mysql数据库连接参数

import mysql.connector

config = {
    'host': 'localhost',
    'port': 3306,
    'user': 'root',
    'password': 'password',
    'database': 'mydatabase',
    'charset': 'utf8'
}

# 建立与MySQL数据库的连接
cnx = mysql.connector.connect(**config)

# 执行数据库操作...

# 关闭连接
cnx.close()

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

public class MySQLExample {
    public static void main(String[] args) {
        String url = "jdbc:mysql://localhost:3306/mydatabase?useUnicode=true&characterEncoding=utf8";
        String user = "root";
        String password = "password";

        try {
            // 建立与MySQL数据库的连接
            Connection connection = DriverManager.getConnection(url, user, password);

            // 执行数据库操作...

            // 关闭连接
            connection.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}