
1. What it is about This investigation began as a performance comparison for different memory allocators. However, during benchmarking, I discovered unexpected effects deserving a more detailed explanation. I hope you find these findings…

PostgreSQL's hot_standby switch transforms a spare server into a readable replica, but the real tuning work happens elsewhere.

Percona Server for MongoDB 8.3 is available today as a Technical Preview. It is not for production. It is for your lab, your staging cluster, and your benchmark harness – and for sharing with us what works and what does not. Especially if…
Most production vector queries are not simple nearest-neighbor searches. Rarely is the query to return "the 10 most similar documents in the entire table." Typically, it's something closer to: find the 10 most similar documents in the…