Ruby on Rails 實戰聖經 | ActiveRecord 資料表操作

All problems in computer science can be solved by another level of indirection(abstraction) - David Wheeler …except for the problem of too many layers of indirection. - Kevlin Henney’s corollary ActiveRecord 是 Rails 的 ORM 元件，負責與資料庫溝通，讓我們可以用 ...

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