Database Migration Patterns
Safe, reversible database schema changes for production systems.
When to Activate
- Creating or altering database tables, columns, or indexes
- Running data migrations (backfill, transform)
- Planning zero-downtime schema changes
- Setting up migration tooling for a new project
- User asks for "migration", "schema change", or "database change"
Core Principles
- Every change is a migration — Never alter production databases manually; always use versio
[Description truncada. Veja o README completo no GitHub.]