{"provider_url":"https://hatena.blog","url":"https://tech.actindi.net/2019/05/13/091143","categories":["morishita","Rails","ActiveRecord","ruby"],"version":"1.0","height":"190","width":"100%","blog_url":"https://tech.actindi.net/","author_name":"HeRo","title":"Active Flag\u3067\u52b9\u7387\u7684\u306b\u30d5\u30e9\u30b0\u3092\u5b9f\u88c5\u3059\u308b","image_url":"https://cdn.user.blog.st-hatena.com/default_entry_og_image/153051778/1535593294179794","blog_title":"\u30a2\u30af\u30c8\u30a4\u30f3\u30c7\u30a3\u958b\u767a\u8005\u30d6\u30ed\u30b0","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/HeRo/","published":"2019-05-13 09:11:43","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftech.actindi.net%2F2019%2F05%2F13%2F091143\" title=\"Active Flag\u3067\u52b9\u7387\u7684\u306b\u30d5\u30e9\u30b0\u3092\u5b9f\u88c5\u3059\u308b - \u30a2\u30af\u30c8\u30a4\u30f3\u30c7\u30a3\u958b\u767a\u8005\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"morishita\u3067\u3059\u3002 \u4eca\u56de\u306fActive Flag\u3068\u3044\u3046Gem\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002 \u3053\u306eGem\u306fActiveRecord\u306e\u30e2\u30c7\u30eb\u3067BIt Array\u306a\u30ab\u30e9\u30e0\u3092\u6271\u3044\u3084\u3059\u304f\u3057\u3066\u304f\u308c\u307e\u3059\u3002 github.com \u3053\u3046\u3044\u3046\u8981\u4ef6\u3063\u3066\u3042\u308a\u307e\u3059\u3088\u306d\uff1f ON/OFF\u3067\u304d\u308b\u30e6\u30fc\u30b6\u8a2d\u5b9a\u3092\u305f\u304f\u3055\u3093\u6301\u305f\u305b\u305f\u3044 \u9078\u629e\u80a2\u3092\u8907\u6570\u9078\u629e\u3067\u304d\u308b\u9078\u629e\u9805\u76ee\u3092\u6301\u305f\u305b\u305f\u3044 \u3053\u308c\u3089\u3092DB\u306b\u4fdd\u5b58\u3067\u304d\u308b\u3088\u3046\u306b\u5b9f\u73fe\u3059\u308b\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u5b9f\u88c5\u3092\u3059\u308b\u3067\u3057\u3087\u3046\u304b\uff1f \u524d\u8005\u306e\u5834\u5408\u3001\u7d20\u6734\u306b\u5b9f\u88c5\u3059\u308b\u3068Boolean\u3092\u683c\u7d0d\u3059\u308b\u5c5e\u6027\u3092\u8a2d\u5b9a\u9805\u76ee\u5206\u3060\u3051\u4f5c\u308b\u65b9\u6cd5\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002 1\u3064\u3001\uff12\u3064\u306e\u9805\u76ee\u306a\u3089\u305d\u308c\u3067\u3082\u3044\u3044\u3067\u3057\u3087\u3046\u3002 \u3067\u3082\u305d\u308c\u4ee5\u4e0a\u306b\u306a\u308b\u3068\u3001\u30c6\u30fc\u30d6\u30eb\u306e\u30ab\u30e9\u30e0\u304c\u3084\u305f\u3089\u5897\u3048\u3066\u2026","type":"rich"}