viirya commented on code in PR #774:
URL: https://github.com/apache/datafusion-comet/pull/774#discussion_r1702940892
##########
spark/src/main/scala/org/apache/spark/sql/comet/CometWindowExec.scala:
##########
@@ -65,71 +65,27 @@ case class CometWindowExec(
sparkContext,
"number of partitions")) ++ readMetrics ++ writeMetrics
- override def supportsColumnar: Boolean = true
-
- protected override def doExecuteColumnar(): RDD[ColumnarBatch] = {
- val childRDD = child.executeColumnar()
-
- childRDD.mapPartitionsInternal { iter =>
- CometExec.getCometIterator(
- Seq(iter),
- getNativePlan(output, windowExpression, partitionSpec, orderSpec,
child).get)
- }
- }
-
override def outputOrdering: Seq[SortOrder] = child.outputOrdering
override def outputPartitioning: Partitioning = child.outputPartitioning
protected def withNewChildInternal(newChild: SparkPlan): SparkPlan =
this.copy(child = newChild)
-}
-
-object CometWindowExec {
- def getNativePlan(
Review Comment:
Because `Window` is native operator, we should chain it in the native
operators instead of creating a pseudo scan for it.
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