cloud-fan commented on a change in pull request #28856:
URL: https://github.com/apache/spark/pull/28856#discussion_r444671528
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/collectionOperations.scala
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@@ -2589,6 +2589,8 @@ object Sequence {
}
}
+ // To generate time sequences, we use scale 1 in TemporalSequenceImpl
+ // for `TimestampType`, while MICROS_PER_DAY for `DateType`
Review comment:
Actually this function is from presto:
https://prestodb.io/docs/current/functions/array.html
Can you check the behavior of presto? It looks confusing to use time fields
as the step for date start/stop.
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