public void process() throws Exception {
    /*createFiles(0, 2, 1000);
    createFiles(10, 2, 1000);
    createFiles(50, 2, 1000);
    createFiles(100, 2, 1000);*/

    /*createFiles(0, 1, 1000000);
    createFiles(10, 1, 1000000);
    createFiles(50, 1, 1000000);
    createFiles(100, 1, 1000000);*/

    // createFiles(10, 1, 1000000, "bottom");
    // createFiles(50, 1, 1000000, "bottom");

    /*changeRdbs(Rdbs.MYSQL);
    createFiles(10, 1, 1000000, "bottom");
    createFiles(50, 1, 1000000, "bottom");
    changeRdbs(Rdbs.POSTGRESQL);
    createFiles(10, 1, 1000000, "bottom");
    createFiles(50, 1, 1000000, "bottom");*/
    changeRdbs(Rdbs.ORACLE);
    createFiles(10, 1, 1000000, BOTTOM2);
    createFiles(50, 1, 1000000, BOTTOM2);
    // createFiles(50, 1, 100000, "bottom");

    // createFiles(100, 1, 10000000);

    String scriptFileName = "script_" + this.rdbs + SCRIPT_EXTENSION;
    String scriptFilePathAndName =
        GENERAL_OUPUT_FOLDER_PATH_AND_NAME + MyUtils.FILE_SEPARATOR + scriptFileName;
    MyUtils.writeFile(scriptFilePathAndName, stringBuffer.toString());
    System.out.println("msl < " + scriptFilePathAndName);
  }