{"provider_name":"Hatena Blog","image_url":null,"title":"Rails.cache\u306e\u843d\u3068\u3057\u7a74","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwaterlow2013.hatenablog.com%2Fentry%2F2018%2F01%2F17%2F005335\" title=\"Rails.cache\u306e\u843d\u3068\u3057\u7a74 - blog.waterlow.work\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","author_url":"https://blog.hatena.ne.jp/waterlow2013/","categories":[],"provider_url":"https://hatena.blog","height":"190","author_name":"waterlow2013","version":"1.0","description":"\u306f\u3058\u3081\u306b \u4ed5\u4e8b\u3067\u958b\u767a\u3092\u3057\u3066\u3044\u305f\u6240\u3001\u30b3\u30fc\u30c9\u3092\u52d5\u304b\u3057\u3066\u3044\u3066\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u308b\u3079\u304d\u3068\u3053\u308d\u304c\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u306a\u3044\u3053\u3068\u304c\u3042\u3063\u305f\u306e\u3067\u30e1\u30e2\u3002 \u7d50\u8ad6 \u30e2\u30c7\u30eb\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u6642\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u3066\u3082\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u306a\u3044\u3002 @users = Rails.cache.fetch('user_all') do User.all end \u306a\u305c\u304b ActiveRecord \u306f\u8a55\u4fa1\u3092\u9045\u5ef6\u3055\u305b\u307e\u3059\u3002@users = User.all\u3068\u3057\u3066\u3082\u3059\u3050\u306bSQL\u304c\u767a\u884c\u3055\u308c\u308b\u3053\u3068\u306f\u306a\u304f@users.each\u306a\u3069\u767a\u884c\u3059\u308b\u30af\u30a8\u30ea\u304c\u6c7a\u307e\u3063\u305f\u6bb5\u968e\u3067\u30af\u30a8\u30ea\u767a\u884c\u3055\u308c\u308b\u308f\u3051\u3067\u3059\u3002 \u7d50\u8ad6\u306b\u66f8\u3044\u305f\u30b1\u30fc\u30b9\u3060\u3068User::ActiveRecord_Relation\u306e\u2026","blog_title":"blog.waterlow.work","blog_url":"https://waterlow2013.hatenablog.com/","url":"https://waterlow2013.hatenablog.com/entry/2018/01/17/005335","published":"2018-01-17 00:53:35"}