Github user cloud-fan commented on a diff in the pull request: https://github.com/apache/spark/pull/17075#discussion_r104234498 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/types/Decimal.scala --- @@ -223,6 +224,18 @@ final class Decimal extends Ordered[Decimal] with Serializable { } /** + * Create new `Decimal` with given precision and scale. + * + * @return `Some(decimal)` if successful or `None` if overflow would occur + */ + private[sql] def toPrecision( + precision: Int, scale: Int, --- End diff -- code style...
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