cloud-fan commented on code in PR #37576:
URL: https://github.com/apache/spark/pull/37576#discussion_r951126368
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Cast.scala:
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@@ -509,6 +509,10 @@ case class Cast(
evalMode == EvalMode.TRY
}
+ private def isUserSpecified: Boolean = {
+ getTagValue(Cast.USER_SPECIFIED_CAST).getOrElse(false)
Review Comment:
We shouldn't rely on tree node tag to define the behavior, as tree node tag
is unstable today, and we only use it for non-important use cases, such as
pretty print and error message.
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