{"width":"100%","categories":["RoR"],"image_url":null,"title":" Rails 3.0 \u306e \u30ec\u30b3\u30fc\u30c9\u53d6\u5f97\u8fd4\u308a\u5024","url":"https://next49.hatenadiary.jp/entry/20101026/p2","author_url":"https://blog.hatena.ne.jp/next49/","type":"rich","author_name":"next49","published":"2010-10-26 00:00:01","provider_name":"Hatena Blog","description":"\u682a\u5f0f\u4f1a\u793e\u30a6\u30b5\u30ae\u30a3wiki\uff1aruby/rails/RailsGuides\u3092\u3086\u3063\u304f\u308a\u548c\u8a33\u3057\u3066\u307f\u305f\u3088/Active Record Query Interface\u306b\u3088\u308c\u3070\u3001Rails 3.0\u304b\u3089\u5c0e\u5165\u3055\u308c\u305f\u30ec\u30b3\u30fc\u30c9\u53d6\u5f97\u30e1\u30bd\u30c3\u30c9 where, select, group, order, limit, offset, joins, includes, lock, readonly, from \u306e\u8fd4\u308a\u5024\u306fActiveRecord::Relation \u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3002Ruby on Rails API\u306b\u3088\u308c\u3070\u3001\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3067\u304d\u306a\u304b\u3063\u305f\u3068\u304d\u306f\u3001ActiveRecord::Relation.empty? \u306f tr\u2026","height":"190","blog_url":"https://next49.hatenadiary.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnext49.hatenadiary.jp%2Fentry%2F20101026%2Fp2\" title=\" Rails 3.0 \u306e \u30ec\u30b3\u30fc\u30c9\u53d6\u5f97\u8fd4\u308a\u5024 - \u767a\u58f0\u7df4\u7fd2\" 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_title":"\u767a\u58f0\u7df4\u7fd2","version":"1.0"}