Yii migrations
Host: Yii Yii3 (yiisoft/*); Yii2 brownfield (PHP ≥ 8.2 (Yii3)) · Researched 2026-08
One-shot:/apply/yii.full.md· Short:/yii
Cycle migrations (Yii3) or Yii2 migrations per module path.
- Own tables per BC
- Avoid cross-module FKs for business coupling
- Technical migration tables stay out of Domain