Peter Andrew created SPARK-59693:
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Summary: Avoid double evaluation of non-trivial projected elements
for Python UDFs
Key: SPARK-59693
URL: https://issues.apache.org/jira/browse/SPARK-59693
Project: Spark
Issue Type: Improvement
Components: PySpark, SQL
Affects Versions: 4.3.0
Reporter: Peter Andrew
https://issues.apache.org/jira/browse/SPARK-47672 introduces a mechanism to
avoid double evaluation of non-trivial projected elements due to filter
pushdown, but only enabled it for Scala UDFs. We should also support it for all
flavours of Python UDFs.
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