{"id":49307,"date":"2023-07-30T16:03:56","date_gmt":"2022-12-19T20:42:57","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/django%e4%b8%ad%e7%9a%84%e4%ba%8b%e5%8a%a1%e8%ae%be%e7%bd%ae%e6%96%b9%e6%b3%95\/"},"modified":"2024-01-15T12:51:26","modified_gmt":"2024-01-15T04:51:26","slug":"django%e4%b8%ad%e7%9a%84%e4%ba%8b%e5%8a%a1%e8%ae%be%e7%bd%ae%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/django%e4%b8%ad%e7%9a%84%e4%ba%8b%e5%8a%a1%e8%ae%be%e7%bd%ae%e6%96%b9%e6%b3%95\/","title":{"rendered":"Django\u4e2d\u7684\u4e8b\u52a1\u8bbe\u7f6e\u65b9\u6cd5"},"content":{"rendered":"

\u4f7f\u7528Django\u914d\u7f6e\u4ea4\u6613\u7684\u65b9\u6cd5<\/h1>\n

\u5173\u7cfb\u578b\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff08RDBMS\uff09\u5177\u6709\u4e8b\u52a1\u529f\u80fd\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7Django\u6765\u8fdb\u884c\u8bbe\u7f6e\u3002\u5728Django\u4e2d\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u6bcf\u6b21\u67e5\u8be2\u6267\u884c\u5b8c\u6bd5\u540e\u90fd\u4f1a\u8fdb\u884c\u63d0\u4ea4\u3002<\/p>\n

 <\/p>\n

Django\u7684\u9ed8\u8ba4\u884c\u4e3a\u662f\u5728\u81ea\u52a8\u63d0\u4ea4\u6a21\u5f0f\u4e0b\u8fd0\u884c\u3002\u6bcf\u4e2a\u67e5\u8be2\u90fd\u4f1a\u7acb\u5373\u63d0\u4ea4\u5230\u6570\u636e\u5e93\uff0c\u9664\u975e\u6709\u4e00\u4e2a\u4e8b\u52a1\u662f\u6d3b\u52a8\u7684\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u6587\u3002<\/p><\/blockquote>\n

\u60a8\u5e0c\u671b\u4ee5\u66f4\u5927\u7684\u7c92\u5ea6\uff08\u4f8b\u5982\u8bf7\u6c42\u5904\u7406\u5355\u5143\uff09\u6765\u8bbe\u7f6e\u4e8b\u52a1\u5417\uff1f<\/p>\n

\u4e3a\u4e86\u8bf4\u660e\uff0c\u6211\u4eec\u51c6\u5907\u4e86\u4e00\u4e2a\u6a21\u578b\u3002 le , le .)<\/p>\n

from<\/span> django.db<\/span> import<\/span> models<\/span>\r\n\r\nclass<\/span> Disk<\/span>(<\/span>models<\/span>.<\/span>Model<\/span>):<\/span>\r\n    name<\/span> =<\/span> models<\/span>.<\/span>CharField<\/span>(<\/span>max_length<\/span>=<\/span>30<\/span>)<\/span>\r\n\r\nclass<\/span> Server<\/span>(<\/span>models<\/span>.<\/span>Model<\/span>):<\/span>\r\n    name<\/span> =<\/span> models<\/span>.<\/span>CharField<\/span>(<\/span>max_length<\/span>=<\/span>30<\/span>)<\/span>\r\n    disk<\/span> =<\/span> models<\/span>.<\/span>ForeignKey<\/span>(<\/span>Disk<\/span>,<\/span> on_delete<\/span>=<\/span>models<\/span>.<\/span>PROTECT<\/span>)<\/span>\r\n\r\n<\/code><\/pre>\n
\u6211\u5b9a\u4e49\u4e86Disk\u4e0eServer\u4e4b\u95f4\u76841\u5bf9\u591a\u5173\u7cfb\u3002<\/p>\n
\u5047\u8bbe\u6709\u4e00\u4e2aAPI\uff0c\u5728\u521b\u5efa\u670d\u52a1\u5668\u7684\u540c\u65f6\u4e5f\u4f1a\u521b\u5efa\u78c1\u76d8\u3002\u6211\u8ba4\u4e3a\u4ee5\u4e0b\u5b9e\u73b0\u53ef\u80fd\u662f\u8fd9\u6837\u7684\u3002\u203b\u6211\u4eec\u4f7f\u7528\u4e86rest-framework\u3002<\/p>\n
class<\/span> ~(<\/span>APIView<\/span>):<\/span>\r\n    def<\/span> post<\/span>(<\/span>self<\/span>,<\/span> request<\/span>,<\/span> ~<\/span>):<\/span>\r\n       ~<\/span>\r\n       disk<\/span> =<\/span> Disk<\/span>.<\/span>objects<\/span>.<\/span>create<\/span>(<\/span>name<\/span>=<\/span>\"<\/span>disk0<\/span>\"<\/span>)<\/span>\r\n       server<\/span> =<\/span> Server<\/span>.<\/span>objects<\/span>.<\/span>create<\/span>(<\/span>name<\/span>=<\/span>\"<\/span>server0<\/span>\"<\/span>,<\/span> disk<\/span>=<\/span>disk<\/span>)<\/span>\r\n       ~<\/span>\r\n   \r\n<\/code><\/pre>\n
\u5728\u4ee5\u4e0a\u4ee3\u7801\u4e2d\uff0c\u9ed8\u8ba4\u7684\u4e8b\u52a1\u884c\u4e3a\u662f\u5c06\u6bcf\u6761\u8bb0\u5f55\u5355\u72ec\u53cd\u6620\u5230\u6570\u636e\u5e93\u4e2d\u3002<\/p>\n
\u7136\u800c\uff0c\u5982\u679c\u5728\u5904\u7406post\u8bf7\u6c42\u65f6\u51fa\u73b0\u4e86\u95ee\u9898\uff0c\u6211\u4eec\u5e94\u8be5\u5e0c\u671b\u53d6\u6d88\u6240\u6709\u7684\u8bb0\u5f55\u521b\u5efa\u3002\u4f8b\u5982\uff0c\u5982\u679c\u78c1\u76d8\u521b\u5efa\u6210\u529f\u540e\uff0c\u670d\u52a1\u5668\u521b\u5efa\u5931\u8d25\uff0c\u6211\u4eec\u5e94\u8be5\u5e0c\u671b\u78c1\u76d8\u521b\u5efa\u88ab\u89c6\u4e3a\u6ca1\u6709\u53d1\u751f\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u9700\u8981\u66f4\u6539Django\u7684\u4e8b\u52a1\u8bbe\u7f6e\u3002<\/p>\n
\u6211\u4f1a\u7ed9\u51fa\u4e24\u79cd\u65b9\u6cd5\u3002<\/p>\n
\u8bf7\u5c06\u8bf7\u6c42\u5728\u4e00\u6b21\u4e8b\u52a1\u4e2d\u5c01\u88c5\u3002<\/h2>\n
\u4fee\u6539settings.py\u6587\u4ef6\u4e2d\u7684DATABASES\u8bbe\u7f6e\u3002<\/p>\n
DATABASES = {\r\n    \"default\": {\r\n        ~\r\n        \"ATOMIC_REQUESTS\": True,\r\n        ~\r\n    }\r\n}\r\n<\/code><\/pre>\n
\u8bf7\u6ce8\u610f\uff0c\u8fd9\u5c06\u4f7f\u6bcf\u4e2a\u8bf7\u6c42\u5904\u7406\u88ab\u4e8b\u52a1\u6240\u5305\u56f4\u3002\u7136\u800c\uff0c\u8fd9\u662f\u4e00\u4e2a\u5168\u5c40\u8bbe\u7f6e\u3002<\/p>\n
\u4e0d\u5e0c\u671b\u8bbe\u5b9a\u4e3a\u5168\u7403\u6027\u7684\uff0c\u800c\u662f\u60f3\u8981\u66f4\u7cbe\u7ec6\u7684\u8bbe\u7f6e\u3002<\/h2>\n
from<\/span> django.db<\/span> import<\/span> transaction<\/span>\r\n\r\n\r\n@transaction.atomic<\/span>\r\ndef<\/span> view<\/span>(<\/span>request<\/span>):<\/span>\r\n   ~<\/span>\r\n<\/code><\/pre>\n
\u7531\u4e8e\u4e0a\u8ff0\u65b9\u6cd5\u7684\u4e2a\u522b\u8bbe\u7f6e\uff0c\u4e0d\u4f1a\u5f71\u54cd\u5176\u4ed6\u89c6\u56fe\u3002<\/p>\n
\u8bf7\u53c2\u8003<\/h2>\n
 <\/p>\n","protected":false},"excerpt":{"rendered":"
\u4f7f\u7528Django\u914d\u7f6e\u4ea4\u6613\u7684\u65b9\u6cd5 \u5173\u7cfb\u578b\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff08RDBMS\uff09\u5177\u6709\u4e8b\u52a1\u529f\u80fd\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7Django\u6765\u8fdb\u884c\u8bbe […]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-49307","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nDjango\u4e2d\u7684\u4e8b\u52a1\u8bbe\u7f6e\u65b9\u6cd5 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/django\u4e2d\u7684\u4e8b\u52a1\u8bbe\u7f6e\u65b9\u6cd5\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Django\u4e2d\u7684\u4e8b\u52a1\u8bbe\u7f6e\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"\u4f7f\u7528Django\u914d\u7f6e\u4ea4\u6613\u7684\u65b9\u6cd5 \u5173\u7cfb\u578b\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff08RDBMS\uff09\u5177\u6709\u4e8b\u52a1\u529f\u80fd\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7Django\u6765\u8fdb\u884c\u8bbe […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/django\u4e2d\u7684\u4e8b\u52a1\u8bbe\u7f6e\u65b9\u6cd5\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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