cloud-fan commented on a change in pull request #33186:
URL: https://github.com/apache/spark/pull/33186#discussion_r663631415
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/Sum.scala
##########
@@ -151,9 +157,12 @@ case class Sum(child: Expression) extends
DeclarativeAggregate with ImplicitCast
override lazy val evaluateExpression: Expression = resultType match {
case d: DecimalType =>
If(isEmpty, Literal.create(null, resultType),
- CheckOverflowInSum(sum, d, !SQLConf.get.ansiEnabled))
+ CheckOverflowInSum(sum, d, !failOnError))
case _ => sum
}
override protected def withNewChildInternal(newChild: Expression): Sum =
copy(child = newChild)
+
+ // The flag `failOnError` won't be shown in the `toString` or `toAggString`
methods
Review comment:
The basic math operations (Add, Subtract, etc.) just print something
like `a + b` without showing the ANSI flag. This makes sense to me.
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