yaooqinn commented on a change in pull request #26995: [SPARK-30341][SQL] Overflow check for interval arithmetic operations URL: https://github.com/apache/spark/pull/26995#discussion_r362399560
########## File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/intervalExpressions.scala ########## @@ -110,49 +110,51 @@ object ExtractIntervalPart { } } -abstract class IntervalNumOperation( - interval: Expression, - num: Expression, - operation: (CalendarInterval, Double) => CalendarInterval, - operationName: String) +abstract class IntervalNumOperation(interval: Expression, num: Expression, operationName: String) extends BinaryExpression with ImplicitCastInputTypes with Serializable { + override def left: Expression = interval override def right: Expression = num override def inputTypes: Seq[AbstractDataType] = Seq(CalendarIntervalType, DoubleType) + override def dataType: DataType = CalendarIntervalType override def nullable: Boolean = true - override def nullSafeEval(interval: Any, num: Any): Any = { - try { - operation(interval.asInstanceOf[CalendarInterval], num.asInstanceOf[Double]) - } catch { - case _: java.lang.ArithmeticException => null - } + override def nullSafeEval(interval: Any, num: Any): Any = operationName match { + case "multiply" => + multiplyExact(interval.asInstanceOf[CalendarInterval], num.asInstanceOf[Double]) + case "divide" => + if (num == 0) return null Review comment: shall we fix numerics / 0 when ANSI is on too in a followup? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org