Public Class Lekton_05
 
    Dim cmd As New MySqlCommand
    Dim con As New MySqlConnection
 
    Dim username As String = "xxx"
    Dim ip As String = "xxx.kasserver.com"
    Dim db As String = "xxx"
    Dim pw As String = "xxx"
 
    Dim adapter As New MySqlDataAdapter
    Dim ds As DataSet = New DataSet
    Dim Builder As MySqlCommandBuilder = New MySqlCommandBuilder(adapter)
 
    Private Sub Window_Initialized(ByVal sender As System.Object, ByVal e As _
      System.EventArgs)
 
        Try
 
            'Verbindung zur Datenbank erstellen:
 
            con.ConnectionString = "Server=" & ip & "; password=" & pw & " ;" & _
              "user id =" & username & "; database= " & db & ";"
 
            adapter.SelectCommand = New MySqlCommand("SELECT * FROM" & _
              "back_branche")
            cmd.Connection = con
            con.Open()
 
            adapter.Fill(ds)
 
        Catch ex As Exception
            MessageBox.Show(ex.Message)
        End Try
    End Sub
End Class

Es ist n?tig das Eure Antworten verst?ndlich und nachvollziehbar sind. (Umgebung: Visual Studio Proff.2010, WPF, XAML, Visual Basic 10, Wind.7)