Github user cloud-fan commented on a diff in the pull request: https://github.com/apache/spark/pull/22259#discussion_r224532350 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/ScalaUDF.scala --- @@ -47,7 +48,8 @@ case class ScalaUDF( inputTypes: Seq[DataType] = Nil, udfName: Option[String] = None, nullable: Boolean = true, - udfDeterministic: Boolean = true) + udfDeterministic: Boolean = true, + nullableTypes: Seq[Boolean] = Nil) --- End diff -- what's the impact to end users?
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