shahidki31 commented on a change in pull request #32494: URL: https://github.com/apache/spark/pull/32494#discussion_r631530864
########## File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/statsEstimation/FilterEstimation.scala ########## @@ -225,7 +225,7 @@ case class FilterEstimation(plan: Filter) extends Logging { attr: Attribute, isNull: Boolean, update: Boolean): Option[Double] = { - if (!colStatsMap.contains(attr) || !colStatsMap(attr).hasCountStats) { + if (!colStatsMap.contains(attr) || colStatsMap(attr).nullCount.isEmpty) { Review comment: Original commit which added this method was checking only first condition. After refactoring in this commit https://github.com/apache/spark/commit/8077bb04f350fd35df83ef896135c0672dc3f7b0 , the second condition also came. But logically the second condition need not check distinct as it is irrelevant in this method. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org