wecharyu commented on code in PR #12703:
URL: https://github.com/apache/gluten/pull/12703#discussion_r3854642386
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gluten-substrait/src/main/scala/org/apache/spark/sql/execution/GlutenExplainUtils.scala:
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@@ -45,6 +45,36 @@ import scala.collection.mutable.{ArrayBuffer, BitSet}
object GlutenExplainUtils extends AdaptiveSparkPlanHelper {
type FallbackInfo = (Int, Map[String, String])
+ /**
+ * Returns whether a plan should be ignored when collecting fallback
statistics.
+ *
+ * Such plans are structural wrappers rather than execution operators: they
are neither fallback
+ * Spark operators nor native Gluten operators.
+ */
+ def isFallbackInsensitivePlan(plan: SparkPlan): Boolean = plan match {
Review Comment:
This function aims to filter out the nodes that should not be considered as
native operator or fallback operator, it contains structural nodes and some
wrappers, so we named it `isFallbackInsensitivePlan`.
Updated the comments of misleading structural.
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