?? b0362af4e49f001d1589a55377a2741e
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<%@ page language="java" contentType="text/html; charset=gbk"
pageEncoding="gbk"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<%@ page import="java.sql.*"%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gbk">
<title>Insert title here</title>
</head>
<body>
<%
//以try開始
String a="";
String b="";
a=request.getParameter("name");
b=request.getParameter("password");
try
{
Connection con;
Statement stmt;
ResultSet rs;
//加載驅動程序，下面的代碼為加載MySQL驅動程序
Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
//注冊MySQL驅動程序
DriverManager.registerDriver(new com.microsoft.jdbc.sqlserver.SQLServerDriver());
//用適當的驅動程序連接到數據庫
String dbUrl = "jdbc:microsoft:sqlserver://127.0.0.1:1433;databasename=test";
String dbUser="dbuser";
String dbPwd="1234";
//建立數據庫連接
con = java.sql.DriverManager.getConnection(dbUrl,dbUser,dbPwd);
//創建一個JDBC聲明
stmt = con.createStatement();
//增加新記錄
stmt.executeUpdate("INSERT INTO books (id,name,title,price) VALUES ('999','Tom','Tomcat Bible',44.5)");
//查詢記錄
rs = stmt.executeQuery("SELECT id,name,title,price from books");
//輸出查詢結果
out.println("<table border=1 width=400>");
while (rs.next())
{
String col1 = rs.getString(1);
String col2 = rs.getString(2);
String col3 = rs.getString(3);
float col4 = rs.getFloat(4);
//打印所顯示的數據
out.println("<tr><td>"+col1+"</td><td>"+col2+"</td><td>"+col3+"</td><td>"+col4+"</td></tr>");
}
out.println("</table>");
//刪除新增加的記錄
stmt.executeUpdate("DELETE FROM books WHERE id='999'");
//關閉數據庫連結
rs.close();
stmt.close();
con.close();
}
//捕獲錯誤信息
catch (Exception e) {out.println(e.getMessage());}
%>
</body>
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