cloud-fan commented on code in PR #45652:
URL: https://github.com/apache/spark/pull/45652#discussion_r1538470659
##########
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/analysis/ResolveSubquerySuite.scala:
##########
@@ -270,4 +271,32 @@ class ResolveSubquerySuite extends AnalysisTest {
), Seq(a, b)).as("sub") :: Nil, t1)
)
}
+
+ test("SPARK-47509: Incorrect results for subquery expressions in
LambdaFunctions") {
+ val data = LocalRelation(Seq(
+ $"key".int,
+ $"values1".array(IntegerType),
+ $"values2".array(ArrayType(ArrayType(IntegerType)))))
+
+ def plan(e: Expression): LogicalPlan = data.select(e.as("res"))
+
+ def lv(s: Symbol): UnresolvedNamedLambdaVariable =
+ UnresolvedNamedLambdaVariable(Seq(s.name))
+
+ val lambdaPlanScanFromTable: LogicalPlan = plan(
+ LambdaFunction(
+ function = lv(Symbol("x")) + lv(Symbol("X")),
+ arguments = Alias(
+ child = ScalarSubquery(
+ plan(lv(Symbol("x")))),
+ name = "alias")()
+ :: lv(Symbol("X"))
+ :: Nil))
+
+ assertAnalysisErrorClass(
+ inputPlan = lambdaPlanScanFromTable,
+ expectedErrorClass =
+
"UNSUPPORTED_SUBQUERY_EXPRESSION_CATEGORY.LAMBDA_OR_HIGHER_ORDER_FUNCTION",
Review Comment:
```suggestion
"UNSUPPORTED_SUBQUERY_EXPRESSION_CATEGORY.HIGHER_ORDER_FUNCTION",
```
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