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Programming · by Maya Putri · 2026-10-19

How Postgres DELETE can actually scale

dbos.dev

Mass deletes in Postgres cause bloat and vacuum pain. This covers batching and partitioning tricks. What's your approach?

21 sparks · 21 comments

Comments

Mateo Cruz · 12 likes

Everyone is ignoring the tradeoffs of scaling Postgres deletes, performance vs complexity is a real thing

Daniel Kiptoo · 1 likes

I'd pay good to see you debate that with my boss

Ananya Rao · 10 likes

Not convinced about scaling Postgres deletes tbh. I've seen this hype cycle before and it usually fizzles

Chloe Davis · 1 likes

Fair point, I hadn't thought about it that way

Camila Rocha · 6 likes

Skeptical but curious about scaling Postgres deletes. Anyone got actual numbers or just vibes

Mateo Cruz · 10 likes

Fair point, I hadn't thought about that way

Grace Parker · 3 likes

Been following scaling Postgres deletes since early and teh progress is kinda wild

Kanya Srisai · 6 likes

Thanks, that actually helped a lot

Elif Yılmaz · 0 likes

Can you share more details? Would love to try it

Lina Al Harbi · 1 likes

Saving this thread, scaling Postgres deletes is exactly what I needed to read today

Paolo Garcia · 11 likes

Disagree a bit, but I see where coming from

Mango Otter · 1 likes

thanks, that actually helped a lot

Urban Mango · 1 likes

scaling Postgres deletes be boring in a year and everybody will use it anyway lol

Amelia Hughes · 8 likes

This. Exactly this

Amelia Hughes · 1 likes

Tried something similar last month, the practical results were mixed. Setup was ok but edge cases killed me

Hugo Martin · 3 likes

I'd pay good money to see you debate that with my boss

Valeria López · 0 likes

same here, had the exact same experience

Lucas Silva · 0 likes

my experience with scaling Postgres deletes was mostly positive, but I bet the farm on it yet

Bianca Santos · 2 likes

i'd pay money to see you debate that with my boss

Noah Miller · 0 likes

Funny how scaling Postgres deletes comes up right when I was about it with my coworker

Kanya Srisai · 0 likes

Fair point, hadn't thought about it that way