1st February 2018 - Link Blog
How the Citus distributed database rebalances your data. Citus is a fascinating implementation of database sharding built on top of PostgreSQL primitives. PostgreSQL 10 introduced extremely flexible logical replication—in this post Craig Kerstiens explains how Citus use this new ability to re-balance shards (e.g. when you move from two to four physical PostgreSQL nodes) without downtime.
Recent articles
- I vibe coded my dream macOS presentation app - 25th February 2026
- Writing about Agentic Engineering Patterns - 23rd February 2026
- Adding TILs, releases, museums, tools and research to my blog - 20th February 2026