mysql到eclipse乱码怎么解决

-- 检查数据库字符集
SHOW VARIABLES LIKE 'character_set_database';

-- 设置数据库字符集
ALTER DATABASE your_database_name CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

String url = "jdbc:mysql://localhost:3306/your_database_name?useUnicode=yes&characterEncoding=UTF-8";

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

public class MySQLConnectionExample {
    public static void main(String[] args) {
        String url = "jdbc:mysql://localhost:3306/your_database_name?useUnicode=yes&characterEncoding=UTF-8";
        String user = "your_username";
        String password = "your_password";

        try (Connection conn = DriverManager.getConnection(url, user, password)) {
            System.out.println("Connected to the database!");
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}