remove useless import.

leanken-zz · leanken-zz · commit 25dd44417e11 · 2020-08-08T17:45:21.000+08:00
Change-Id: I47ebe0cc2e751b018a6ee02fc3018601805c4060
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/exchange/BroadcastExchangeExec.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/exchange/BroadcastExchangeExec.scala
@@ -32,7 +32,7 @@ import org.apache.spark.sql.catalyst.expressions.UnsafeRow
 import org.apache.spark.sql.catalyst.plans.logical.Statistics
 import org.apache.spark.sql.catalyst.plans.physical.{BroadcastMode, BroadcastPartitioning, Partitioning}
 import org.apache.spark.sql.execution.{SparkPlan, SQLExecution}
-import org.apache.spark.sql.execution.joins.{EmptyHashedRelation, HashedRelation, LongHashedRelation, UnsafeHashedRelation}
+import org.apache.spark.sql.execution.joins.{EmptyHashedRelation, HashedRelation}
 import org.apache.spark.sql.execution.metric.SQLMetrics
 import org.apache.spark.sql.internal.{SQLConf, StaticSQLConf}
 import org.apache.spark.unsafe.map.BytesToBytesMap
