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
- First impressions of the new Amazon Nova LLMs (via a new llm-bedrock plugin) - 4th December 2024
- Storing times for human events - 27th November 2024
- Ask questions of SQLite databases and CSV/JSON files in your terminal - 25th November 2024