osyo-manga https://blog.hatena.ne.jp/osyo-manga/ Secret Garden(Instrumental) https://secret-garden.hatenablog.com/ Ruby Rails で default_scope を複数定義した場合、『両方の default_scope 』が適用されます。 class Article < ActiveRecord::Base default_scope { where(published: true) } default_scope { where(rating: 'G') } end Article.all # => SELECT * FROM articles WHERE published = true AND rating = 'G' 最近 default_scope を使い始めましたけど便利ですね。 みんなもどんどん… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsecret-garden.hatenablog.com%2Fentry%2F2019%2F02%2F14%2F214854" title="Rails で default_scope を複数定義すると… - Secret Garden(Instrumental)" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2019-02-14 21:48:54 rich https://secret-garden.hatenablog.com/entry/2019/02/14/214854 1.0 100%