SPARK-20213: Add withNewExecutionId to test method.

sql/core/src/main/scala/org/apache/spark/sql/execution/QueryExecution.scala

@@ -120,18 +120,24 @@ class QueryExecution(val sparkSession: SparkSession, val logical: LogicalPlan) {
     case ExecutedCommandExec(desc: DescribeTableCommand) =>
       // If it is a describe command for a Hive table, we want to have the output format
       // be similar with Hive.
-      desc.run(sparkSession).map {
+      SQLExecution.withNewExecutionId(sparkSession, this) {
+        desc.run(sparkSession)
+      }.map {
         case Row(name: String, dataType: String, comment) =>
           Seq(name, dataType,
             Option(comment.asInstanceOf[String]).getOrElse(""))
-            .map(s => String.format(s"%-20s", s))
-            .mkString("\t")
+              .map(s => String.format(s"%-20s", s))
+              .mkString("\t")
       }
     // SHOW TABLES in Hive only output table names, while ours output database, table name, isTemp.
     case command @ ExecutedCommandExec(s: ShowTablesCommand) if !s.isExtended =>
-      command.executeCollect().map(_.getString(1))
+      SQLExecution.withNewExecutionId(sparkSession, this) {
+        command.executeCollect()
+      }.map(_.getString(1))
     case other =>
-      val result: Seq[Seq[Any]] = other.executeCollectPublic().map(_.toSeq).toSeq
+      val result: Seq[Seq[Any]] = SQLExecution.withNewExecutionId(sparkSession, this) {
+        other.executeCollectPublic()
+      }.map(_.toSeq).toSeq
       // We need the types so we can output struct field names
       val types = analyzed.output.map(_.dataType)
       // Reformat to match hive tab delimited output.