SQL Connection String for another pc <p>I developed an application. It loads sql database on my pc with this connection string:</p> <pre><code>Data Source=.\SQLEXPRESS;AttachDbFilename=D:\Database\Books.mdf;Integrated Security=True;User Instance=True private void Window_Loaded(object sender, RoutedEventArgs e) { DataSet ds = new DataSet(); SqlConnection con = new SqlConnection(@"Data Source=.\SQLEXPRESS;AttachDbFilename=D:\Database\Books.mdf;Integrated Security=True;User Instance=True"); SqlDataAdapter da = new SqlDataAdapter(); da.SelectCommand = new SqlCommand("SELECT * FROM Lessons", con); da.Fill(ds); grdPersonnel1.DataContext = ds.Tables[0]; con.Open(); } </code></pre> <p>but, my Database data doesn't load in another pc!</p>