code: @Override
    public OperationHandle executeStatement(SessionHandle sessionHandle, String statement,
        Map<String, String> confOverlay)
            throws HiveSQLException {
      OperationHandle opHandle = sessionManager.getSession(sessionHandle)
          .executeStatement(statement, confOverlay);
      LOG.debug(sessionHandle + ": executeStatement()");
      return opHandle;
    }
docs: /* (non-Javadoc)
  @see org.apache.hive.service.cli.ICLIService#executeStatement(org.apache.hive.service.cli.SessionHandle,
  java.lang.String, java.util.Map)