{"url":"https://ayaketan.hatenablog.com/entry/2014/02/03/211218","width":"100%","type":"rich","height":"190","author_name":"ayaketan","blog_title":"ayaketan\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u52c9\u5f37\u65e5\u8a18","description":"ActiveRecord\u3092\u7c21\u6f54\u306b\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u308bscope\u306e\u30e1\u30e2\u3002 scope\u306e\u5b9a\u7fa9 class User < ActiveRecord::Base scope :created_before, ->(datetime) { where(\"created_at < ?\", datetime) } end scope\u306f\u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9\u306e\u3088\u3046\u306b\u3082\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30e1\u30bd\u30c3\u30c9\u306e\u3088\u3046\u306b\u3082\u4f7f\u3048\u308b\u3002 # \u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9\u306e\u3088\u3046\u306b\u4f7f\u3046 User.created_before(DateTime.now) # \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30e1\u30bd\u30c3\u30c9\u306e\u3088\u3046\u306b\u4f7f\u3046 user.created_before(DateTime.now) scope\u2026","image_url":null,"categories":["Ruby"],"version":"1.0","published":"2014-02-03 21:12:18","title":"Rails4 scope\u3067ActiveRecord\u3092\u7c21\u6f54\u306b","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/ayaketan/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fayaketan.hatenablog.com%2Fentry%2F2014%2F02%2F03%2F211218\" title=\"Rails4 scope\u3067ActiveRecord\u3092\u7c21\u6f54\u306b - ayaketan\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u52c9\u5f37\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","blog_url":"https://ayaketan.hatenablog.com/"}