Java - JDBC

package jason;

import java.sql.*;


public class Second {

    //String sqlite_Driver = "org.sqlite.JDBC";
    //String sqlite_Url = "jdbc:sqlite:test.db";

    String driver = "com.mysql.jdbc.Driver";

    String url = "jdbc:mysql://localhost/ITDB";
    String user = "root";
    String pass = "abc123";

    Connection getConn;
    Statement createComm;
    String comm;
    ResultSet data;

    Second() {

        try {
            // Loading JDBC Driver Class
            Class.forName(driver);

            getConn = DriverManager.getConnection(url, user, pass);
            createComm = getConn.createStatement();
            comm = "SELECT id, name, email FROM GradeTB";
            data = createComm.executeQuery(comm);

            while(data.next()){
                String id = data.getString("id");
                String name = data.getString("name");
                String email = data.getString("email");

                System.out.println(id + "\n" + name + "\n" + email);
            }

            data.close();
            createComm.close();
            getConn.close();

        } catch (Exception e){
            System.out.println(e.getMessage());
        }
    }
}