>>Hi George,
>>
>>>It calls the MS RPC function UuidCreate to generate a globally unique integer?
>>
>>Actually, it's only highly probable that the GUID is unique, not granted. :)
>>
>Hi Christof,
>
>For this purpose, absolutely. My thought was that with 16 bytes serving as a key, the likelihood of duplication would be highly remote. From a pure theoretical standpoint, I don't believe it's possible to independently generate a key that's 100% guaranteed to be unique.

Gearge,

Except for using a key table that tracks the last used key and generates the next one.