viirya commented on a change in pull request #27224: [SPARK-30523][SQL] -
Collapse nested aggregates
URL: https://github.com/apache/spark/pull/27224#discussion_r367162781
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala
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@@ -25,7 +25,7 @@ import
org.apache.spark.sql.catalyst.catalog.{InMemoryCatalog, SessionCatalog}
import org.apache.spark.sql.catalyst.expressions._
import org.apache.spark.sql.catalyst.expressions.aggregate._
import org.apache.spark.sql.catalyst.plans._
-import org.apache.spark.sql.catalyst.plans.logical._
+import org.apache.spark.sql.catalyst.plans.logical.{Aggregate, _}
Review comment:
Is this needed?
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