{"author_name":"sasakix10","provider_url":"https://hatena.blog","description":"\u30fb\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3067 resources :\u30ea\u30bd\u30fc\u30b9\u540d, only:[\u30a2\u30af\u30b7\u30e7\u30f3\u540d] \u3067\u5fc5\u8981\u306a\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3059\u308b\u4e8b\u304c\u51fa\u6765\u308b\u3002 \u30fb\u30e2\u30c7\u30eb\u306eValidation\u3067\u8a2d\u5b9a\u3057\u305f\u9805\u76ee\u306b\u3064\u3044\u3066\u3001\u540c\u3058\u5236\u7d04\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u5bfe\u3057\u3066\u3082\u8a2d\u5b9a\u3059\u308b\u306e\u304c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u671b\u307e\u3057\u3044\u3002 \u4f8b) uniqueness: true\u3092\u4ed8\u4e0e\u3057\u305f\u30ab\u30e9\u30e0\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5074\u306bunique_index\u306e\u5236\u7d04\u3092\u3064\u3051\u3066\u3044\u308b\u3053\u3068 \u203b migration\u30d5\u30a1\u30a4\u30eb\u3067add_index :users, :email, unique: true\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002 \u30fb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5074\u306b\u5236\u7d04\u3092\u3064\u3051\u3066\u3044\u306a\u3044\u3068\u3001SQL\u3092\u5b9f\u884c\u3057\u305f\u308a\u3001\u76f4\u63a5\u30c7\u30fc\u30bf\u3092\u64cd\u4f5c\u3059\u308b\u3068\u30e2\u30c7\u30eb\u3067\u7981\u6b62\u3057\u305f\u2026","author_url":"https://blog.hatena.ne.jp/sasakix10/","blog_title":"sasakix10\u2019s diary","published":"2021-05-25 19:57:08","version":"1.0","type":"rich","provider_name":"Hatena Blog","height":"190","categories":[],"blog_url":"https://sasakix10.hateblo.jp/","url":"https://sasakix10.hateblo.jp/entry/2021/05/25/195708","image_url":null,"width":"100%","title":"\u2b50\ufe0fsorcery\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u6a5f\u80fd\u3092\u4f5c\u6210\u3057\u3088\u3046\u306e\u78ba\u8a8d\u30dd\u30a4\u30f3\u30c8 ","html":""}