schema-evolution

2 articles

Diagram showing producer and consumer compatibility across event schema versions

Evolving Event Schemas Without Breaking Consumers

How to add fields, rename properties, and restructure events in async systems without coordinating deployments or silently breaking downstream consumers.

Jul 25, 2026·4 min read

A database migration timeline showing expand phase adding new columns while old and new application versions coexist

Backend

Database Migrations Without Downtime in Production

Execute schema migrations on production databases without downtime using expand-contract patterns, backward-compatible changes, blue-green data strategies, and migration safety checks that prevent data loss and application errors.

Nov 11, 2025·4 min read

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