标签:查询语句 test row ack main 数据库的操作 tco jdb final
package com.chinasoft.thr.shop;
import java.sql.*;
public class JDBC {
public static final String DRIVER = "com.mysql.jdbc.Driver";
public static final String URL = "jdbc:mysql://122.114.147.148:3306/ccc";
public static final String USERNAME = "java0613";
public static final String PASSWORD = "java0613";
public static void main(String[] args) throws SQLException, ClassNotFoundException {
Connection conn = null; //每一个Connection对象表示一个数据库连接对象
Statement stat = null;
Class.forName(DRIVER);//加载驱动程序
conn=DriverManager.getConnection(URL,USERNAME,PASSWORD);
stat = conn.createStatement();//找到接口
String sql = "select*from vip where v_gra=‘郑威威‘";//查询语句
ResultSet rs=stat.executeQuery(sql);//查询
//将查询出的结果输出
while (rs.next()) {
String v_gra=rs.getString(1);
String v_jif=rs.getString(2);
String v_dis=rs.getString(3);
System.out.println("姓名:"+v_gra+",积分:"+v_jif+",折扣:"+v_dis);
}
rs.close();
stat.close();
conn.close();
}
}
标签:查询语句 test row ack main 数据库的操作 tco jdb final
原文地址:http://www.cnblogs.com/hyx0920/p/7214328.html