cloud-fan commented on a change in pull request #28926:
URL: https://github.com/apache/spark/pull/28926#discussion_r447465413
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/collectionOperations.scala
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@@ -2612,6 +2612,9 @@ object Sequence {
val stepDays = step.days
val stepMicros = step.microseconds
+ require(scale != MICROS_PER_DAY || stepMonths != 0 || stepDays != 0,
+ "sequence step must be a day interval if start and end values are
dates")
Review comment:
let's use
```
if (...) throw new IllegalArgumentException
```
to be more consistent with the codegen version.
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