Github user mgaido91 commented on a diff in the pull request:
https://github.com/apache/spark/pull/22809#discussion_r228143428
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/Min.scala
---
@@ -57,3 +57,27 @@ case class Min(child: Expression) extends
DeclarativeAggregate {
override lazy val evaluateExpression: AttributeReference = min
}
+
+@ExpressionDescription(
+ usage = "_FUNC_(expr) - Returns true if all values of `expr` are true.")
--- End diff --
ditto
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