## Correctness Risks

- {{schema element / migration: defect, e.g. nullability mismatch with API contract}}

<!-- If none, replace section with the literal: -->
<!-- Correctness Risks: none -->

## Migration Safety Risks

- {{migration file: lock risk, irreversibility, missing backfill, ordering}}

<!-- If none: Migration Safety Risks: none -->

## Performance Risks

- {{schema element / migration: missing index, table-scan risk, hot-table lock}}

<!-- If none: Performance Risks: none -->