unity 导出后不读mysql

using System;
using System.Data;
using MySql.Data.MySqlClient;

public class MySQLConnector : MonoBehaviour
{
    private MySqlConnection connection;

    void Start()
    {
        string connectionString = "Server=your_server_address;Database=your_database;Uid=your_username;Pwd=your_password;";
        connection = new MySqlConnection(connectionString);

        try
        {
            connection.Open();
            Debug.Log("Connected to MySQL database!");

            string query = "SELECT * FROM your_table";
            MySqlCommand command = new MySqlCommand(query, connection);
            MySqlDataReader reader = command.ExecuteReader();

            while (reader.Read())
            {
                Debug.Log(reader["column_name"].ToString());
            }

            reader.Close();
        }
        catch (Exception ex)
        {
            Debug.LogError("Error connecting to MySQL: " + ex.Message);
        }
        finally
        {
            connection.Close();
        }
    }
}