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A comment on UUIDv47: Store UUIDv7 in DB, emit UUIDv4 outside (SipHash-masked timestamp). Parent comment

Re:UUIDv47: Store UUIDv7 in DB, emit UUIDv4 outside (SipHash... by ycombinatrix on Wednesday September 17, 2025 @02:01PM (#45279190)
>UUIDs are often generated client-side

since when?

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Re:UUIDv47: Store UUIDv7 in DB, emit UUIDv4 outside (SipHash... by darkr on Wednesday September 17, 2025 @04:39PM (#45281125)
It’s not uncommon. Google AIP spec requires it for example. I think the main driver for it is implicit idempotency.
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Re:UUIDv47: Store UUIDv7 in DB, emit UUIDv4 outside (SipHash... by eadmund on Thursday September 18, 2025 @06:13AM (#45287813)
The client’s ID for a resource and the server’s ID for that resource need not be the same.

Of course, adding two IDs for a resource complicates things. But so too does trusting client-generated IDs to be universally unique.

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