{"id":207252,"date":"2025-07-08T11:13:59","date_gmt":"2025-07-08T03:13:59","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207252\/"},"modified":"2025-07-08T11:13:59","modified_gmt":"2025-07-08T03:13:59","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-gorm-%e5%b0%86%e9%bb%98%e8%ae%a4%e5%80%bc%e6%b7%bb%e5%8a%a0%e5%88%b0%e7%8e%b0%e6%9c%89%e5%88%97","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207252\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 Gorm \u5c06\u9ed8\u8ba4\u503c\u6dfb\u52a0\u5230\u73b0\u6709\u5217"},"content":{"rendered":"

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

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u5982\u4f55\u4f7f\u7528 Gorm \u5c06\u9ed8\u8ba4\u503c\u6dfb\u52a0\u5230\u73b0\u6709\u5217<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-21 09:12:32<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u600e\u4e48\u5165\u95e8Golang\u7f16\u7a0b\uff1f\u9700\u8981\u5b66\u4e60\u54ea\u4e9b\u77e5\u8bc6\u70b9\uff1f\u8fd9\u662f\u65b0\u624b\u4eec\u521a\u63a5\u89e6\u7f16\u7a0b\u65f6\u5e38\u89c1\u7684\u95ee\u9898\uff1b\u4e0b\u9762\u5c31\u6765\u7ed9\u5927\u5bb6\u6574\u7406\u5206\u4eab\u4e00\u4e9b\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u591f\u7ed9\u521d\u5b66\u8005\u4e00\u4e9b\u5e2e\u52a9\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u4ecb\u7ecd\u300a\u5982\u4f55\u4f7f\u7528 Gorm \u5c06\u9ed8\u8ba4\u503c\u6dfb\u52a0\u5230\u73b0\u6709\u5217\u300b\uff0c\u6d89\u53ca\u5230\uff0c\u6709\u9700\u8981\u7684\u53ef\u4ee5\u6536\u85cf\u4e00\u4e0b<\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u6211\u6b63\u5728\u4f7f\u7528 gorm \u5e76\u6709\u4e00\u4e2a\u50cf\u8fd9\u6837\u7684\u6a21\u578b\uff1a<\/p>\n

type mymodel struct {\n    creationtime      time.time \n    updatetime        time.time\n}<\/pre>\n
\u90e8\u7f72\u6570\u636e\u5e93\u540e\uff0c\u6211\u610f\u8bc6\u5230\u521b\u5efa\u65f6\u95f4\u548c\u66f4\u65b0\u65f6\u95f4\u5e76\u6ca1\u6709\u589e\u52a0\u521b\u5efa\u548c\u66f4\u65b0\u9879\u76ee\u7684\u65f6\u95f4\uff01\u6211\u5c1d\u8bd5\u901a\u8fc7\u5c06\u6a21\u578b\u66f4\u65b0\u4e3a\u4ee5\u4e0b\u5185\u5bb9\u6765\u89e3\u51b3\u6b64\u95ee\u9898\uff1a<\/p>\n
type mymodel struct {\n    creationtime      time.time       `gorm:\"default:current_timestamp\"`\n    updatetime        time.time       `gorm:\"default:current_timestamp on update current_timestamp\"`\n}<\/pre>\n
\u4f46\u662f\uff0c\u5982\u4e0b\u6240\u793a\u7684\u81ea\u52a8\u8fc1\u79fb\u4e0d\u4f1a\u5c06\u8fd9\u4e9b\u9ed8\u8ba4\u503c\u5e94\u7528\u4e8e\u5df2\u5b58\u5728\u7684\u8868\uff01<\/p>\n
db.AutoMigrate(&MyModel{})<\/pre>\n
\u6709\u4ec0\u4e48\u65b9\u6cd5\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684\u8fc1\u79fb\u51fd\u6570\u5411\u5217\u6dfb\u52a0\u9ed8\u8ba4\u503c\u5417\uff1f\u6211\u641c\u7d22\u4e86\u6587\u6863\uff0c\u4f3c\u4e4e\u6211\u53ea\u80fd\u66f4\u6539\u73b0\u6709\u5217\u7684\u7c7b\u578b\uff01\u5982\u679c\u6ca1\u6709\uff0c\u6709\u4ec0\u4e48\u5efa\u8bae\u53ef\u4ee5\u89e3\u91ca\u4e3a\u4ec0\u4e48\u901a\u8fc7\u8fc1\u79fb\u7b80\u5355\u5730\u5c06\u9ed8\u8ba4\u503c\u6dfb\u52a0\u5230\u5217\u4e2d\u5417\uff1f<\/p>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u60a8\u5c1d\u8bd5\u8fc7 sql<\/code> \u6807\u7b7e\u5417\uff1f<\/p>\n
`sql:\"DEFAULT:current_timestamp\"`<\/pre>\n
\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300a\u5982\u4f55\u4f7f\u7528 Gorm \u5c06\u9ed8\u8ba4\u503c\u6dfb\u52a0\u5230\u73b0\u6709\u5217\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f53\u524d\u4f4d\u7f6e\uff1a > > ...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-207252","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207252","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=207252"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207252\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}