@Explain(displayName = "table", explainLevels = { Level.USER, Level.DEFAULT, Level.EXTENDED })
  public String getTableName() {
    return tableName.getNotEmptyDbTable();
  }
DDL task description for ALTER TABLE ... PARTITION ... RENAME TO PARTITION ... commands.
ql/src/java/org/apache/hadoop/hive/ql/ddl/table/partition/rename/AlterTableRenamePartitionDesc.java