cloud-fan commented on a change in pull request #27151: [SPARK-26218][Follow
up] Fix the corner case when casting float to Integer.
URL: https://github.com/apache/spark/pull/27151#discussion_r364817523
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/types/numerics.scala
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@@ -121,8 +121,8 @@ object FloatExactNumeric extends FloatIsFractional {
private def overflowException(x: Float, dataType: String) =
throw new ArithmeticException(s"Casting $x to $dataType causes overflow")
- private val intUpperBound = Int.MaxValue.toFloat
- private val intLowerBound = Int.MinValue.toFloat
+ private val intUpperBound = Int.MaxValue
Review comment:
`Math.floor` returns double, so it's promoted to double
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