{"url":"https://atasatamatara.hatenablog.jp/entry/20120730/1343650783","description":"\u81ea\u5df1\u8cac\u4efb\u3067 \u3042\u3063\u3066\u308b\u304b\u691c\u8a3c\u3057\u3088\u3046\u3068\u3057\u3066\u7c21\u5358\u306aModel\u3064\u304f\u308d\u3046\u3068\u3057\u305f\u3051\u3069\u306a\u3093\u304b\u3046\u307e\u304f\u3044\u304b\u306a\u3044\u304b\u3089\u30e1\u30e2\u304c\u304d ForeignKey\u306f1:N\u306a\u306e\u306f\u77e5\u3063\u3066\u308b BlogModel\u304c1\u3068\u3057\u3066EntryModel\u304cN\u306a\u3089EntryModel\u306bForeignKey\u3092\u306f\u308b \u3053\u306e\u5834\u5408 blog.entrymodel_set \u3067\u30af\u30a8\u30ea\u30bb\u30c3\u30c8\u304c\u3068\u308c\u308b model\u3092\u5c0f\u6587\u5b57\u3067\u3001 _set \u3092\u3064\u3051\u308b\u3002_set\u304c\u3064\u3044\u3066\u3044\u308b\u307b\u3046\u304cN\u3067\u3042\u308b filter\u306e\u8907\u5408 \u666e\u901a\u306b\u30c1\u30a7\u30a4\u30f3\u3059\u308b\u306a\u3089 ObjModel.objects.filter(name=name).filter(user=user)\u3068\u304b\u3067\u304d\u308b \u8907\u5408\u3059\u308b\u5834\u5408\u306f ObjMode\u2026","type":"rich","categories":["Django"],"published":"2012-07-30 21:19:43","author_name":"atasatamatara","blog_url":"https://atasatamatara.hatenablog.jp/","version":"1.0","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fatasatamatara.hatenablog.jp%2Fentry%2F20120730%2F1343650783\" title=\"ForeignKey\u3068filter\u306e\u30e1\u30e2 - \u61a7\u308c\u99c6\u52d5\u958b\u767a\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","width":"100%","height":"190","title":"ForeignKey\u3068filter\u306e\u30e1\u30e2","blog_title":"\u61a7\u308c\u99c6\u52d5\u958b\u767a","author_url":"https://blog.hatena.ne.jp/atasatamatara/","image_url":"http://a0.twimg.com/profile_images/2379431088/vl1zan7p9yz8nvb5n4dm_normal.jpeg"}