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A comment on Avoid UUIDv4 Primary Keys. Parent comment

Re:Avoid UUIDv4 Primary Keys by mkleczek on Monday December 15, 2025 @01:05PM (#46278072)
> "Internal" is a blurry boundary, though

Not for me :)

"Internal" means "not exposed outside the database" (that includes applications and any other external systems)

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Re:Avoid UUIDv4 Primary Keys by demurgos on Monday December 15, 2025 @01:39PM (#46278500)
Internal means "not exposed outside some boundary". For most people, this boundary encompasses something larger than a single database, and this boundary can change.
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