code clean

Author: gatorsmile

sql/core/src/main/scala/org/apache/spark/sql/execution/command/tables.scala

@@ -33,28 +33,11 @@ import org.apache.spark.sql.catalyst.catalog.{BucketSpec, CatalogTable, CatalogT
 import org.apache.spark.sql.catalyst.catalog.CatalogTableType._
 import org.apache.spark.sql.catalyst.catalog.CatalogTypes.TablePartitionSpec
 import org.apache.spark.sql.catalyst.expressions.{Attribute, AttributeReference}
-import org.apache.spark.sql.catalyst.plans.logical.{Command, LogicalPlan, UnaryNode}
 import org.apache.spark.sql.catalyst.util.quoteIdentifier
-import org.apache.spark.sql.execution.datasources.{PartitioningUtils}
+import org.apache.spark.sql.execution.datasources.PartitioningUtils
 import org.apache.spark.sql.types._
 import org.apache.spark.util.Utils
 
-case class CreateHiveTableAsSelectLogicalPlan(
-    tableDesc: CatalogTable,
-    child: LogicalPlan,
-    allowExisting: Boolean) extends UnaryNode with Command {
-
-  override def output: Seq[Attribute] = Seq.empty[Attribute]
-
-  override lazy val resolved: Boolean =
-    tableDesc.identifier.database.isDefined &&
-      tableDesc.schema.nonEmpty &&
-      tableDesc.storage.serde.isDefined &&
-      tableDesc.storage.inputFormat.isDefined &&
-      tableDesc.storage.outputFormat.isDefined &&
-      childrenResolved
-}
-
 /**
  * A command to create a table with the same definition of the given existing table.
  *