Tag: #expand-contract
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 1 posts
The Expand-Contract Pattern — The Right Way to Change Schemas with Zero Downtime
A thorough walkthrough of the Expand-Contract pattern, the standard technique for changing a live database schema without downtime. We cover per-scenario SQL for adding columns, renaming, dropping, and adding constraints
2026-06-16 · 15 min read #database#migration#zero-downtime#expand-contract#reliability