测试javaweb连接mysql数据库是否成功代码实例## 标题
自用测试 适合不会用myeclipse jsp连接mysql数据库 用到数据库的建表 完整版 超详细适合小白 IDE:myeclipse 数据库:Navicat for mysql navicat for mysql软件下载地址www.miaozan.art 1,建数据库,建表 2,新建web project(Etest) 3,在bin目录下导入mysql驱动包 4,把下方代码复制覆盖index.jsp 5,在浏览器输入http://localhost:8080/Etest/index.jsp 6,成功!完美 btf!
一定要导入mysql驱动包
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; %> <%@ page language="java" %> <%@ page import="com.mysql.jdbc.Driver" %> <%@ page import="java.sql.*" %> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <base href="<%=basePath%>"> <title>My JSP 'index.jsp' starting page</title> <meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> <meta http-equiv="description" content="This is my page"> <!-- <link rel="stylesheet" type="text/css" href="styles.css"> --> </head> <body> <% String driverName="com.mysql.jdbc.Driver"; //数据库信息 String userName="root"; //密码 String userPasswd="root"; //数据库名 String dbName="cc"; //表名 String tableName="t_student"; //将数据库信息字符串连接成为一个完整的url(也可以直接写成url,分开写是明了可维护性强) Class.forName("com.mysql.jdbc.Driver"); Connection conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/cc?characterEncoding=utf-8&allowMultiQueries=true&useSSL=false&serverTimezone=UTC","root","root"); Statement stat = conn.createStatement(); String sql ="INSERT INTO T_STUDENT(STUNO,STUNAME,STUSEX) VALUES('002','WU','男')"; int i= stat.executeUpdate(sql); out.println("成功添加"+i+"行"); stat.close(); conn.close(); %> </body> </html> 数据库名:cc 表:t_student按照图片中的建表就行了 ,同时,测试成功了就会出现图片中的效果。