access

            string strConn = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + Application.StartupPath + "\\DeliverGoods.mdb;Jet OLEDB:Database Password=Contact@13310811808";

            OleDbConnection conn = new OleDbConnection(strConn);
            conn.Open();
            OleDbDataAdapter da = new OleDbDataAdapter("select * from client", conn);
            DataTable dt = new DataTable();
            da.Fill(dt);
            dataGridView1.DataSource = dt;