為什麼所有的應用程式遷移都應該是漸進式的？Vercel 談漸進式遷移的最佳實踐
Original: Why all application migrations should be incremental
In the field of software engineering, system migrations have always been considered high-risk undertakings. In this blog post, Vercel dives…
Vercel 指出傳統的「一次性大改版」遷移風險極高。透過「漸進式遷移」，開發團隊可以利用 Next.js Rewrites、Edge Middleware 與 Multi-zones 等工具，逐步將流量從舊系統引導至新系統。這種做法能顯著降低部署風險，並確保用戶在整個遷移過程中持續獲得價值。
In the field of software engineering, system migrations have always been considered high-risk undertakings. In this blog post, Vercel dives deep into why "Big Bang Migrations" — attempting to replace everything all at once — typically end in failure, and makes a strong case for "Incremental Migrations" as the best practice for upgrading modern web applications.
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