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by dinkleberg 26 days ago
Yeah I've found this quite odd. Even the LLMs want to pressure you to not use Redis and go all in on Postgres. Postgres is great, and I usually use it. But Redis is so trivial to add to your stack and it does what it does really well. Why not use the right tool for the job?
3 comments

Presumably this is because LLMs just echo all the pro-Postgres Medium articles they've been trained on. They don't have any actual experience.
LLMs from hyperscalers allow for paid advertising
because if you already have postgres, and dont need thousands of k/v per second, then postgres can do the same ?
If you're stressing your database, offloading some work to Redis can buy you a lot of Postgres headroom. But sure, start with YAGNI.