Peter Toth created SPARK-36073:
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             Summary: SubExpr elimination should include common child exprs of 
conditional expressions
                 Key: SPARK-36073
                 URL: https://issues.apache.org/jira/browse/SPARK-36073
             Project: Spark
          Issue Type: Improvement
          Components: SQL
    Affects Versions: 3.2.0
            Reporter: Peter Toth


SPARK-35410 
(https://github.com/apache/spark/commit/9e1b204bcce4a8fe24c1edd8271197277b5017f4#diff-4d8c210a38fc808fef3e5c966b438591f225daa3c9fd69359446b94c351aa11eR106-R112)
 filters out all child expressions, but in some cases that is not necessary.



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