package com.imooc.db;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
public class DBUtil {
private static final String URL = "jdbc:mysql://127.0.0.1:3306/imooc";
private static final String user = "root";
private static final String password = "root";
public static void main(String[] args) throws Exception {
//1.加载驱动程序
Class.forName("com.mysql.jdbc.Driver");
//2.获得数据库的连接
Connection conn =DriverManager.getConnection(URL,user,password);
//3.通过数据库的连接操作数据库,实现增删改查
Statement stmt = conn.createStatement();
ResultSet rs =stmt.executeQuery("select user_name,age from imooc_goddess");
while (rs.next()){
System.out.println(rs.getString("user_name ")+","+rs.getInt("age"));
}
}
}