it allows users to change their names, their SIN numbers, their email addresses, and your system can handle that if you key with UUID / GUID.
The 4th reason UUID / GUID’s are good is really important: it allows users to change their names…
Bit-Booster!
342

Not sure I follow, what do names, email addresses, or in other words, non-primary key columns, have to do with the primary key?

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