What is a UUID?

uuid glossary acronym
doctor smith picture doctor smith · Nov 15, 2008 · Viewed 32.9k times · Source

Well, what is one?

Answer

Jason Baker picture Jason Baker · Nov 15, 2008

It's an identification number that will uniquely identify something. The idea being that id number will be universally unique. Thus, no two things should have the same uuid. In fact, if you were to generate 10 trillion uuids, there would be something along the lines of a .00000006 chance of two uuids being the same.

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