sarutak commented on a change in pull request #32909:
URL: https://github.com/apache/spark/pull/32909#discussion_r654789789
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/Average.scala
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@@ -57,14 +57,14 @@ case class Average(child: Expression) extends
DeclarativeAggregate with Implicit
private lazy val resultType = child.dataType match {
case DecimalType.Fixed(p, s) =>
DecimalType.bounded(p + 4, s + 4)
- case _: YearMonthIntervalType => YearMonthIntervalType
+ case _: YearMonthIntervalType => YearMonthIntervalType()
Review comment:
@MaxGekk For `Sum`, `resultType` is the same as `child.dataType` but
for `Average` `resultType` is always `YearMonthIntervalType(0, 1)`. Is this
intended behavior?
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