cloud-fan commented on code in PR #38692:
URL: https://github.com/apache/spark/pull/38692#discussion_r1026569958
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sql/core/src/main/scala/org/apache/spark/sql/SparkSessionExtensions.scala:
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@@ -217,6 +218,22 @@ class SparkSessionExtensions {
checkRuleBuilders += builder
}
+ private[this] val planNormalizationRules = mutable.Buffer.empty[RuleBuilder]
+
+ def buildPlanNormalizationRules(session: SparkSession):
Seq[Rule[LogicalPlan]] = {
+ planNormalizationRules.map(_.apply(session)).toSeq
Review Comment:
I'm following the existing code style in this file. I assume the reason is
people who are not familiar with Scala may be confused when reading the code
`.map(_(session))`
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