wpf 读取mysql

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

namespace WpfApp
{
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
            LoadData();
        }

        private void LoadData()
        {
            string connectionString = "Server=localhost;Database=testdb;Uid=root;Pwd=password;";
            using (MySqlConnection connection = new MySqlConnection(connectionString))
            {
                try
                {
                    connection.Open();
                    string query = "SELECT * FROM users";
                    MySqlCommand command = new MySqlCommand(query, connection);
                    MySqlDataReader reader = command.ExecuteReader();

                    DataTable dataTable = new DataTable();
                    dataTable.Load(reader);

                    dataGrid.ItemsSource = dataTable.DefaultView;
                }
                catch (Exception ex)
                {
                    MessageBox.Show("Error: " + ex.Message);
                }
            }
        }
    }
}