Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/21764#discussion_r204278968
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala
---
@@ -175,6 +191,41 @@ abstract class Optimizer(sessionCatalog:
SessionCatalog)
* Override to provide additional rules for the operator optimization
batch.
*/
def extendedOperatorOptimizationRules: Seq[Rule[LogicalPlan]] = Nil
+
+ override def batches: Seq[Batch] = {
+ val excludedRulesConf =
+
SQLConf.get.optimizerExcludedRules.toSeq.flatMap(_.split(",").map(_.trim).filter(_.nonEmpty))
--- End diff --
+1
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