private void cleanData(int testNum) throws SQLException {
    try (Connection connection = EnvFactory.getEnv().getConnection();
        Statement statement = connection.createStatement()) {
      statement.execute(String.format(deleteAllTemplate, testNum));
    }
  }
Should delete this case after the deletion value filter feature be implemented

@throws SQLException
integration-test/src/test/java/org/apache/iotdb/db/it/IoTDBDeletionIT.java