{"title":"Rails \u306eDB\u64cd\u4f5c\u30b3\u30de\u30f3\u30c9\u5165\u9580\uff1adb:create \u304b\u3089 db:migrate \u307e\u3067","published":"2026-05-18 20:02:32","categories":["Ruby","Rails"],"provider_url":"https://hatena.blog","blog_url":"https://tech.fun-toy-life.com/","blog_title":"Engineering Tech Dojo","provider_name":"Hatena Blog","width":"100%","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftech.fun-toy-life.com%2Fentry%2F2026%2F05%2F18%2F200232\" title=\"Rails \u306eDB\u64cd\u4f5c\u30b3\u30de\u30f3\u30c9\u5165\u9580\uff1adb:create \u304b\u3089 db:migrate \u307e\u3067 - Engineering Tech Dojo\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/plarail_hangout/","description":"Rails \u306eDB\u64cd\u4f5c\u30b3\u30de\u30f3\u30c9\u5165\u9580\uff1adb:create \u304b\u3089 db:migrate \u307e\u3067 \u306f\u3058\u3081\u306b Rails\u3092\u4f7f\u3044\u59cb\u3081\u308b\u3068\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c\u306e\u30b3\u30de\u30f3\u30c9\u304c\u591a\u304f\u3066\u6df7\u4e71\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002 db:migrate \u3068 db:schema:load \u306e\u9055\u3044\u304c\u308f\u304b\u3089\u306a\u3044 db:reset \u3068 db:migrate:reset \u306f\u4f55\u304c\u9055\u3046\u306e\uff1f \u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u9593\u9055\u3048\u305f\u3068\u304d\u3069\u3046\u3084\u3063\u3066\u623b\u3059\uff1f \u3053\u306e\u8a18\u4e8b\u3067\u306f Rails \u306eDB\u30b3\u30de\u30f3\u30c9\u3092\u7528\u9014\u5225\u306b\u307e\u3068\u3081\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002 \u524d\u63d0\uff1aRails\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u5b9a \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u63a5\u7d9a\u60c5\u5831\u306f config/database.yml \u306b\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002 default: &de\u2026","author_name":"plarail_hangout","version":"1.0","height":"190","type":"rich","url":"https://tech.fun-toy-life.com/entry/2026/05/18/200232"}