{"type":"rich","author_name":"precena_engineer","published":"2023-03-22 16:06:00","title":"Rails Migration\u30c1\u30fc\u30c8\u30b7\u30fc\u30c8","height":"190","author_url":"https://blog.hatena.ne.jp/precena_engineer/","categories":["\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a","\u30d0\u30c3\u30af\u30a8\u30f3\u30c9","Ruby on Rails"],"url":"https://tech-book.precena.co.jp/entry/software/backend/ruby-on-rails/rails-migration-cheat-sheet","blog_url":"https://tech-book.precena.co.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftech-book.precena.co.jp%2Fentry%2Fsoftware%2Fbackend%2Fruby-on-rails%2Frails-migration-cheat-sheet\" title=\"Rails Migration\u30c1\u30fc\u30c8\u30b7\u30fc\u30c8 - Precena Tech Book\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"Rails\u6b74\u304c\u9577\u3044\u4eba\u3067\u3082\u3001\u610f\u5916\u3068migration\u306e\u8ffd\u52a0\u7528\u306e\u30b3\u30de\u30f3\u30c9\u3092\u899a\u3048\u3066\u3044\u3089\u308c\u305a\u3001\u6bce\u56de\u8abf\u3079\u3066\u3044\u3066\u3044\u308b\u306e\u3067\u3001\u5b9f\u88c5\u3067\u4f7f\u3063\u305f\u3082\u306e\u30fb\u4f7f\u3044\u305d\u3046\u306a\u3082\u306e\u3092\u5c11\u3057\u305a\u3064\u8ffd\u52a0\u3057\u3066\u3044\u307e\u3059\u3002 \u3053\u306e\u8a18\u4e8b\u306f\u5b9a\u671f\u7684\u306b\u5185\u5bb9\u304c\u8ffd\u52a0\u3055\u308c\u308b\u4e88\u5b9a\u3067\u3059\u3002 \u3088\u304f\u4f7f\u3046\u30d1\u30bf\u30fc\u30f3 \u7a7a\u306e\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3059\u308b \u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u540d\u524d\u3092\u6307\u5b9a\u3057\u306a\u304c\u3089rails generate \u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u307e\u3059\u3002 % rails g migration AddXXXXsToSomeRecords \u7279\u5b9a\u306e\u578b\u306e\u30ab\u30e9\u30e0\u3092\u65e2\u5b58\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u8ffd\u52a0\u3059\u308b \u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30b3\u30de\u30f3\u30c9\u3067\u30ab\u30e9\u30e0\u3068\u578b\u3092\u6307\u5b9a\u3059\u308b\uff08YYY \u306f\u30c6\u30fc\u30d6\u30eb\u540d\uff09\u304b\u3001 $ rails g m\u2026","version":"1.0","width":"100%","provider_url":"https://hatena.blog","image_url":null,"blog_title":"Precena Tech Book","provider_name":"Hatena Blog"}