cloud-fan commented on code in PR #35866:
URL: https://github.com/apache/spark/pull/35866#discussion_r844768340
##########
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/optimizer/NestedColumnAliasingSuite.scala:
##########
@@ -812,6 +812,40 @@ class NestedColumnAliasingSuite extends SchemaPruningTest {
val expected3 =
contact.select($"name").rebalance($"name").select($"name.first").analyze
comparePlans(optimized3, expected3)
}
+
+ test("SPARK-38530: Do not push down nested ExtractValues with other
expressions") {
+ val inputType = StructType.fromDDL(
+ "a int, b struct<c: array<int>, c2: int>")
+ val simpleStruct = StructType.fromDDL(
+ "b struct<c: struct<d: int, e: int>, c2 int>"
+ )
+ val input = LocalRelation(
+ 'id.int,
+ 'col1.array(ArrayType(inputType)))
+
+ val query = input
+ .generate(Explode('col1))
+ .select(
+ UnresolvedExtractValue(
+ UnresolvedExtractValue(
+ CaseWhen(Seq(('col.getField("a").===(1),
Review Comment:
```suggestion
CaseWhen(Seq(('col.getField("a") === 1,
```
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