Github user dilipbiswal commented on a diff in the pull request:
https://github.com/apache/spark/pull/22809#discussion_r228239274
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/Max.scala
---
@@ -57,3 +57,34 @@ case class Max(child: Expression) extends
DeclarativeAggregate {
override lazy val evaluateExpression: AttributeReference = max
}
+
+abstract class AnyAggBase(arg: Expression)
+ extends UnevaluableAggrgate with ImplicitCastInputTypes {
+
+ override def children: Seq[Expression] = arg :: Nil
+
+ override def dataType: DataType = BooleanType
+
+ override def inputTypes: Seq[AbstractDataType] = Seq(BooleanType)
+
+ override def checkInputDataTypes(): TypeCheckResult = {
+ arg.dataType match {
+ case dt if dt != BooleanType =>
+ TypeCheckResult.TypeCheckFailure(s"Input to function '$prettyName'
should have been " +
+ s"${BooleanType.simpleString}, but it's
[${arg.dataType.catalogString}].")
+ case _ => TypeCheckResult.TypeCheckSuccess
+ }
+ }
+}
+
+@ExpressionDescription(
+ usage = "_FUNC_(expr) - Returns true if at least one value of `expr` is
true.")
--- End diff --
@mgaido91 @cloud-fan Thanks .. will add.
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