小编N.a*_*N.a的帖子

   public void actionPerformed(ActionEvent E)
   {
       int id;
       String name,address,phone;
       Connection conn = null;
       PreparedStatement stmt = null;
       try {
           //STEP 2: Register JDBC driver
           Class.forName("com.mysql.jdbc.Driver");

           //STEP 3: Open a connection
           System.out.println("Connecting to database...");
           conn = DriverManager.getConnection(DB_URL,USER,PASS);

           //STEP 4: Execute a query
           String sql;
           sql = "SELECT * FROM person";
           System.out.println("Creating statement...");
           stmt = conn.prepareStatement (sql,ResultSet.TYPE_SCROLL_INSENSITIVE , 
                                     ResultSet.CONCUR_UPDATABLE );


            ResultSet rs = stmt.executeQuery(sql);

            if(E.getSource()== bNext) {
                rs.next();
                id  = rs.getInt("id");
                name = rs.getString("name");
                address = rs.getString("address");
                phone = rs.getString("phone");

                //Display values …