Github user CodingCat commented on a diff in the pull request: https://github.com/apache/spark/pull/19864#discussion_r157381589 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/columnar/InMemoryRelation.scala --- @@ -71,9 +74,8 @@ case class InMemoryRelation( override def computeStats(): Statistics = { if (batchStats.value == 0L) { - // Underlying columnar RDD hasn't been materialized, no useful statistics information - // available, return the default statistics. --- End diff -- done
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