chongguang commented on a change in pull request #30807:
URL: https://github.com/apache/spark/pull/30807#discussion_r549826843
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/util/DateTimeUtils.scala
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@@ -684,7 +685,10 @@ object DateTimeUtils {
case "TH" | "THU" | "THURSDAY" => THURSDAY
case "FR" | "FRI" | "FRIDAY" => FRIDAY
case "SA" | "SAT" | "SATURDAY" => SATURDAY
- case _ => -1
+ case _ =>
+ val invalidInput = string.replace(UTF8String.fromString("""""""),
Review comment:
Finally I think we can use the input directly
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