It’s much easier if you can simply not coordinate. Bonus points if that doesn’t mean you need an atomic clock in your rack
If you're designing a distributed DB, sure. If you're using something, you do whatever it wants. Spanner recommends random keys. Citus uses serial.
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If you're designing a distributed DB, sure. If you're using something, you do whatever it wants. Spanner recommends random keys. Citus uses serial.