cloud-fan commented on a change in pull request #34474:
URL: https://github.com/apache/spark/pull/34474#discussion_r742960561
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File path: sql/core/src/test/scala/org/apache/spark/sql/DatasetSuite.scala
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@@ -754,6 +754,17 @@ class DatasetSuite extends QueryTest
assert(err2.getMessage.contains("Name must not be empty"))
}
+ test("SPARK-37203: Fix NotSerializableException when observe with
TypedImperativeAggregate") {
+ val namedObservation = Observation("named")
+
+ val df = spark.range(100)
+ val observed_df = df.observe(
Review comment:
can we test a DataFrame with no data?
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