Github user henryr commented on a diff in the pull request:
https://github.com/apache/spark/pull/20687#discussion_r172300096
--- Diff:
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/optimizer/complexTypesSuite.scala
---
@@ -331,4 +331,24 @@ class ComplexTypesSuite extends PlanTest with
ExpressionEvalHelper {
.analyze
comparePlans(Optimizer execute rel, expected)
}
+
+ test("SPARK-23500: Simplify complex ops that aren't at the plan root") {
+ val structRel = relation
+ .select(GetStructField(CreateNamedStruct(Seq("att1", 'id)), 0, None)
as "foo")
+ .select('foo).analyze
--- End diff --
Thanks for the pointer. I replaced the projection with an aggregation.
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