maropu commented on a change in pull request #30977:
URL: https://github.com/apache/spark/pull/30977#discussion_r551071649
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/randomExpressions.scala
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@@ -44,10 +44,10 @@ abstract class RDG extends UnaryExpression with
ExpectsInputTypes with Stateful
}
@transient protected lazy val seed: Long = child match {
- case Literal(s, IntegerType) => s.asInstanceOf[Int]
- case Literal(s, LongType) => s.asInstanceOf[Long]
+ case e if child.foldable && e.dataType == IntegerType =>
e.eval().asInstanceOf[Int]
+ case e if child.foldable && e.dataType == LongType =>
e.eval().asInstanceOf[Long]
case _ => throw new AnalysisException(
- s"Input argument to $prettyName must be an integer, long or null
literal.")
+ s"Input argument to $prettyName must be an integer or long constant.")
Review comment:
okay
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