Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/19494#discussion_r144689325
--- 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 --
I see. How does `.contains(true)` work then? or did that not work?
I suppose all I mean is that we should write something that works on an
empty list (returns false?) and also short-circuits (stops when anything is
true). Is that possible?
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]