Github user marmbrus commented on a diff in the pull request: https://github.com/apache/spark/pull/9409#discussion_r44203432 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/conditionalExpressions.scala --- @@ -419,3 +419,30 @@ case class Greatest(children: Seq[Expression]) extends Expression { """ } } + +/** Operator that drops a row when it contains any nulls. */ +case class DropAnyNull(child: Expression) extends UnaryExpression { --- End diff -- Yeah, this is mostly so that we get nice errors if another developer misuses the API in the future (i.e. before the class cast at runtime). Should be pretty simple.
--- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. --- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org