dongjoon-hyun commented on a change in pull request #32059:
URL: https://github.com/apache/spark/pull/32059#discussion_r608243907
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/ProjectionOverSchema.scala
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@@ -41,9 +43,10 @@ case class ProjectionOverSchema(schema: StructType) {
case a: GetArrayStructFields =>
getProjection(a.child).map(p => (p, p.dataType)).map {
case (projection, ArrayType(projSchema @ StructType(_), _)) =>
+ val selectedField = projSchema.find(f => resolver(f.name,
a.field.name)).get
Review comment:
It seems that we are not doing this for `struct` type. To allow this for
`array of struct`, it seems that we need this for `struct` first at line 66.
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