{"id":200307,"date":"2025-05-06T13:06:47","date_gmt":"2025-05-06T05:06:47","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200307\/"},"modified":"2025-05-06T13:06:47","modified_gmt":"2025-05-06T05:06:47","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-mysql-now-%e5%87%bd%e6%95%b0%e8%87%aa%e5%8a%a8%e5%a1%ab%e5%85%85-django-%e6%a8%a1%e5%9e%8b%e4%b8%ad%e7%9a%84%e6%97%b6%e9%97%b4%e4%bf%a1%e6%81%af%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200307\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 MySQL now() \u51fd\u6570\u81ea\u52a8\u586b\u5145 Django \u6a21\u578b\u4e2d\u7684\u65f6\u95f4\u4fe1\u606f\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u5982\u4f55\u4f7f\u7528 MySQL now() \u51fd\u6570\u81ea\u52a8\u586b\u5145 Django \u6a21\u578b\u4e2d\u7684\u65f6\u95f4\u4fe1\u606f\uff1f<\/h1>\n<p>\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u6253\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\u5427\uff01\u6587\u4e2d\u5185\u5bb9\u5305\u542b\u7b49\u7b49\u77e5\u8bc6\u70b9&#8230;\u5e0c\u671b\u4f60\u80fd\u5728\u9605\u8bfb\u672c\u6587\u540e\uff0c\u80fd\u771f\u771f\u5b9e\u5b9e\u5b66\u5230\u77e5\u8bc6\u6216\u8005\u5e2e\u4f60\u89e3\u51b3\u5fc3\u4e2d\u7684\u7591\u60d1\uff0c\u4e5f\u6b22\u8fce\u5927\u4f6c\u6216\u8005\u65b0\u4eba\u670b\u53cb\u4eec\u591a\u7559\u8a00\u8bc4\u8bba\uff0c\u591a\u7ed9\u5efa\u8bae\uff01\u8c22\u8c22\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241101\/17304289706724402aa16b1.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u5229\u7528 mysql now() \u51fd\u6570\u5b9e\u73b0\u65f6\u95f4\u4fe1\u606f\u81ea\u52a8\u586b\u5145<\/strong><\/p>\n<p>\u5728 django \u4e2d\uff0c\u60a8\u5e0c\u671b\u63d2\u5165\u7684\u65f6\u95f4\u6570\u636e\u6e90\u81ea\u6570\u636e\u5e93\u670d\u52a1\u5668\u7684\u65f6\u95f4\u6233\u3002\u8fd9\u65f6\uff0c\u9700\u8981\u501f\u52a9 mysql \u7684 <strong>now()<\/strong> \u51fd\u6570\u3002<\/p>\n<p><strong>\u5b9e\u65bd\u6b65\u9aa4\uff1a<\/strong><\/p>\n<ol>\n<li>\u5728 django \u6a21\u578b\u4e2d\uff0c\u5c06\u60a8\u60f3\u8981\u81ea\u52a8\u586b\u5145\u65f6\u95f4\u6233\u7684\u5b57\u6bb5\u58f0\u660e\u4e3a datetimefield\u3002<\/li>\n<li>\u4f7f\u7528 default=timezone.now \u4f5c\u4e3a\u8be5\u5b57\u6bb5\u7684\u9ed8\u8ba4\u503c\u3002\u8fd9\u5c06\u6307\u793a django \u5728\u521b\u5efa\u65b0\u8bb0\u5f55\u65f6\u4f7f\u7528\u670d\u52a1\u5668\u65f6\u95f4\u586b\u5145\u8be5\u5b57\u6bb5\u3002<\/li>\n<\/ol>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre>from django.db import models\nfrom django.utils import timezone\n\nclass Post(models.Model):\n    created_at = models.DateTimeField(default=timezone.now)<\/pre>\n<p>\u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u6bcf\u6b21\u521b\u5efa\u65b0\u8bb0\u5f55\u65f6\uff0ccreated_at \u5b57\u6bb5\u5c06\u81ea\u52a8\u586b\u5145 mysql \u670d\u52a1\u5668\u751f\u6210\u7684\u5f53\u524d\u65f6\u95f4\u3002<\/p>\n<p>\u672c\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u4f7f\u7528 MySQL now() \u51fd\u6570\u81ea\u52a8\u586b\u5145 Django \u6a21\u578b\u4e2d\u7684\u65f6\u95f4\u4fe1\u606f\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<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4f7f\u7528 MySQL now()&#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":[101],"tags":[],"class_list":["post-200307","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200307","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=200307"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200307\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200307"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200307"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}