Github user srowen commented on a diff in the pull request: https://github.com/apache/spark/pull/23275#discussion_r240234371 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/ScalaUDF.scala --- @@ -47,25 +47,13 @@ case class ScalaUDF( function: AnyRef, dataType: DataType, children: Seq[Expression], - inputsNullSafe: Seq[Boolean], - inputTypes: Seq[DataType] = Nil, + @transient inputsNullSafe: Seq[Boolean], --- End diff -- What was the need for this one? does this object get caught in a closure somewhere?
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