{"id":49604,"date":"2022-12-21T11:45:57","date_gmt":"2023-01-25T04:33:36","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/django-objects-%e6%98%af%e4%bb%80%e4%b9%88%e6%84%8f%e6%80%9d\/"},"modified":"2024-04-29T06:19:11","modified_gmt":"2024-04-28T22:19:11","slug":"django-objects-%e6%98%af%e4%bb%80%e4%b9%88%e6%84%8f%e6%80%9d","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/django-objects-%e6%98%af%e4%bb%80%e4%b9%88%e6%84%8f%e6%80%9d\/","title":{"rendered":"[Django] objects \u662f\u4ec0\u4e48\u610f\u601d?"},"content":{"rendered":"<h1>\u9996\u5148<\/h1>\n<p>\u5728Django\u7684User\u7c7b\u4e2d\uff0c\u6709\u4e00\u4e2a\u540d\u4e3aobjects\u7684\u53d8\u91cf\u3002<br \/>\n\u672c\u6b21\u6211\u4eec\u5c06\u89e3\u91ca\u4e00\u4e0b\u8fd9\u4e2aobjects\u662f\u4ec0\u4e48\u3002<\/p>\n<h2>\u4f7f\u7528\u65b9\u6cd5<\/h2>\n<p>\u5728Django\u4e2d\uff0c\u6709\u4e00\u79cd\u673a\u5236\u53ef\u4ee5\u5728\u4e0d\u4f7f\u7528SQL\u67e5\u8be2\u7684\u60c5\u51b5\u4e0b\u5bf9\u6570\u636e\u5e93\u7684\u4fe1\u606f\u548c\u5728\u7a0b\u5e8f\u4e2d\u5b9a\u4e49\u7684\u6570\u636e\u6a21\u578b\u8fdb\u884cCRUD\u64cd\u4f5c\u3002<br \/>\n\u8fd9\u79cd\u673a\u5236\u88ab\u79f0\u4e3aORM\uff08\u5bf9\u8c61\u5173\u7cfb\u6620\u5c04\uff09\u3002<br \/>\n\u5728Django\u4e2d\uff0c\u8fd9\u4e2aORM\u7531Manager\u7c7b\u6765\u5b9e\u73b0\u3002<br \/>\n\u4f8b\u5982\uff0cDjango\u9ed8\u8ba4\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aUser\u7684\u6570\u636e\u6a21\u578b\uff0c\u53ef\u4ee5\u7528\u4e8e\u7528\u6237\u6ce8\u518c\u3002<br \/>\n\u5f53User\u7c7b\u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u4fe1\u606f\u65f6\uff0c<br \/>\n\u5728django.contrib.auth.models.py\u6587\u4ef6\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5145\u5f53\u4e2d\u95f4\u4eba\u7684Manager\u7c7b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">class<\/span> <span class=\"nc\">UserManager<\/span><span class=\"p\">(<\/span><span class=\"n\">BaseUserManager<\/span><span class=\"p\">):<\/span>\r\n <span class=\"p\">...<\/span>\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0b\u662f\u5728views.py\u4e2d\u83b7\u53d6User\u7c7b\u7684\u793a\u4f8b\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u5728views.py\u4e2d\u83b7\u53d6User\u7c7b\u7684\u793a\u4f8b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">django.contrib.auth.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">User<\/span>\r\n\r\n<span class=\"k\">def<\/span> <span class=\"nf\">index<\/span><span class=\"p\">(<\/span><span class=\"n\">request<\/span><span class=\"p\">):<\/span>\r\n<span class=\"n\">user<\/span> <span class=\"o\">=<\/span> <span class=\"n\">User<\/span><span class=\"p\">.<\/span><span class=\"n\">objects<\/span><span class=\"p\">.<\/span><span class=\"nb\">all<\/span><span class=\"p\">()<\/span>\r\n<\/code><\/pre>\n<p>\u6839\u636e\u4ee5\u4e0a\u5185\u5bb9\uff0c\u6211\u4eec\u53ef\u4ee5\u7406\u89e3\u8fd9\u6bb5\u4ee3\u7801\u901a\u8fc7UserManager\u7c7b\u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u4fe1\u606f\u6765\u5b58\u50a8\u5230User\u7c7b\u4e2d\u3002<\/p>\n<h2>&#8211; \u53ef\u4f9b\u53c2\u8003\u7684\u7f51\u7ad9 de<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">[Django]\u30e2\u30c7\u30eb\u306e\u57fa\u790e(https:\/\/python.keicode.com\/django\/models-basics.php)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">[Django]ORM\u3068\u306f(https:\/\/dev-yakuza.posstree.com\/django\/orm\/)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">[Django]\u30ab\u30b9\u30bf\u30e0\u30e6\u30fc\u30b6\u30e2\u30c7\u30eb(https:\/\/hodalog.com\/how-to-create-user-sign-up-view\/)<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148 \u5728Django\u7684User\u7c7b\u4e2d\uff0c\u6709\u4e00\u4e2a\u540d\u4e3aobjects\u7684\u53d8\u91cf\u3002 \u672c\u6b21\u6211\u4eec\u5c06\u89e3\u91ca\u4e00\u4e0b\u8fd9\u4e2aobjects\u662f\u4ec0 [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-49604","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) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Django] objects \u662f\u4ec0\u4e48\u610f\u601d? 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