find backup
solution if they don't.
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