> scales a very long way

This ignores the fine print. It scales a very long way under specific circumstances with specific workloads. The more write-heavy your workload the less eloquently Postgres scales.

For OpenAI's use case you could swap Postgres with MySQL and it would scale just as well.

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ballon_monkey 33 minutes ago | parent [-]

If your DB is write heavy, tune it for writes...

	▲	tomnipotent 30 minutes ago \| parent [-]
		You can't tune your way out of this constraint. The heap table and MVCC implementation put a hard ceiling on what can be accomplished without reaching for another tool.