{"id":204138,"date":"2025-05-29T10:29:51","date_gmt":"2025-05-29T02:29:51","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204138\/"},"modified":"2025-05-29T10:29:51","modified_gmt":"2025-05-29T02:29:51","slug":"django%e6%a8%a1%e5%9e%8b%e7%bb%a7%e6%89%bf%e6%8a%a5%e9%94%99%ef%bc%9a%e5%ad%90%e7%b1%bb%e6%a8%a1%e5%9e%8b%e6%8f%90%e7%a4%ba%e5%bd%93%e5%89%8d%e7%b1%bb%e6%b2%a1%e6%9c%89%e5%bc%95%e5%85%a5model","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204138\/","title":{"rendered":"Django\u6a21\u578b\u7ee7\u627f\u62a5\u9519\uff1a\u5b50\u7c7b\u6a21\u578b\u63d0\u793a\u201c\u5f53\u524d\u7c7b\u6ca1\u6709\u5f15\u5165models\u201d\u600e\u4e48\u529e\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Django\u6a21\u578b\u7ee7\u627f\u62a5\u9519\uff1a\u5b50\u7c7b\u6a21\u578b\u63d0\u793a\u201c\u5f53\u524d\u7c7b\u6ca1\u6709\u5f15\u5165models\u201d\u600e\u4e48\u529e\uff1f<\/h1>\n<p>\u6765\u5230\u7684\u5927\u5bb6\uff0c\u76f8\u4fe1\u90fd\u662f\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5e0c\u671b\u5728\u8fd9\u91cc\u5b66\u4e60\u6587\u7ae0\u76f8\u5173\u7f16\u7a0b\u77e5\u8bc6\u3002\u4e0b\u9762\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u5e26\u5927\u5bb6\u804a\u804a\u300aDjango\u6a21\u578b\u7ee7\u627f\u62a5\u9519\uff1a\u5b50\u7c7b\u6a21\u578b\u63d0\u793a\u201c\u5f53\u524d\u7c7b\u6ca1\u6709\u5f15\u5165models\u201d\u600e\u4e48\u529e\uff1f\u300b\uff0c\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241029\/17301929996720a667cd7e5.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>django\u6a21\u578b\u7ee7\u627f\u62a5\u9519<\/strong><\/p>\n<p>\u5728django\u4e2d\uff0c\u901a\u8fc7\u7ee7\u627f\u62bd\u8c61\u57fa\u7c7bcommonmodel\u6765\u521b\u5efa\u516c\u5171\u5b57\u6bb5\u6a21\u578b\uff0c\u53ef\u4ee5\u4f7f\u5b50\u7c7b\u6a21\u578b\u81ea\u52a8\u62e5\u6709\u8fd9\u4e9b\u516c\u5171\u5b57\u6bb5\u3002\u4f46\u662f\uff0c\u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u7ee7\u627f\u540e\u62a5\u9519\u7684\u60c5\u51b5\u3002<\/p>\n<p><strong>\u95ee\u9898\u73b0\u8c61<\/strong><\/p>\n<p>\u7ee7\u627fcommonmodel\u7684\u5b50\u7c7b\u6a21\u578b\u62a5\u9519\uff1a&#8221;\u5f53\u524d\u7c7b\u6ca1\u6709\u5f15\u5165models&#8221;\u3002<\/p>\n<p><strong>\u95ee\u9898\u5206\u6790<\/strong><\/p>\n<p>\u8fd9\u4e2a\u95ee\u9898\u7684\u539f\u56e0\u662f\uff0c\u5b50\u7c7b\u6a21\u578b\u6ca1\u6709\u5f15\u5165django.db.models\u6a21\u5757\u3002\u8be5\u6a21\u5757\u5305\u542b\u4e86\u6240\u6709django\u6a21\u578b\u76f8\u5173\u7684\u7c7b\u548c\u51fd\u6570\uff0c\u662f\u521b\u5efa\u6a21\u578b\u7684\u57fa\u7840\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p>\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u9700\u8981\u5728\u5b50\u7c7b\u6a21\u578b\u4e2d\u5f15\u5165django.db.models\u6a21\u5757\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u6dfb\u52a0\uff1a<\/p>\n<pre>from django.db import models\n\nclass SubclassModel(CommonModel):\n    # \u5b50\u7c7b\u7279\u6709\u5b57\u6bb5\n    ...<\/pre>\n<p>\u5f15\u5165\u8be5\u6a21\u5757\u540e\uff0c\u5b50\u7c7b\u6a21\u578b\u5c06\u80fd\u591f\u6b63\u5e38\u7ee7\u627f\u7236\u7c7b\u4e2d\u7684\u516c\u5171\u5b57\u6bb5\uff0c\u5e76\u4e14\u4e0d\u4f1a\u51fa\u73b0&#8221;\u5f53\u524d\u7c7b\u6ca1\u6709\u5f15\u5165models&#8221;\u7684\u62a5\u9519\u63d0\u793a\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300aDjango\u6a21\u578b\u7ee7\u627f\u62a5\u9519\uff1a\u5b50\u7c7b\u6a21\u578b\u63d0\u793a\u201c\u5f53\u524d\u7c7b\u6ca1\u6709\u5f15\u5165models\u201d\u600e\u4e48\u529e\uff1f\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Django\u6a21\u578b\u7ee7\u627f\u62a5\u9519\uff1a\u5b50\u7c7b\u6a21&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-204138","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204138","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=204138"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204138\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204138"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204138"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204138"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}