@Override
  public String toString() {
    StringBuilder sb = new StringBuilder();
    sb.append("Name:");
    sb.append(this.name);
    sb.append(", ");
    sb.append(" Servers:");
    sb.append(this.servers);
    sb.append(", ");
    sb.append(" Tables:");
    sb.append(this.tables);
    sb.append(", ");
    sb.append(" Configurations:");
    sb.append(this.configuration);
    return sb.toString();

  }
Remove a table
@deprecated Since 3.0.0, will be removed in 4.0.0. The rsgroup information will be stored in
            the configuration of a table so this will be removed.
hbase-common/src/main/java/org/apache/hadoop/hbase/rsgroup/RSGroupInfo.java