HyukjinKwon 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_r242470348
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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:
I think Noop is fine too. It's no-op, right :-)?
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