yaooqinn commented on a change in pull request #26491: [SPARK-29870][SQL] Unify
the logic of multi-units interval string to CalendarInterval
URL: https://github.com/apache/spark/pull/26491#discussion_r346857773
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/util/IntervalUtils.scala
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@@ -482,13 +409,19 @@ object IntervalUtils {
}
}
+ def currentWord: UTF8String = {
+ val strings = s.split(UTF8String.blankString(1), -1)
+ val lenLeft = s.substring(i,
s.numBytes()).split(UTF8String.blankString(1), -1).length
Review comment:
still use `UTF8String` here, because the trim here in `val s =
input.trim.toLowerCase` does handle '\n' '\t' ..., If we use `toString` here,
we need to additional logic to avoid `ArrayIndexOutOfBoundsException `
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