Qifan Pu created SPARK-16526:
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Summary: Benchmarking Performance for Fast HashMap Implementations
and Set Knobs
Key: SPARK-16526
URL: https://issues.apache.org/jira/browse/SPARK-16526
Project: Spark
Issue Type: Sub-task
Components: SQL
Reporter: Qifan Pu
Add benchmark results for two fast hashmap implementations. Set the rule on how
to pick between the two (or directly fallback to 2nd level hashmap) based on
benchmark results.
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