{"author_url":"https://blog.hatena.ne.jp/karlley_jp/","published":"2023-12-07 10:10:49","categories":["Rails"],"url":"https://karlley.hatenablog.jp/entry/2023/12/07/101049","blog_url":"https://karlley.hatenablog.jp/","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkarlley.hatenablog.jp%2Fentry%2F2023%2F12%2F07%2F101049\" title=\"Rails\u306e\u30dd\u30ea\u30e2\u30fc\u30d5\u30a3\u30c3\u30af\u95a2\u9023\u4ed8\u3051\u306b\u3064\u3044\u3066 - \u6642\u3005\u3068\u304a\u307e\u308f\u308a\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"version":"1.0","provider_name":"Hatena Blog","height":"190","blog_title":"\u6642\u3005\u3068\u304a\u307e\u308f\u308a","type":"rich","author_name":"karlley_jp","description":"\u30dd\u30ea\u30e2\u30fc\u30d5\u30a3\u30c3\u30af\u3068\u306f 1\u3064\u306e\u30e2\u30c7\u30eb\u304c\u4ed6\u306e\u8907\u6570\u306e\u30e2\u30c7\u30eb\u306b\u5c5e\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u30011\u3064\u306e\u95a2\u9023\u4ed8\u3051\u3060\u3051\u3067\u8868\u73fe\u3067\u304d\u307e\u3059\u3002 \u4e00\u3064\u306e\u30e2\u30c7\u30eb\u3092\u540c\u3058\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u6301\u3063\u305f\u3082\u306e\u304c\u6271\u3046\uff08\u30c0\u30c3\u30af\u30bf\u30a4\u30d4\u30f3\u30b0\u3059\u308b\uff09 \u30dd\u30ea\u30e2\u30fc\u30d5\u30a3\u30c3\u30af\u3068\u306f1\u3064\u306e\u30e2\u30c7\u30eb\u3067\u95a2\u9023\u4ed8\u3044\u305f\u8907\u6570\u306e\u30e2\u30c7\u30eb\u306e\u51e6\u7406\u3092\u5171\u901a\u5316\u3059\u308b\u3053\u3068\u3067\u3059\u3002 \u5b9f\u88c5\u4f8b \u4f8b) \u672c(Book)\u3001\u65e5\u5831(Report)\u304b\u3089\u30b3\u30e1\u30f3\u30c8(Comment)\u3092\u4f5c\u6210\u3059\u308b \u89aa\u30e2\u30c7\u30eb Book has_many :comments Report has_many :comments \u5b50\u30e2\u30c7\u30eb Comment belongs_to :book <- \u30dd\u30ea\u30e2\u30fc\u30d5\u30a3\u30c3\u30af\u3067\u5171\u901a\u5316 belongs_to :repor\u2026","width":"100%","title":"Rails\u306e\u30dd\u30ea\u30e2\u30fc\u30d5\u30a3\u30c3\u30af\u95a2\u9023\u4ed8\u3051\u306b\u3064\u3044\u3066"}