Recently, on irc, there were couple of cases where someone wanted to use uuid as datatype for their primary key.
I opposed, and tried to explain, but IRC doesn't really allow for longer texts, so figured I'll write a blogpost.
Tag: uuid
Is C faster for (instagram-style) ID generation?
Some time ago, guys from Instagram shared their approach to generating unique ids on multiple hosts in a way that guarantees (to reasonable extend) uniqueness, and doesn't require any centralized service.
Earlier this month, the build benchmarked their solution vs. UUIDs, and vs. bigserial.
I thought – whether C based code for nextid would be faster.
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