{"id":108502,"date":"2024-03-22T14:12:57","date_gmt":"2024-03-22T05:12:57","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/django%e3%81%aeforeignkey%e3%81%a7%e3%83%95%e3%82%a3%e3%83%bc%e3%83%ab%e3%83%89%e3%82%92%e6%8c%87%e5%ae%9a%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/"},"modified":"2024-04-05T04:14:12","modified_gmt":"2024-04-04T19:14:12","slug":"django%e3%81%aeforeignkey%e3%81%a7%e3%83%95%e3%82%a3%e3%83%bc%e3%83%ab%e3%83%89%e3%82%92%e6%8c%87%e5%ae%9a%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/django%e3%81%aeforeignkey%e3%81%a7%e3%83%95%e3%82%a3%e3%83%bc%e3%83%ab%e3%83%89%e3%82%92%e6%8c%87%e5%ae%9a%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","title":{"rendered":"Django\u306eForeignKey\u3067\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u6307\u5b9a\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<p>Django\u3067\u306f\u3001ForeignKey\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u7528\u3044\u3066\u5916\u90e8\u30ad\u30fc\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u53ef\u80fd\u3067\u3001to_field\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u95a2\u9023\u4ed8\u3051\u308b\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u6307\u5b9a\u3067\u304d\u308b\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001\u30e2\u30c7\u30eb Model1 \u3068 Model2 \u304c\u3042\u308a\u3001Model1 \u306b Model2 \u306e field_name \u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u53c2\u7167\u3059\u308b\u5916\u90e8\u30ad\u30fc \u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u4f5c\u6210\u3059\u308b\u5834\u5408\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">Model1<\/span>(models.Model):\r\n    foreign_key = models.ForeignKey(Model2, on_delete=models.CASCADE, to_field=<span class=\"hljs-string\">'field_name'<\/span>)\r\n<\/code><\/pre>\n<p>\u4e0a\u306e\u30b5\u30f3\u30d7\u30eb\u306b\u304a\u3044\u3066\u3001to_field=&#8217;field_name&#8217;\u306fModel1\u306eForeign key\u30ab\u30e9\u30e0\u3092Model2\u306efield_name\u30ab\u30e9\u30e0\u3068\u95a2\u9023\u4ed8\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Django\u3067\u306f\u3001ForeignKey\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u7528\u3044\u3066\u5916\u90e8\u30ad\u30fc\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u53ef\u80fd\u3067\u3001to_field\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u95a2\u9023\u4ed8\u3051\u308b\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u6307\u5b9a\u3067\u304d\u308b\u3002 \u4f8b\u3048\u3070\u3001\u30e2\u30c7\u30eb Model1 \u3068 Model2 \u304c\u3042\u308a\u3001Mode [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-108502","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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