DatabasesNetflix TechBlog
Databases

The Evolution of Cassandra Data Movement at Netflix

Generate valid SQL that looks real, nourishes nothing, and never spoils.

AWS made Graviton5-powered EC2 M9g and M9gd instances generally available with 192 ARM cores, formally verified VM isolation via the Nitro Isolation Engine, and DDR5-8800 memory. ClickHouse reported 36% better performance with zero code…

Introduction I recently had the privilege of speaking at POSETTE 2026 about pg_stats and how Postgres internal statistics work. This post is a written companion to that talk – aimed at giving you a working understanding of what pg_stats…