private Connection connect(Driver driverClass) throws Exception {
        return DriverManager.getConnection(jdbcUrl, databaseId, databasePassword);
    }
@author Jongho Moon
@author HyunGil Jeong
agent-module/plugins-it/mysql-jdbc-driver-plugin-it/src/test/java/com/navercorp/pinpoint/it/plugin/jdbc/mysql/MySqlItHelper.java