dongjoon-hyun commented on a change in pull request #28324:
URL: https://github.com/apache/spark/pull/28324#discussion_r414643415
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File path: sql/core/src/test/scala/org/apache/spark/sql/DataFrameSuite.scala
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@@ -23,26 +23,28 @@ import java.sql.{Date, Timestamp}
import java.util.UUID
import java.util.concurrent.atomic.AtomicLong
+import scala.reflect.runtime.universe.TypeTag
import scala.util.Random
import org.scalatest.Matchers._
import org.apache.spark.SparkException
import org.apache.spark.scheduler.{SparkListener, SparkListenerJobEnd}
import org.apache.spark.sql.catalyst.TableIdentifier
-import org.apache.spark.sql.catalyst.encoders.RowEncoder
-import org.apache.spark.sql.catalyst.expressions.Uuid
+import org.apache.spark.sql.catalyst.encoders.{ExpressionEncoder, RowEncoder}
+import org.apache.spark.sql.catalyst.expressions.{GenericRowWithSchema, Uuid}
import org.apache.spark.sql.catalyst.optimizer.ConvertToLocalRelation
-import org.apache.spark.sql.catalyst.plans.logical.{LocalRelation,
OneRowRelation, Union}
+import org.apache.spark.sql.catalyst.plans.logical.{LocalRelation,
OneRowRelation}
+import org.apache.spark.sql.catalyst.util.DateTimeUtils
import org.apache.spark.sql.execution.{FilterExec, QueryExecution,
WholeStageCodegenExec}
import org.apache.spark.sql.execution.adaptive.AdaptiveSparkPlanHelper
import org.apache.spark.sql.execution.aggregate.HashAggregateExec
import org.apache.spark.sql.execution.exchange.{BroadcastExchangeExec,
ReusedExchangeExec, ShuffleExchangeExec}
import org.apache.spark.sql.functions._
import org.apache.spark.sql.internal.SQLConf
import org.apache.spark.sql.test.{ExamplePoint, ExamplePointUDT,
SharedSparkSession}
-import org.apache.spark.sql.test.SQLTestData.{DecimalData, NullStrings,
TestData2}
-import org.apache.spark.sql.types._
+import org.apache.spark.sql.test.SQLTestData.{DecimalData, TestData2}
+import org.apache.spark.sql.types.{Decimal, _}
Review comment:
The original line 45 seems to be enough because it was `import
org.apache.spark.sql.types._`. Can we revert this change?
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