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Erase System DSN

Posted on 2000-05-11
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Last Modified: 2010-05-02
How can i delete a system SQL Server DSN
from ODBC in a vb function

      Option Explicit
Private Const ODBC_ADD_DSN = 1        ' Add data source
Private Const ODBC_CONFIG_DSN = 2
Private Const ODBC_REMOVE_DSN = 3     ' Private Const vbAPINull As Long =0&      ' NULL Pointer

      'Function Declare

          Private Declare Function SQLConfigDataSource Lib "ODBCCP32.DLL" _
          (ByVal hwndParent As Long, ByVal fRequest As Long, _
          ByVal lpszDriver As String, ByVal lpszAttributes As String) _
          As Long

and the function

      Dim intRet As Long
      Dim strDriver As String
      Dim strAttributes As String
      strDriver = "SQL Server"
      strAttributes = "DSN=DSN_TEMP" & Chr$(0)
      intRet = SQLConfigDataSource(vbAPINull, ODBC_REMOVE_DSN, _
      strDriver, strAttributes)
      If intRet Then
          MsgBox "DSN Deleted"
      Else
          MsgBox "Delete Failed"
      End If
 
can you send me another example








 
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Question by:BogdanGrama
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7 Comments
 
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Expert Comment

by:Guy Hengel [angelIII / a3]
ID: 2803325
You could try to remove the registry settings directly, but your method is better.
Why do you ?
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by:Guy Hengel [angelIII / a3]
ID: 2803326
ask
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Author Comment

by:BogdanGrama
ID: 2803374
To test a DSN connection on a netwoark
I have to create a dsn first
If a user of app is sett a rong server name The DSN remains
I whant to erase him from odbc whit a functiuon for example.

the code is from a VB4 Function

Do you have another ideea
The registre is good
I am a little bit scheptic: app is going to work on nt

whit pleasure
Bogdan Grama
Finsiel Romania
Bucharest
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Accepted Solution

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Guy Hengel [angelIII / a3] earned 75 total points
ID: 2803391
You can find (add/edit/delete) registry entries for system DSN in:
HKEY_LOCAL_MACHINE\Software\ODBC\ODBC.INI
This is true for Win9x, WinNT and Win2k

Hope this helps
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Author Comment

by:BogdanGrama
ID: 2803405
OK Thanks
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Expert Comment

by:AzraSound
ID: 2803458
HOWTO: Create and Remove a DSN in Visual Basic

http://support.microsoft.com/support/kb/articles/q171/1/46.asp?FR=0

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Expert Comment

by:AzraSound
ID: 2803472
sorry thats what you have posted already
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