{"width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.kyanny.me%2Fentry%2F2016%2F11%2F29%2F032749\" title=\"MongoMapper \u3067 one association \u3092\u6301\u3064\u30e2\u30c7\u30eb\u3092 STI \u3059\u308b\u3068\u304d\u306f one association \u3092 :foreign_key \u30aa\u30d7\u30b7\u30e7\u30f3\u4ed8\u304d\u3067\u518d\u5b9a\u7fa9\u3059\u308b - @kyanny&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://blog.kyanny.me/","description":"\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3057\u3066\u3001 User \u3092\u7d99\u627f\u3057\u305f WrapUser \u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c one \u30a2\u30bd\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u306e\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u3092\u3059\u308b\u3068\u95a2\u9023\u30e2\u30c7\u30eb\u3067\u306f\u306a\u304f nil \u304c\u8fd4\u308b\u3001\u3068\u3044\u3046\u306e\u3067\u5c11\u3057\u30cf\u30de\u3063\u305f\u3002 class User include MongoMapper::Document one :membership end class Membership include MongoMapper::Document belongs_to :user end class WrapUser < User end \u60aa\u3044\u5b9f\u88c5\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3068\u5b9f\u884c\u7d50\u679c: https://gist.github.com/k\u2026","title":"MongoMapper \u3067 one association \u3092\u6301\u3064\u30e2\u30c7\u30eb\u3092 STI \u3059\u308b\u3068\u304d\u306f one association \u3092 :foreign_key \u30aa\u30d7\u30b7\u30e7\u30f3\u4ed8\u304d\u3067\u518d\u5b9a\u7fa9\u3059\u308b","height":"190","author_url":"https://blog.hatena.ne.jp/a666666/","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","blog_title":"@kyanny's blog","type":"rich","categories":[],"image_url":null,"published":"2016-11-29 03:27:49","author_name":"a666666","version":"1.0","url":"https://blog.kyanny.me/entry/2016/11/29/032749"}