使用JSP将数据插入数据库

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@ page import="java.sql.*" %>

<%
    // 建立数据库连接
    String url = "jdbc:mysql://localhost:3306/mydatabase";
    String username = "root";
    String password = "password";
    Connection conn = null;
    PreparedStatement pstmt = null;
    
    try {
        Class.forName("com.mysql.jdbc.Driver");
        conn = DriverManager.getConnection(url, username, password);
        
        // 准备SQL插入语句
        String sql = "INSERT INTO mytable (column1, column2) VALUES (?, ?)";
        
        // 获取PreparedStatement对象
        pstmt = conn.prepareStatement(sql);
        
        // 设置插入参数
        pstmt.setString(1, "value1");
        pstmt.setString(2, "value2");
        
        // 执行插入操作
        int rows = pstmt.executeUpdate();
        
        // 输出插入结果
        out.println("插入了 " + rows + " 行数据");
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        // 清理资源
        if (pstmt != null) {
            try {
                pstmt.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
        if (conn != null) {
            try {
                conn.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
    }
%>