public void delete(String whereString){
        StringBuffer sql = new StringBuffer("");
        sql.append("Delete from `SubSection`");
        if (whereString.trim() != "") {
            sql.append(" where " + whereString);
        }
        SQLHelper sQLHelper = new SQLHelper();
        sQLHelper.sqlConnect();
        sQLHelper.runUpdate(sql.toString());
        sQLHelper.sqlClose();
        
    }