jsp中连接数据库SQLServer 2000小小例子
<%@ page language="java" import="java.util.*" %>
<%@ page contentType="html/text;charset=gb2312" %>
<%@ page import="java.sql.*" %>
<html>
<head>
<title>connect database</title>
</head>
<body>
<%
String Driver="com.microsoft.jdbc.sqlserver.SQLServerDriver";
String url="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=student";
String user="sa";
String password="lixiao";
String sql="SELECT * FROM student";
Connection conn=null;
Statement stat=null;
try
{
Class.forName(Driver);
System.out.println("驱动成功");
}
catch(Exception e){e.getMessage();}
try
{conn=DriverManager.getConnection(url,user,password);
stat=conn.createStatement();
System.out.println("创建SQL成功");
System.out.println("连接数据库成功");
}
catch(Exception e){e.getMessage();}
try
{
stat=conn.createStatement();
System.out.println("创建SQL成功");
}
catch(Exception e){e.getMessage();}
ResultSet rs=null;
try
{
rs=stat.executeQuery(sql);
}
catch(Exception e){}
while(rs.next())
{
%>
<table>
<tr><td><%=rs.getString(1)%></td></tr>
<tr><td><%=rs.getString(2)%></td></tr>
</table>
<%
System.out.println("查询成功");
}
rs.close();
stat.close();
conn.close();
%>
</body>
</html>
其中一定要注意,如果是第一次用SQLServer 2000的话,首先要给你的SQLServer 2000打上补丁,然后还要装上补丁.或者是直接将三个文件:mssqlserver.ja,msbase.jar,msutil.jar分别复制到C:\tomcat\lib目录下,当然你的tomcat的目录可能不一样,但是只要是复制到tomcat\lib目录下就行了.
<%@ page contentType="html/text;charset=gb2312" %>
<%@ page import="java.sql.*" %>
<html>
<head>
<title>connect database</title>
</head>
<body>
<%
String Driver="com.microsoft.jdbc.sqlserver.SQLServerDriver";
String url="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=student";
String user="sa";
String password="lixiao";
String sql="SELECT * FROM student";
Connection conn=null;
Statement stat=null;
try
{
Class.forName(Driver);
System.out.println("驱动成功");
}
catch(Exception e){e.getMessage();}
try
{conn=DriverManager.getConnection(url,user,password);
stat=conn.createStatement();
System.out.println("创建SQL成功");
System.out.println("连接数据库成功");
}
catch(Exception e){e.getMessage();}
try
{
stat=conn.createStatement();
System.out.println("创建SQL成功");
}
catch(Exception e){e.getMessage();}
ResultSet rs=null;
try
{
rs=stat.executeQuery(sql);
}
catch(Exception e){}
while(rs.next())
{
%>
<table>
<tr><td><%=rs.getString(1)%></td></tr>
<tr><td><%=rs.getString(2)%></td></tr>
</table>
<%
System.out.println("查询成功");
}
rs.close();
stat.close();
conn.close();
%>
</body>
</html>
其中一定要注意,如果是第一次用SQLServer 2000的话,首先要给你的SQLServer 2000打上补丁,然后还要装上补丁.或者是直接将三个文件:mssqlserver.ja,msbase.jar,msutil.jar分别复制到C:\tomcat\lib目录下,当然你的tomcat的目录可能不一样,但是只要是复制到tomcat\lib目录下就行了.