Yuming Wang created SPARK-30702:
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Summary: Support subexpression elimination in whole stage codegen
Key: SPARK-30702
URL: https://issues.apache.org/jira/browse/SPARK-30702
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 3.0.0
Reporter: Yuming Wang
Please see
https://github.com/apache/spark/blob/a3a42b30d04009282e770c289b043ca5941e32e5/sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala#L2011-L2067
for more details.
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