Clase

public class Clientes
{

    private static Scanner teclado = new Scanner(System.in);

    private static String db_host = "178.63.95.145";
    private static String db_user = "root";
    private static String db_pass = "2030xdc9h";
    private static String db_name = "clientes";

    private static Connection conexion;
    private static Statement st;

    public static void main(String[] args)
    {
        conectar();

        crearTablasDB();

    }

    private static void conectar()
    {
        try
        {
            Class.forName("com.mysql.jdbc.Driver");
            conexion = DriverManager.getConnection("jdbc:mysql://"+db_host+"/"+db_name,db_user, db_pass);
            st = conexion.createStatement();
            System.out.print("Conexión establecida con éxito.");
        }
        catch (Exception ex)
        {
            System.out.println("No hemos podido conectar con MySQL: "+ ex.getMessage());
        }
    }

    private static void crearTablasDB()
    {
        try
        {
            st.execute("CREATE TABLE IF NOT EXISTS 'clientes' ( 'cliente' VARCHAR(20) NOT NULL, 'dni' VARCHAR(9) NOT NULL ) ENGINE='InnoDB';");
        }
        catch (SQLException e)
        {
            System.out.println("No se ha podido crear la tabla: "+e.getMessage());
        }
    }

    private static void guardarClientes()
    {
        String nombreCliente;
        String dniCliente;

    }


}