using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

using System.Data.OleDb;

namespace Подключение_к_БД_Access__1_

{

    public partial class Form1 : Form

    {

        OleDbConnection conn;

        OleDbDataAdapter adapter;

        DataTable dt = new DataTable();

        public Form1()

        {

            InitializeComponent();

        }

        private void Form1_Load(object sender, EventArgs e)

        {

            conn = new OleDbConnection("Provider=Microsoft.Jet.OleDb.4.0;" +

                                       "Data Source=db1.mdb");

            adapter = new OleDbDataAdapter("SELECT * FROM [Таблица 1]", conn);

            adapter.Fill(dt);

            dataGridView1.DataSource = dt;

        }

    }

}