cloud-fan commented on code in PR #43144:
URL: https://github.com/apache/spark/pull/43144#discussion_r1440109131
##########
sql/core/src/test/scala/org/apache/spark/sql/DataFrameWindowFramesSuite.scala:
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@@ -548,4 +548,18 @@ class DataFrameWindowFramesSuite extends QueryTest with
SharedSparkSession {
df,
Row(1) :: Row(1) :: Nil)
}
+
+ test("SPARK-45352: Eliminate foldable window partitions") {
Review Comment:
shall we turn on/off the new optimizer rule and run the test twice to make
sure the result is the same?
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