hit-lacus commented on a change in pull request #1513:
URL: https://github.com/apache/kylin/pull/1513#discussion_r544867036
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File path:
kylin-spark-project/kylin-spark-query/src/main/scala/org/apache/spark/sql/SparkOperation.scala
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@@ -21,7 +21,6 @@ import org.apache.spark.rdd.RDD
import org.apache.spark.sql.catalyst.InternalRow
import org.apache.spark.sql.catalyst.plans.logical.GroupingSets
import org.apache.spark.sql.types.StructType
-import org.apache.spark.sql.{Column, DataFrame, Row, SparderContext}
Review comment:
Why remoe this import?
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