maropu commented on a change in pull request #31468:
URL: https://github.com/apache/spark/pull/31468#discussion_r573392389
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File path: sql/core/src/main/scala/org/apache/spark/sql/execution/limit.scala
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@@ -200,7 +205,7 @@ case class TakeOrderedAndProjectExec(
protected override def doExecute(): RDD[InternalRow] = {
val ord = new LazilyGeneratedOrdering(sortOrder, child.output)
val childRDD = child.execute()
- val singlePartitionRDD = if (childRDD.getNumPartitions > 1) {
+ val singlePartitionRDD = if (childRDD.getNumPartitions != 1) {
Review comment:
We don't have any test for the case `childRDD.getNumPartitions == 0`?
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