Oof I meant to specifically address > We've not seen a major difference in our benchmarks (though maybe our benchmarks are wrong :-)). You’ll likely not see a

Oof I meant to specifically address > We've not seen a major difference in our benchmarks (though maybe our benchmarks are wrong :-)). You’ll likely not see anything noteworthy without specifically creating concurrency contention which specifically causes the kinds of pathological retry scenarios I mentioned. I’d be shocked if there isn’t at least a good starting point in either the Postgres test suite or Call Me Maybe. (Seriously though, I want to read Aphyr’s take on this project.)