Github user mgaido91 commented on a diff in the pull request: https://github.com/apache/spark/pull/19494#discussion_r144622642 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/columnar/InMemoryTableScanExec.scala --- @@ -104,7 +104,8 @@ case class InMemoryTableScanExec( case In(a: AttributeReference, list: Seq[Expression]) if list.forall(_.isInstanceOf[Literal]) => list.map(l => statsFor(a).lowerBound <= l.asInstanceOf[Literal] && - l.asInstanceOf[Literal] <= statsFor(a).upperBound).reduce(_ || _) + l.asInstanceOf[Literal] <= statsFor(a).upperBound) --- End diff -- Exactly, they aren't Booleans. This they are `Expression`s. Thus I can't think of a different (more efficient) way of doing this.
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