idea java 连接mysql数据库 diver

import org.junit.Test;

import java.sql.Connection;
import java.sql.Driver;
import java.sql.SQLException;
import java.util.Properties;

public class Test1 {
    @Test
   public void test() throws SQLException {
        Driver driver = new com.mysql.jdbc.Driver();
        //jdbd:mysql: 协议
        //localhost: IP地址
        //3306 默认的mysql端口号
        //test  test数据库
        String url = "jdbc:mysql://localhost:3306/test?useUnicode=true&characterEncoding=utf8";
        //将用户名和密码封装在Properties中
        Properties info = new Properties();
        info.setProperty("user","你的用户名");
        info.setProperty("password","你的密码");
        Connection connection = driver.connect(url,info);

        System.out.println(connection);
    }
}