📄 example5_10.jsp
字号:
<%@page contentType="text/html;charset=gb2312" %>
<%@page import="java.sql.*" %>
<html>
<body bgcolor="pink">
<font size="1">
<p> 删除记录：
<form action="delete.jsp" method="post">
输入被删除记录的学号：
<input type="text" name="number">
<br>
<br><input type="submit" name="b" value="提交删除">
<p>数据库删除记录前的数据记录是：
<%
String xingming,number;
int math,english,physics;
Connection con;
Statement sql;
ResultSet rs;
try{
Class.forName("sun.jdbc.odbc.JdbcOdbcdriver");
}catch(ClassNotFoundException e){
}
try{
con=DriverManager.getConnection("jdbc:odbc:pubs","","");
sql=con.createStatement();
String condition="select * from students";
rs=sql.executeQuery(condition);
out.print("<Table Border>");
out.print("<tr>");
out.print("<TH width=100>"+"学号");
out.print("<TH width=100>"+"姓名");
out.print("<TH width=50>"+"数学成绩");
out.print("<TH width=50>"+"英语成绩");
out.print("<TH width=50>"+"物理成绩");
out.print("</tr>");
while(rs.next()){
number=rs.getString(1);
xingming=rs.getString(2);
out.print("<tr>");
out.print("<TD>"+number+"</TD>");
out.print("<TD>"+xingming+"</TD>");
math=rs.getInt("数学成绩");
out.print("<TD>"+math+"</TD>");
english=rs.getInt("英语成绩");
out.print("<TD>"+english+"</TD>");
physics=rs.getInt("物理成绩");
out.print("<TD>"+physics+"</TD>");
out.print("</tr>");
}
out.print("</Table>");
con.close();
}catch(SQLException ee){
}
%>
</form>
</font>
</body>
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