{"id":6868,"date":"2024-11-14T08:30:52","date_gmt":"2024-11-14T00:30:52","guid":{"rendered":"https:\/\/fwq.ai\/blog\/6868\/"},"modified":"2024-11-14T08:30:52","modified_gmt":"2024-11-14T00:30:52","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:\/\/fwq.ai\/blog\/6868\/","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":"

\"\u5982\u4f55\u4f7f\u7528<\/p>\n

\u5229\u7528 now() \u51fd\u6570\u5b9e\u73b0\u65f6\u95f4\u4fe1\u606f\u81ea\u52a8\u586b\u5145<\/strong><\/p>\n

\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 now()<\/strong> \u51fd\u6570\u3002<\/p>\n

\u5b9e\u65bd\u6b65\u9aa4\uff1a<\/strong><\/p>\n

    \n
  1. \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
  2. \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

    \u4f8b\u5982\uff1a<\/p>\n

    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
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \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
    \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u4f7f\u7528 MySQL now() \u51fd\u6570\u81ea\u52a8\u586b\u5145 Django \u6a21\u578b\u4e2d\u7684\u65f6\u95f4\u4fe1\u606f\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5229\u7528 now() \u51fd\u6570\u5b9e\u73b0\u65f6\u95f4\u4fe1\u606f\u81ea\u52a8\u586b\u5145 \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 now() \u51fd\u6570\u3002 \u5b9e\u65bd\u6b65\u9aa4\uff1a \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 \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 \u4f8b\u5982\uff1a from django.db import models from django.utils import timezone class Post(models.Model): created_at = models.DateTimeField(default=timezone.now) \u767b\u5f55\u540e\u590d\u5236 \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 \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u4f7f\u7528 MySQL now() \u51fd\u6570\u81ea\u52a8\u586b\u5145 Django \u6a21\u578b\u4e2d\u7684\u65f6\u95f4\u4fe1\u606f\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-6868","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6868","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=6868"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6868\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=6868"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=6868"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=6868"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}