L. C. Hsieh created SPARK-32258:
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Summary: NormalizeFloatingNumbers can directly normalize on
certain children expressions
Key: SPARK-32258
URL: https://issues.apache.org/jira/browse/SPARK-32258
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 3.1.0
Reporter: L. C. Hsieh
Assignee: L. C. Hsieh
Currently NormalizeFloatingNumbers rule treats some expressions as black box
but we can optimize it a bit by normalizing directly the inner children
expressions.
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