Re: UUID column as pimrary key?

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От Leif Biberg Kristensen
Тема Re: UUID column as pimrary key?
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Msg-id 201101051719.22141.leif@solumslekt.org
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Ответ на Re: UUID column as pimrary key?  (Bill Moran <wmoran@potentialtech.com>)
Ответы Re: UUID column as pimrary key?
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On Wednesday 5. January 2011 16.05.29 Bill Moran wrote:

> Beyond that, the namespace size for a UUID is so incomprehensibly huge
> that the chance of two randomly generated UUIDs having the same value
> is incomprehensibly unlikely ... it is, however, not a 100% guarantee.

I can't help thinking of the «Birthday Paradox»:

http://en.wikipedia.org/wiki/Birthday_problem

regards, Leif

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