docs: @Override
      public String getConnectionInfo() throws Exception
      {
          Connection connection = ds.getConnection();
  
          String info =  String.format("Connected to database: %s using driver: %s as user :%s",
                               connection.getMetaData().getDatabaseProductName(),
                               connection.getMetaData().getDriverName(),
                               connection.getMetaData().getUserName());
  
          connection.close();
  
          return info;
      }