On Jul 27, 2005, at 4:46 PM, Scott Marlowe wrote:
> So, how can two databases, not currently talking to one another,
> guarantee that their GUIDs don't collide? using a large randomly
> generated name space only reduces the chances of collision, it doesn't
> actually guarantee it.
Like MD5, there is no 100% guarantee, but the collision possibility
supposed to be is very close to zero.
See http://en.wikipedia.org/wiki/GUID
John DeSoi, Ph.D.
http://pgedit.com/
Power Tools for PostgreSQL
