{"categories":["\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"published":"2008-02-24 09:37:02","author_url":"https://blog.hatena.ne.jp/piro_suke/","url":"https://blog.honjala.net/entry/blog/2008/02/24/200802241203813422/","version":"1.0","blog_url":"https://blog.honjala.net/","description":"django\u306e\u30e2\u30c7\u30eb\u3067TextField\u30af\u30e9\u30b9\u578b\u306b\u3057\u305f\u30d5\u30a3\u30fc\u30eb\u30c9\u306bunique=True\u8a2d\u5b9a\u3092\u884c\u3046\u3068\u3001 \u300clength\u304c\u6307\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u300d\u3068\u3044\u3046\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u3002 \u8a66\u3057\u306blength\u3084\u3089max_length\u3084\u3089\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u3064\u3051\u3066\u307f\u305f\u304c\u3001\u4eca\u5ea6\u306f \u300c\u305d\u306e\u3088\u3046\u306a\u5c5e\u6027\u306f\u3042\u308a\u307e\u305b\u3093\u300d\u3068\u3044\u3046\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3002 \u5225\u9014CharField\u3067unique=True\u306a\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u7528\u610f\u3057\u3066\u3001TextField\u306e\u5185\u5bb9\u3092MD5\u5316\u3057\u3066 \u304a\u304f\u3068\u304b\u3001\u305d\u3046\u3044\u3046\u65b9\u6cd5\u3092\u3068\u308b\u3079\u304d\u306a\u306e\u304b\u306a\uff1fUnique\u3068\u306f\u3061\u3087\u3063\u3068\u3061\u304c\u3046\u3051\u3069\u3002","height":"190","width":"100%","image_url":null,"title":"TextField\u3092Unique\u306b\u3057\u305f\u3044\u5834\u5408","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","blog_title":"\u307b\u3093\u3058\u3083\u30fc\u306d\u3063\u3068","author_name":"piro_suke","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.honjala.net%2Fentry%2Fblog%2F2008%2F02%2F24%2F200802241203813422%2F\" title=\"TextField\u3092Unique\u306b\u3057\u305f\u3044\u5834\u5408 - \u307b\u3093\u3058\u3083\u30fc\u306d\u3063\u3068\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}