Postgres LISTEN/NOTIFY does not scale

(www.recall.ai)

570 points davidgu | 1 comments | 07 Jul 25 14:05 UTC | HN request time: 0.255s | source

1. gwbas1c ◴[11 Jul 25 17:08 UTC] No.44534614[source]▶

> our Postgres database

> tens of thousands of simultaneous writers

I'm surprised they aren't sharding at this scale. I wonder why?