javal连接mysql数据库

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

public class JDBCTest {
    public static void main(String[] args) {
        Connection conn = null;
        try {
            // 加载MySQL JDBC驱动程序
            Class.forName("com.mysql.cj.jdbc.Driver");
            
            // 数据库连接URL
            String url = "jdbc:mysql://localhost:3306/mydatabase?useSSL=false&serverTimezone=UTC";
            
            // 数据库用户名和密码
            String user = "root";
            String password = "password";
            
            // 建立数据库连接
            conn = DriverManager.getConnection(url, user, password);
            
            System.out.println("连接成功！");
        } catch (ClassNotFoundException e) {
            System.out.println("找不到MySQL JDBC驱动程序！");
            e.printStackTrace();
        } catch (SQLException e) {
            System.out.println("连接数据库失败！");
            e.printStackTrace();
        } finally {
            try {
                if (conn != null) {
                    conn.close();
                }
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
    }
}