{"published":"2017-08-31 22:41:51","provider_name":"Hatena Blog","url":"https://ramka.hateblo.jp/entry/2017/08/31/224151","image_url":null,"author_url":"https://blog.hatena.ne.jp/ramka/","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Framka.hateblo.jp%2Fentry%2F2017%2F08%2F31%2F224151\" title=\"DB\u306e\u4e26\u3073\u3092\u964d\u9806\u306b\u3059\u308b - ramka\u306e\u671d\u3054\u306f\u3093\u306f\u30d4\u30fc\u30ca\u30c3\u30c4\u30d1\u30f3\" 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":"ramka\u306e\u671d\u3054\u306f\u3093\u306f\u30d4\u30fc\u30ca\u30c3\u30c4\u30d1\u30f3","author_name":"ramka","title":"DB\u306e\u4e26\u3073\u3092\u964d\u9806\u306b\u3059\u308b","blog_url":"https://ramka.hateblo.jp/","categories":["Rails"],"provider_url":"https://hatena.blog","type":"rich","version":"1.0","height":"190","description":"\u964d\u9806\u3068\u3044\u3046\u306e\u306f\u3001\u3060\u3093\u3060\u3093\u5c0f\u3055\u304f\u306a\u308b\u9806\u756a\u306e\u3053\u3068\u3067\u3059\u306d\u65e5\u8a18\u3084\u3001\u30cb\u30e5\u30fc\u30b9\u306e\u3088\u3046\u306b\u3001\u65e5\u4ed8\u304c\u65b0\u3057\u3044\u3082\u306e\u307b\u3069\u4e0a\u306b\u306a\u308bDB\u306b\u8a2d\u5b9a\u3057\u3066\u3042\u3052\u305f\u3044\u3067\u3059\u691c\u7d22\u3057\u305f\u3089\u3067\u3066\u304d\u307e\u3057\u305f \u3084\u3063\u3071\u308a\u305d\u3046\u3044\u3046\u3053\u3068\u3082\u3067\u304d\u308b\u3093\u3067\u3059\u306d\u3063\u3066\u611f\u3058\u3067\u3059\u30e2\u30c7\u30eb\u914d\u4e0b\u306e\u30af\u30e9\u30b9\u306b\u8a2d\u5b9a\u3059\u308b\u3060\u3051\u3067\u3001DB\u304c\u964d\u9806\u306b\u306a\u308a\u307e\u3057\u305f\u3059\u3054\u3044\u3067\u3059\u306d class Map < ActiveRecord::Base default_scope -> { order(created_at: :desc) } end"}