[VisualBasic] Verbindung zu MySQL

Dim strDatabaseName As String
Dim strDBCursorType As String
Dim strDBLockType As String
Dim strDBOptions As String
Dim rs As ADODB.Recordset
Dim cn As ADODB.Connection

Private Sub Command1_Click()
On Error GoTo Command1_Click_Error
Dim b As Long
strDBCursorType = adOpenDynamic 'CursorType
strDBLockType = adLockOptimistic 'LockType
strDBOptions = adCmdText 'Options

Set cn = New ADODB.Connection
Me.MousePointer = 11

cn.Open ConnectString()
 
 With cn
 .CommandTimeout = 0
 .CursorLocation = adUseClient
 End With

 Set rs = New ADODB.Recordset 'Creates record set

 strSQL = "<Your SQL Here>"
 
 rs.Open strSQL, cn, strDBCursorType, strDBLockType, strDBOptions
 

If rs.EOF Then
 GoTo ExitSub
Else
 For b = 1 To rs.RecordCount
 '<do whatever you need to do with the data here>
 Next b
End If
 
ExitSub:

rs.Close
Set rs = Nothing
cn.Close
Set cn = Nothing

On Error GoTo 0
Exit Sub

Command1_Click_Error:
 MsgBox "Error " & Err.Number & " (" & Err.Description & ")" & "in procedure Command1_Click of Form " & Me.Name
End Sub



Private Function ConnectString() As String
Dim strServerName As String
Dim strDatabaseName As String
Dim strUserName As String
Dim strPassword As String

 'Change to IP Address if not on local machine
 'Make sure that you give permission to log into the
 'server from this address
 'See Adding New User Accounts to MySQL
 'Make sure that you d/l and install the MySQL Connector/ODBC 3.51 Driver

strServerName = "xseries3462"
strDatabaseName = "gh"
strUserName = "root"
strPassword = ""


ConnectString = "DRIVER={MySQL ODBC 3.51 Driver};" & _
 "SERVER=" & strServerName & _
 ";DATABASE=" & strDatabaseName & ";" & _
 "USER=" & strUserName & _
 ";PASSWORD=" & strPassword & _
 ";OPTION=3;"
End Function

Dim rs As ADODB.Recordset