{"published":"2008-01-21 23:28:39","version":"1.0","categories":["Rails"],"author_url":"https://blog.hatena.ne.jp/Fumio/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ffumio-2.hatenadiary.org%2Fentry%2F20080121%2F1200925719\" title=\" - TryOut Blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"db/migrate\u914d\u4e0b\u306b\u3067\u304d\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u7de8\u96c6\u3057\u3066\u3001 \u8ffd\u52a0\u3057\u305f\u3044\u5217\u3092\u8a18\u8f09\u3059\u308b class CreateProducts ActiveRecord::Migration def self.up create_table :products do |t| t.column :title, :string t.column :description, :text t.column :image_url, :string end end def self.down drop_table :products end end \u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b # rake db:migrate admin\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u2026","blog_title":"TryOut Blog","width":"100%","blog_url":"https://fumio-2.hatenadiary.org/","url":"https://fumio-2.hatenadiary.org/entry/20080121/1200925719","type":"rich","image_url":null,"provider_url":"https://hatena.blog","height":"190","provider_name":"Hatena Blog","title":"","author_name":"Fumio"}