> Can you provide me some information, code? (if possible) on how you
> create this UID. The option of merging off-line data in a database is
> interesting benefit of using GUID.

Delphi code snipet:

function CreateGUID: string;
var
GUID: TGUID;
begin
if CoCreateGUID(GUID) <> S_OK then
RaiseLastWin32Error;

David R.