maropu commented on a change in pull request #25300: [SPARK-28503][SQL] Return
null result on cast an out-of-range value to a integral type
URL: https://github.com/apache/spark/pull/25300#discussion_r309038260
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Cast.scala
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@@ -456,9 +474,52 @@ case class Cast(child: Expression, dataType: DataType,
timeZoneId: Option[String
case DateType =>
buildCast[Int](_, d => null)
case TimestampType =>
- buildCast[Long](_, t => timestampToLong(t).toInt)
- case x: NumericType =>
- b => x.numeric.asInstanceOf[Numeric[Any]].toInt(b)
+ buildCast[Long](_, t => {
+ val longValue = timestampToLong(t)
+ if (longValue == longValue.toInt) {
Review comment:
oh, yeah. I missed it. Thanks!
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