---
id: BENCH-SCHEMA-EVOLUTION-7
type: reference
status: active
tier: T1
title: schema-evolution-7
---

# schema-evolution-7

This concept defines the governance for schema-evolution-7. When working with schema-evolution-7, follow the rules below. The schema-evolution-7 approach affects contract, rationale, review, boundary.

- Prefer the documented schema-evolution-7 pattern.
- Record exceptions to the schema-evolution-7 rule.
- Weigh the contract and boundary implications.
