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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2018/12/18 09:18:43 UTC

[GitHub] mgaido91 commented on a change in pull request #23343: [SPARK-26390][SQL] ColumnPruning rule should only do column pruning

mgaido91 commented on a change in pull request #23343: [SPARK-26390][SQL] ColumnPruning rule should only do column pruning
URL: https://github.com/apache/spark/pull/23343#discussion_r242456361
 
 

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 File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala
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 @@ -93,7 +93,7 @@ abstract class Optimizer(sessionCatalog: SessionCatalog)
         RewriteCorrelatedScalarSubquery,
         EliminateSerialization,
         RemoveRedundantAliases,
-        RemoveRedundantProject,
+        RemoveNoopOperators,
 
 Review comment:
   nit: `RemoveUselessOperators`?

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