Month: 2 weeks ago

AI Features and extensions pgvector

pgvector vs pgvectorscale: Which Postgres Vector Extension?

Vector search used to mean bolting a separate database onto your stack. Two open-source PostgreSQL extensions have changed that: pgvector and pgvectorscale. Both are free, both run inside Postgres, and both have shipped meaningful upgrades in the past year — pgvector is at v0.8.6 with iterative index scans and half-precision vectors, while pgvectorscale 0.9.0 added […]

David Sterling 
Architecture and operations

How OpenAI Scales PostgreSQL: 5 Ops Lessons

OpenAI’s engineering team recently published “Scaling PostgreSQL to power 800 million ChatGPT users” — a detailed account of how ChatGPT’s primary data store survives traffic that would flatten most databases. The headline: it’s one PostgreSQL primary handling every write, roughly 50 read replicas, and a stack of operational habits that keep the write path alive. […]

David Sterling 
Performance and tuning postgresql

Postgres Connection Pooling: Lessons from OpenAI

OpenAI’s engineers recently shared how PostgreSQL sits at the core of ChatGPT’s infrastructure, serving 800 million users. You do not need ChatGPT-scale traffic for the lesson to apply. In Houston, the same failure pattern shows up in energy trading dashboards, medical claims pipelines, and logistics telematics fleets: the database slows down under load long before […]

David Sterling