wuyi created SPARK-31175:
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Summary: Avoid creating new reverse comparator per compare in
InterpretedOrdering
Key: SPARK-31175
URL: https://issues.apache.org/jira/browse/SPARK-31175
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 3.1.0
Reporter: wuyi
Currently, we'll create a new reverse comparator for each compare in
InterpretedOrdering, which could generate lots of small and instant object to
hurt JVM.
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