{"id":6361,"date":"2024-11-14T11:42:56","date_gmt":"2024-11-14T03:42:56","guid":{"rendered":"https:\/\/fwq.ai\/blog\/6361\/"},"modified":"2024-11-14T11:42:56","modified_gmt":"2024-11-14T03:42:56","slug":"mysql%e6%97%b6%e9%97%b4%e6%88%b3%e6%80%8e%e4%b9%88%e5%ad%98%e5%82%a8","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/6361\/","title":{"rendered":"mysql\u65f6\u95f4\u6233\u600e\u4e48\u5b58\u50a8"},"content":{"rendered":"<blockquote><p>\n  mysql\u4e2d\u65f6\u95f4\u6233\u4ee5\u6574\u6570\u5f62\u5f0f\u5b58\u50a8\uff0c\u8868\u793a\u81ea1970\u5e741\u67081\u65e5utc\u5348\u591c\u8d77\u7ecf\u8fc7\u7684\u79d2\u6570\u3002\u7c7b\u578b\u5305\u62ectimestamp\uff08\u81ea\u52a8\u66f4\u65b0\uff09\u548cdatetime\uff08\u975e\u81ea\u52a8\u66f4\u65b0\uff09\uff0c\u7cbe\u5ea6\u8303\u56f4\u4e3a0-6\uff080\u8868\u793a\u65e0\u5206\u6570\u79d2\uff0c6\u8868\u793a\u5b58\u50a8\u5fae\u79d2\u7cbe\u5ea6\uff09\u3002mysql 8.0\u5f15\u5165\u4e86\u4e13\u95e8\u7684date\u548ctime\u6570\u636e\u7c7b\u578b\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202408\/01\/2024080102553733367.jpg\" class=\"aligncenter\" title=\"mysql\u65f6\u95f4\u6233\u600e\u4e48\u5b58\u50a8\u63d2\u56fe\" alt=\"mysql\u65f6\u95f4\u6233\u600e\u4e48\u5b58\u50a8\u63d2\u56fe\" \/><\/p>\n<p><strong>MySQL \u65f6\u95f4\u6233\u5b58\u50a8\u65b9\u5f0f<\/strong><\/p>\n<p><strong>\u95ee\u9898\uff1a<\/strong> MySQL \u4e2d\u65f6\u95f4\u6233\u662f\u5982\u4f55\u5b58\u50a8\u7684\uff1f<\/p>\n<p><strong>\u7b54\u6848\uff1a<\/strong> MySQL \u4f7f\u7528\u6574\u6570\u7c7b\u578b\u5b58\u50a8\u65f6\u95f4\u6233\uff0c\u8be5\u6574\u6570\u8868\u793a\u81ea\u7279\u5b9a\u53c2\u8003\u70b9\uff08\u901a\u5e38\u4e3a 1970 \u5e74 1 \u6708 1 \u65e5\u5348\u591c UTC\uff09\u4ee5\u6765\u7ecf\u8fc7\u7684\u79d2\u6570\u3002<\/p>\n<p><strong>\u8be6\u7ec6\u89e3\u91ca\uff1a<\/strong><\/p>\n<p>MySQL \u63d0\u4f9b\u4e86\u4e24\u79cd\u4e3b\u8981\u7684\u65f6\u95f4\u6233\u7c7b\u578b\uff1a<\/p>\n<ul>\n<li> <strong>TIMESTAMP\uff1a<\/strong> \u5b83\u662f\u4e00\u4e2a\u81ea\u52a8\u66f4\u65b0\u7684\u65e5\u671f\u65f6\u95f4\u7c7b\u578b\uff0c\u5b58\u50a8\u4e3a\u6574\u6570\uff0c\u8868\u793a\u81ea Unix \u7eaa\u5143\uff081970 \u5e74 1 \u6708 1 \u65e5\u5348\u591c UTC\uff09\u4ee5\u6765\u7ecf\u8fc7\u7684\u79d2\u6570\u3002<\/li>\n<li> <strong>DATETIME\uff1a<\/strong> \u5b83\u662f\u4e00\u4e2a\u975e\u81ea\u52a8\u66f4\u65b0\u7684\u65e5\u671f\u65f6\u95f4\u7c7b\u578b\uff0c\u5b58\u50a8\u4e3a\u4e00\u4e2a\u6574\u6570\uff0c\u8868\u793a\u81ea Unix \u7eaa\u5143\u4ee5\u6765\u7ecf\u8fc7\u7684\u79d2\u6570\uff0c\u4ee5\u53ca\u4e00\u4e2a\u5206\u6570\u90e8\u5206\uff0c\u8868\u793a\u81ea\u8be5\u79d2\u4ee5\u6765\u7684\u5fae\u79d2\u6570\u3002<\/li>\n<\/ul>\n<p>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cMySQL \u5c06 TIMESTAMP \u503c\u5b58\u50a8\u4e3a 8 \u5b57\u8282\u7684\u6709\u7b26\u53f7\u6574\u6570\uff0c\u5b83\u53ef\u4ee5\u8868\u793a\u4ece\u516c\u5143\u524d 4713 \u5e74\u5230\u516c\u5143 292278993 \u5e74\u4e4b\u95f4\u7684\u65f6\u95f4\u3002<\/p>\n<p>\u53ef\u4ee5\u901a\u8fc7\u6307\u5b9a TIMESTAMP [fractional_seconds_precision] \u8bed\u6cd5\u6765\u6307\u5b9a\u65f6\u95f4\u6233\u7684\u5206\u6570\u79d2\u7cbe\u5ea6\u3002\u7cbe\u5ea6\u8303\u56f4\u4ece 0 \u5230 6\uff0c0 \u8868\u793a\u6ca1\u6709\u5206\u6570\u79d2\uff0c6 \u8868\u793a\u5b58\u50a8\u5fae\u79d2\u7cbe\u5ea6\u3002\u4f8b\u5982\uff0cTIMESTAMP(6) \u5c06\u5b58\u50a8\u5fae\u79d2\u7cbe\u5ea6\u7684\u65f6\u95f4\u6233\u3002<\/p>\n<p><strong>\u6ce8\u610f\u4e8b\u9879\uff1a<\/strong><\/p>\n<ul>\n<li>MySQL 8.0 \u5f15\u5165\u4e86\u65b0\u7684 DATE \u548c TIME \u6570\u636e\u7c7b\u578b\uff0c\u5b83\u4eec\u4e13\u95e8\u7528\u4e8e\u5b58\u50a8\u65e5\u671f\u548c\u65f6\u95f4\uff0c\u800c\u4e0d\u662f\u4f7f\u7528\u6574\u6570\u5b58\u50a8\u65f6\u95f4\u6233\u3002<\/li>\n<li>\u4f7f\u7528 TIMESTAMP \u7c7b\u578b\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u65f6\u533a\u8f6c\u6362\uff0c\u56e0\u4e3a\u5b83\u5b58\u50a8\u7684\u662f\u81ea Unix \u7eaa\u5143\u4ee5\u6765\u7ecf\u8fc7\u7684\u79d2\u6570\uff0c\u800c\u4e0d\u662f\u7279\u5b9a\u65f6\u533a\u7684\u65e5\u671f\u65f6\u95f4\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u65f6\u95f4\u6233\u600e\u4e48\u5b58\u50a8\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":"<p>mysql\u4e2d\u65f6\u95f4\u6233\u4ee5\u6574\u6570\u5f62\u5f0f\u5b58\u50a8\uff0c\u8868\u793a\u81ea1970\u5e741\u67081\u65e5utc\u5348\u591c\u8d77\u7ecf\u8fc7\u7684\u79d2\u6570\u3002\u7c7b\u578b\u5305\u62ectimestamp\uff08\u81ea\u52a8\u66f4\u65b0\uff09\u548cdatetime\uff08\u975e\u81ea\u52a8\u66f4\u65b0\uff09\uff0c\u7cbe\u5ea6\u8303\u56f4\u4e3a0-6\uff080\u8868\u793a\u65e0\u5206\u6570\u79d2\uff0c6\u8868\u793a\u5b58\u50a8\u5fae\u79d2\u7cbe\u5ea6\uff09\u3002mysql 8.0\u5f15\u5165\u4e86\u4e13\u95e8\u7684date\u548ctime\u6570\u636e\u7c7b\u578b\u3002 MySQL \u65f6\u95f4\u6233\u5b58\u50a8\u65b9\u5f0f \u95ee\u9898\uff1a MySQL \u4e2d\u65f6\u95f4\u6233\u662f\u5982\u4f55\u5b58\u50a8\u7684\uff1f \u7b54\u6848\uff1a MySQL \u4f7f\u7528\u6574\u6570\u7c7b\u578b\u5b58\u50a8\u65f6\u95f4\u6233\uff0c\u8be5\u6574\u6570\u8868\u793a\u81ea\u7279\u5b9a\u53c2\u8003\u70b9\uff08\u901a\u5e38\u4e3a 1970 \u5e74 1 \u6708 1 \u65e5\u5348\u591c UTC\uff09\u4ee5\u6765\u7ecf\u8fc7\u7684\u79d2\u6570\u3002 \u8be6\u7ec6\u89e3\u91ca\uff1a MySQL \u63d0\u4f9b\u4e86\u4e24\u79cd\u4e3b\u8981\u7684\u65f6\u95f4\u6233\u7c7b\u578b\uff1a TIMESTAMP\uff1a \u5b83\u662f\u4e00\u4e2a\u81ea\u52a8\u66f4\u65b0\u7684\u65e5\u671f\u65f6\u95f4\u7c7b\u578b\uff0c\u5b58\u50a8\u4e3a\u6574\u6570\uff0c\u8868\u793a\u81ea Unix \u7eaa\u5143\uff081970 \u5e74 1 \u6708 1 \u65e5\u5348\u591c UTC\uff09\u4ee5\u6765\u7ecf\u8fc7\u7684\u79d2\u6570\u3002 DATETIME\uff1a \u5b83\u662f\u4e00\u4e2a\u975e\u81ea\u52a8\u66f4\u65b0\u7684\u65e5\u671f\u65f6\u95f4\u7c7b\u578b\uff0c\u5b58\u50a8\u4e3a\u4e00\u4e2a\u6574\u6570\uff0c\u8868\u793a\u81ea Unix \u7eaa\u5143\u4ee5\u6765\u7ecf\u8fc7\u7684\u79d2\u6570\uff0c\u4ee5\u53ca\u4e00\u4e2a\u5206\u6570\u90e8\u5206\uff0c\u8868\u793a\u81ea\u8be5\u79d2\u4ee5\u6765\u7684\u5fae\u79d2\u6570\u3002 \u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cMySQL \u5c06 TIMESTAMP \u503c\u5b58\u50a8\u4e3a 8 \u5b57\u8282\u7684\u6709\u7b26\u53f7\u6574\u6570\uff0c\u5b83\u53ef\u4ee5\u8868\u793a\u4ece\u516c\u5143\u524d 4713 \u5e74\u5230\u516c\u5143 292278993 \u5e74\u4e4b\u95f4\u7684\u65f6\u95f4\u3002 \u53ef\u4ee5\u901a\u8fc7\u6307\u5b9a TIMESTAMP [fractional_seconds_precision] \u8bed\u6cd5\u6765\u6307\u5b9a\u65f6\u95f4\u6233\u7684\u5206\u6570\u79d2\u7cbe\u5ea6\u3002\u7cbe\u5ea6\u8303\u56f4\u4ece 0 \u5230 6\uff0c0 \u8868\u793a\u6ca1\u6709\u5206\u6570\u79d2\uff0c6 \u8868\u793a\u5b58\u50a8\u5fae\u79d2\u7cbe\u5ea6\u3002\u4f8b\u5982\uff0cTIMESTAMP(6) \u5c06\u5b58\u50a8\u5fae\u79d2\u7cbe\u5ea6\u7684\u65f6\u95f4\u6233\u3002 \u6ce8\u610f\u4e8b\u9879\uff1a [&hellip;]<\/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-6361","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6361","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=6361"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6361\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=6361"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=6361"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=6361"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}