@Override
  public SessionHandle openSession(String username, String password, Map<String, String> configuration)
      throws HiveSQLException {
    SessionHandle sessionHandle = sessionManager.openSession(SERVER_VERSION, username, password, null, configuration, false, null);
    LOG.debug(sessionHandle + ": openSession()");
    return sessionHandle;
  }
@deprecated  Use {@link #openSessionWithImpersonation(TProtocolVersion, String, String, String, Map, String)}
service/src/java/org/apache/hive/service/cli/CLIService.java