Github user davies commented on a diff in the pull request:
https://github.com/apache/spark/pull/6721#discussion_r32848403
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/math.scala
---
@@ -205,6 +208,34 @@ case class ToRadians(child: Expression) extends
UnaryMathExpression(math.toRadia
override def funcName: String = "toRadians"
}
+case class Bin(child: Expression)
+ extends UnaryExpression with Serializable with ExpectsInputTypes {
+
+ val name: String = "BIN"
+
+ override def foldable: Boolean = child.foldable
+ override def nullable: Boolean = true
+ override def toString: String = s"$name($child)"
+
+ override def expectedChildTypes: Seq[DataType] = Seq(LongType)
+ override def dataType: DataType = StringType
+
+ def funcName: String = name.toLowerCase
--- End diff --
This is not needed, I think.
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