yaooqinn commented on code in PR #41759:
URL: https://github.com/apache/spark/pull/41759#discussion_r1243508602
##########
sql/core/src/test/scala/org/apache/spark/sql/DataFrameSuite.scala:
##########
@@ -3624,6 +3624,14 @@ class DataFrameSuite extends QueryTest
val df = Seq("0.5944910").toDF("a")
checkAnswer(df.selectExpr("cast(a as decimal(7,7)) div 100"), Row(0))
}
+
+ test("SPARK-44206: SparkSession.selectExpr scope Session.active") {
+ val clone = spark.cloneSession()
+ clone.conf.set("spark.sql.legacy.interval.enabled", "true")
+ val df1 = clone.sql("select '2023-01-01'+ INTERVAL 1 YEAR as b").collect()
+ val df2 = clone.sql("select '2023-01-01' as a").selectExpr("a + INTERVAL 1
YEAR as b").collect()
+ assert(df1 === df2)
Review Comment:
```suggestion
val df1 = clone.sql("select '2023-01-01'+ INTERVAL 1 YEAR as b")
val df2 = clone.sql("select '2023-01-01' as a").selectExpr("a + INTERVAL
1 YEAR as b")
checkAnswer(df2, df1)
```
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