cloud-fan commented on a change in pull request #31316:
URL: https://github.com/apache/spark/pull/31316#discussion_r577734795
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/unresolved.scala
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@@ -234,10 +235,11 @@ object UnresolvedAttribute {
case class UnresolvedGenerator(name: FunctionIdentifier, children:
Seq[Expression])
extends Generator {
- override def elementSchema: StructType = throw new
UnresolvedException("elementTypes")
- override def dataType: DataType = throw new UnresolvedException("dataType")
- override def foldable: Boolean = throw new UnresolvedException("foldable")
- override def nullable: Boolean = throw new UnresolvedException("nullable")
Review comment:
I think these are assert-like errors that end-users should not hit. Can
we keep them here?
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