{"image_url":"https://images-fe.ssl-images-amazon.com/images/I/41phIUacMgL._SL160_.jpg","title":"Ruby on Rails 5 \u306e ActiveRecord\u3084migration \u3067 id \u3092 string \u578b\u306b\u3057\u305f\u3044\u3068\u304d\u3001\u30c6\u30fc\u30d6\u30eb\u540d\u3092\u8907\u6570\u5f62\u3058\u3083\u306a\u304f\u3066\u5358\u6570\u5f62\u306b\u3057\u305f\u3044\u3068\u304d","author_url":"https://blog.hatena.ne.jp/yoshiki_utakata/","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","height":"190","type":"rich","url":"https://www.utakata.work/entry/20180816/1534383542","description":"\u3082\u304f\u3058 \u3082\u304f\u3058 migration\u306e\u3068\u304d\u306bstring\u578b\u306eid\u3092\u4f7f\u3044\u305f\u3044\u3068\u304d \u30c6\u30fc\u30d6\u30eb\u540d\u3092\u5358\u6570\u5f62\u306b\u3057\u305f\u3044\u5834\u5408 \u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3 ActiveRecord migration\u306e\u3068\u304d\u306bstring\u578b\u306eid\u3092\u4f7f\u3044\u305f\u3044\u3068\u304d Ruby on Rails \u3067 rails generate migration <\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30af\u30e9\u30b9\u540d> \u3063\u3066\u3057\u305f\u3042\u3068\u306b\u30d5\u30a1\u30a4\u30eb\u306b\u30c6\u30fc\u30d6\u30eb\u5b9a\u7fa9\u3092\u66f8\u3044\u3066\u3044\u304f\u4e8b\u3092\u8003\u3048\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u307e\u307e\u3060\u3068int\u578b\u3067auto increment\u304b\u3064primary key\u306aid\u3068\u3044\u3046\u5c5e\u6027\u304c\u52dd\u624b\u306b\u8ffd\u52a0\u3055\u308c\u307e\u3059\u304c\u3001\u5fc5\u305a\u3057\u3082\u305d\u306e\u3088\u3046\u306aid\u3092\u4f7f\u3044\u305f\u304f\u306a\u3044\u5834\u5408\u3082\u3042\u308b\u3067\u3057\u3087\u3046\u3002\u4f8b\u3048\u3070\u3001string\u2026","categories":["Ruby on Rails","Ruby","\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30fb\u958b\u767a"],"author_name":"yoshiki_utakata","width":"100%","published":"2018-08-16 10:39:02","blog_url":"https://www.utakata.work/","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.utakata.work%2Fentry%2F20180816%2F1534383542\" title=\"Ruby on Rails 5 \u306e ActiveRecord\u3084migration \u3067 id \u3092 string \u578b\u306b\u3057\u305f\u3044\u3068\u304d\u3001\u30c6\u30fc\u30d6\u30eb\u540d\u3092\u8907\u6570\u5f62\u3058\u3083\u306a\u304f\u3066\u5358\u6570\u5f62\u306b\u3057\u305f\u3044\u3068\u304d - \u732b\u3067\u3082\u308f\u304b\u308bWeb\u958b\u767a\u30fb\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"\u732b\u3067\u3082\u308f\u304b\u308bWeb\u958b\u767a\u30fb\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"}