dotnet-cqrs/docs/best-practices/event-design.md

Event Design

Event versioning and schema evolution.

Best Practices

✅ DO

• Use past tense names (OrderPlaced)
• Include event version
• Make events immutable
• Include correlation IDs
• Document event schema

❌ DON'T

• Don't change event structure
• Don't delete old events
• Don't use present tense
• Don't skip versioning

See Also

• Best Practices Overview
• Events Documentation