{"id":200387,"date":"2025-05-06T10:25:09","date_gmt":"2025-05-06T02:25:09","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200387\/"},"modified":"2025-05-06T10:25:09","modified_gmt":"2025-05-06T02:25:09","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-django-orm-%e5%9c%a8%e6%a8%a1%e5%9e%8b%e5%ad%97%e6%ae%b5%e4%b8%ad%e5%ad%98%e5%82%a8-mysql-now-%e5%87%bd%e6%95%b0%e7%9a%84%e5%bd%93%e5%89%8d%e6%97%b6%e9%97%b4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200387\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 Django ORM \u5728\u6a21\u578b\u5b57\u6bb5\u4e2d\u5b58\u50a8 MySQL NOW() \u51fd\u6570\u7684\u5f53\u524d\u65f6\u95f4\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

\u5982\u4f55\u4f7f\u7528 Django ORM \u5728\u6a21\u578b\u5b57\u6bb5\u4e2d\u5b58\u50a8 MySQL NOW() \u51fd\u6570\u7684\u5f53\u524d\u65f6\u95f4\uff1f<\/h1>\n

\u77e5\u8bc6\u70b9\u638c\u63e1\u4e86\uff0c\u8fd8\u9700\u8981\u4e0d\u65ad\u7ec3\u4e60\u624d\u80fd\u719f\u7ec3\u8fd0\u7528\u3002\u4e0b\u9762\u4e3b\u673a\u5b9d\u8d1d\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u4e2a\u6570\u636e\u5e93\u5f00\u53d1\u5b9e\u6218\uff0c\u624b\u628a\u624b\u6559\u5927\u5bb6\u5b66\u4e60\u300a\u5982\u4f55\u4f7f\u7528 Django ORM \u5728\u6a21\u578b\u5b57\u6bb5\u4e2d\u5b58\u50a8 MySQL NOW() \u51fd\u6570\u7684\u5f53\u524d\u65f6\u95f4\uff1f\u300b\uff0c\u5728\u5b9e\u73b0\u529f\u80fd\u7684\u8fc7\u7a0b\u4e2d\u4e5f\u5e26\u5927\u5bb6\u91cd\u65b0\u6e29\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6e29\u6545\u800c\u77e5\u65b0\uff0c\u56de\u5934\u770b\u770b\u8bf4\u4e0d\u5b9a\u53c8\u6709\u4e0d\u4e00\u6837\u7684\u611f\u609f\uff01<\/p>\n

<\/p>\n

\u4f7f\u7528 django orm \u5b9e\u73b0 mysql now() \u51fd\u6570<\/strong><\/p>\n

\u5728 django \u4e2d\u4f7f\u7528 mysql now() \u51fd\u6570\uff0c\u53ef\u4ee5\u5c06\u5f53\u524d\u65f6\u95f4\u5b58\u50a8\u5728\u6a21\u578b\u5b57\u6bb5\u4e2d\uff0c\u907f\u514d\u4f7f\u7528\u540e\u7aef\u7684\u673a\u5668\u65f6\u95f4\u3002<\/p>\n

\u89e3\u51b3\u65b9\u6cd5\uff1a<\/strong><\/p>\n

\u9996\u5148\uff0c\u5728\u6a21\u578b\u7c7b\u4e2d\u5b9a\u4e49\u5b57\u6bb5\uff0c\u5e76\u6307\u5b9a auto_now_add<\/strong> \u503c\u4e3a true<\/strong>\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

from django.db import models\n\nclass MyModel(models.Model):\n    created_at = models.DateTimeField(auto_now_add=True)<\/pre>\n
auto_now_add<\/strong> \u53c2\u6570\u6307\u793a django \u5728\u6a21\u578b\u521b\u5efa\u65f6\uff0c\u5c06\u5b57\u6bb5\u503c\u8bbe\u7f6e\u4e3a mysql \u7684 now() \u51fd\u6570\u7684\u5f53\u524d\u65f6\u95f4\u3002<\/p>\n
\u6ce8\u610f\uff1a<\/strong><\/p>\n
\u4f7f\u7528 auto_now_add<\/strong> \u65f6\uff0c\u786e\u4fdd\u6570\u636e\u5e93\u8868\u4e2d\u76f8\u5e94\u5b57\u6bb5\u7684\u5b57\u6bb5\u7c7b\u578b\u4e3a datetime<\/strong> \u6216 timestamp<\/strong>\u3002<\/p>\n
\u6587\u6863\u53c2\u8003\uff1a<\/strong><\/p>\n
\u6709\u5173 django orm \u4e2d\u6570\u636e\u5e93\u51fd\u6570\u7684\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605 django \u6587\u6863\uff1a<\/p>\n
    \n
  • \u300adjango documentation | database functions – now\u300b<\/li>\n<\/ul>\n
    \u672c\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u4f7f\u7528 Django ORM \u5728\u6a21\u578b\u5b57\u6bb5\u4e2d\u5b58\u50a8 MySQL NOW() \u51fd\u6570\u7684\u5f53\u524d\u65f6\u95f4\uff1f\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6570\u636e\u5e93\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff01<\/p>\n
    \n
    \n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
    \u5982\u4f55\u4f7f\u7528 Django ORM ...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-200387","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200387","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=200387"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200387\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200387"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200387"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200387"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}