Allison Wang created SPARK-41669:
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Summary: Speed up CollapseProject for wide tables
Key: SPARK-41669
URL: https://issues.apache.org/jira/browse/SPARK-41669
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 3.4.0
Reporter: Allison Wang
Currently, CollapseProject can be very slow when the project list contains a
large number of expressions. We can speed this up by doing early pruning in
`canCollapseExpressions`.
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