AngersZhuuuu commented on a change in pull request #32985:
URL: https://github.com/apache/spark/pull/32985#discussion_r656721719
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Cast.scala
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@@ -175,6 +175,8 @@ object Cast {
case (from: UserDefinedType[_], to: UserDefinedType[_]) if
to.acceptsType(from) => true
+ case (_: YearMonthIntervalType, _: YearMonthIntervalType) => true
Review comment:
> Could you open a separate PR for this, and write test only casts. It
seems we need the same for the `DayTimeIntervalType`. Please, do that in the
same PR.
Done in https://github.com/apache/spark/pull/33035
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