<%@ page language="java" import="java.sql.*" pageEncoding="GBK"%>
<html>
<head>
<title>JDBC</title>
</head>
<body>
<%!
ResultSet rs = null;
PreparedStatement pstmt = null;
Connection conn = null;
%>
<%
try {
Class.forName("com.mysql.jdbc.Driver");
conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/mydata","root", "root");
pstmt = conn.prepareStatement("insert into student(Name,Age,Tel,Address) values (?, ?, ?,?)");
pstmt.setString(1, "wang");
pstmt.setInt(2, 21);
pstmt.setString(3, "123456789");
pstmt.setString(4, "shanghai");
pstmt.executeUpdate();
Statement st = conn.createStatement();
rs = st.executeQuery("select * from student");
while(rs.next()) {
out.println(" " + rs.getString("Name"));
out.println(" " + rs.getInt("Age"));
out.println(" " + rs.getString("Tel"));
out.println(" " + rs.getString("Address"));
out.println("<br>");
}
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (SQLException e) {
e.printStackTrace();
} finally {
try {
if (rs != null) {
rs.close();
}
if (pstmt != null) {
pstmt.close();
}
if (conn != null) {
conn.close();
}
} catch (SQLException e) {
e.printStackTrace();
}
}
%>
</body>
</html>
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