3月30日 JavaWeb 周五

时间:2022-06-01 22:00:20
package com.www;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;

import com.mysql.jdbc.Driver;

public class Code {

    public static void main(String[] args) {
        try {
            Class.forName("com.mysql.jdbc.Driver");
            Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/login", "", "");
            Statement pst = con.createStatement();
            String sql = "select * from user01;";
            ResultSet rs = pst.executeQuery(sql);


            while(rs.next()){
                System.out.println(rs.getInt(1)+" "+rs.getInt(2));
            }
            rs.close();
            pst.close();
            con.close();
        } catch (Exception e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }


    }

}

“没有利用价值的人是很受冷遇的。”
——渡边淳一 《失乐园》