@Explain(displayName = "Entity name", explainLevels = { Level.USER, Level.DEFAULT, Level.EXTENDED })
  public String getEntityName() {
    return entityName;
  }
DDL task description for CREATE ... MAPPING commands.
ql/src/java/org/apache/hadoop/hive/ql/ddl/workloadmanagement/mapping/create/CreateWMMappingDesc.java