Github user chenghao-intel commented on a diff in the pull request: https://github.com/apache/spark/pull/6725#discussion_r32315786 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/math.scala --- @@ -254,3 +254,52 @@ case class Pow(left: Expression, right: Expression) """ } } + +object Logarithm { --- End diff -- Do we really need this? We should assume people will use the `ln` instead?
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