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orf
56 days ago
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Ask HN: We just had an actual UUID v4 collision...
In what world is generating a UUID more expensive than checking for duplicates?
at any scale
?
Walk me through that please
erikerikson
56 days ago
[–]
Yeah, that was a little sloppy but it's generating is more expensive than not generating. In more words, generating an id and validating uniqueness is more expensive than only validating uniqueness.
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Walk me through that please