jiaan.geng created SPARK-39651:
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Summary: Prune filter condition compare rand function with
foldable expression
Key: SPARK-39651
URL: https://issues.apache.org/jira/browse/SPARK-39651
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 3.4.0
Reporter: jiaan.geng
The SQL
SELECT * FROM tab WHERE rand(1) < 2
evaluate rand(1) < 2 for rows one by one.
In fact, we can prune the filter condition.
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