VERSION 5.00
Begin VB.Form frmData 
   ClientHeight    =   5625
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   8025
   LinkTopic       =   "Form1"
   ScaleHeight     =   5625
   ScaleWidth      =   8025
   StartUpPosition =   3  'Windows Default
   Begin VB.CommandButton cmdGo 
      Caption         =   "GO !"
      Height          =   495
      Left            =   6720
      TabIndex        =   0
      Top             =   240
      Width           =   1215
   End
End
Attribute VB_Name = "frmData"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
    Dim CN As ADODB.Connection
    Dim rsAuthors As ADODB.Recordset
    Dim rsBoeken As ADODB.Recordset
    Private Sub Database()
    'connect
    Set CN = New ADODB.Connection
    CN.ConnectionString = "Provider = Microsoft.Jet.OLEDB.4.0;" & _
        "Data Source=E:\Microsoft Visual Studio\VB98\BIBLIO.MDB"
    CN.Open

    End Sub
Private Sub MakeRecordSetAuthors()
    
    Set rsAuthors = New ADODB.Recordset
    rsAuthors.ActiveConnection = CN
    rsAuthors.Source = "SELECT * FROM Authors"
    rsAuthors.Open
      
    
End Sub
Private Sub MakeRecordSetBoeken(intAuthor As Integer)

    Dim strSQL As String
    
    strSQL = " select * from Titles, [Title Author] Linked  " _
            & "where Titles.ISBN = Linked.ISBN " _
            & "AND Linked.Au_ID = " & intAuthor & ";"
    
    Set rsBoeken = New ADODB.Recordset
    rsBoeken.ActiveConnection = CN
    rsBoeken.Source = strSQL
    rsBoeken.Open
    
End Sub
Private Sub Afsluiten()
    
    rsAuthors.Close
    Set rsAuthors = Nothing
    CN.Close
    Set CN = Nothing
End Sub

Private Sub cmdGo_Click()
    Database
    MakeRecordSetAuthors
 
End Sub

Private Function AantalRecords() As Integer
    AantalRecords = 0
    Do While Not rsAuthors.EOF
        AantalRecords = AantalRecords + 1
        rsAuthors.MoveNext
    Loop

End Function