{"id":78130,"date":"2024-10-16T11:33:14","date_gmt":"2024-10-16T03:33:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/78130\/"},"modified":"2024-10-16T11:33:14","modified_gmt":"2024-10-16T03:33:14","slug":"mysql%e6%8c%87%e4%bb%a4-curtime%ef%bc%88%e7%95%b6%e5%89%8d%e6%99%82%e9%96%93%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/78130\/","title":{"rendered":"MySQL\u6307\u4ee4: CURTIME()\uff08\u7576\u524d\u6642\u9593\uff09"},"content":{"rendered":"<h1 id=\"mysql%e6%8c%87%e4%bb%a4-curtime%ef%bc%88%e7%95%b6%e5%89%8d%e6%99%82%e9%96%93%ef%bc%89-xIofqCfNTQ\">MySQL\u6307\u4ee4: CURTIME()\uff08\u7576\u524d\u6642\u9593\uff09<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u6642\u9593\u7684\u8655\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u74b0\u3002MySQL\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u51fd\u6578\u4f86\u8655\u7406\u6642\u9593\u548c\u65e5\u671f\u3002\u5176\u4e2d\uff0c<code>CURTIME()<\/code>\u51fd\u6578\u662f\u4e00\u500b\u975e\u5e38\u5be6\u7528\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u7372\u53d6\u7576\u524d\u7684\u6642\u9593\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e<code>CURTIME()<\/code>\u7684\u7528\u6cd5\u53ca\u5176\u61c9\u7528\u5834\u666f\u3002<\/p>\n<h2 id=\"curtime%e5%87%bd%e6%95%b8%e6%a6%82%e8%bf%b0-xIofqCfNTQ\">CURTIME()\u51fd\u6578\u6982\u8ff0<\/h2>\n<p><code>CURTIME()<\/code>\u51fd\u6578\u7528\u65bc\u8fd4\u56de\u7576\u524d\u7684\u6642\u9593\uff0c\u683c\u5f0f\u70ba\u300cHH:MM:SS\u300d\u3002\u9019\u500b\u51fd\u6578\u4e0d\u9700\u8981\u4efb\u4f55\u53c3\u6578\uff0c\u4e26\u4e14\u6bcf\u6b21\u8abf\u7528\u6642\u90fd\u6703\u8fd4\u56de\u7576\u524d\u7684\u6642\u9593\u3002\u9019\u5c0d\u65bc\u9700\u8981\u8a18\u9304\u4e8b\u4ef6\u767c\u751f\u6642\u9593\u7684\u61c9\u7528\u5834\u666f\u4f86\u8aaa\u975e\u5e38\u6709\u7528\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e7%af%84%e4%be%8b-xIofqCfNTQ\">\u4f7f\u7528\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f<code>CURTIME()<\/code>\u7684\u57fa\u672c\u7528\u6cd5\u793a\u4f8b\uff1a<\/p>\n<pre><code>SELECT CURTIME();<\/code><\/pre>\n<p>\u57f7\u884c\u4e0a\u8ff0\u67e5\u8a62\u5f8c\uff0c\u60a8\u5c07\u7372\u5f97\u985e\u4f3c\u65bc\u300c14:30:45\u300d\u7684\u7d50\u679c\uff0c\u9019\u8868\u793a\u7576\u524d\u7684\u6642\u9593\u662f\u4e0b\u53482\u9ede30\u520645\u79d2\u3002<\/p>\n<h3 id=\"%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-xIofqCfNTQ\">\u5728\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\u7684\u61c9\u7528<\/h3>\n<p>\u5728\u8a31\u591a\u61c9\u7528\u4e2d\uff0c\u8a18\u9304\u6642\u9593\u6233\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4f8b\u5982\uff0c\u7576\u7528\u6236\u5728\u7db2\u7ad9\u4e0a\u63d0\u4ea4\u8868\u55ae\u6642\uff0c\u60a8\u53ef\u80fd\u5e0c\u671b\u8a18\u9304\u63d0\u4ea4\u7684\u6642\u9593\u3002\u9019\u6642\u53ef\u4ee5\u4f7f\u7528<code>CURTIME()<\/code>\u4f86\u7372\u53d6\u7576\u524d\u6642\u9593\u4e26\u5c07\u5176\u5b58\u5165\u6578\u64da\u5eab\u3002<\/p>\n<pre><code>INSERT INTO submissions (user_id, submission_time) VALUES (1, CURTIME());<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u7576\u7528\u6236ID\u70ba1\u7684\u63d0\u4ea4\u5c07\u6703\u8a18\u9304\u7576\u524d\u7684\u6642\u9593\u3002<\/p>\n<h2 id=\"curtime%e8%88%87%e5%85%b6%e4%bb%96%e6%99%82%e9%96%93%e5%87%bd%e6%95%b8%e7%9a%84%e6%af%94%e8%bc%83-xIofqCfNTQ\">CURTIME()\u8207\u5176\u4ed6\u6642\u9593\u51fd\u6578\u7684\u6bd4\u8f03<\/h2>\n<p>MySQL\u9084\u63d0\u4f9b\u4e86\u5176\u4ed6\u4e00\u4e9b\u6642\u9593\u76f8\u95dc\u7684\u51fd\u6578\uff0c\u4f8b\u5982<code>NOW()<\/code>\u548c<code>CURRENT_TIMESTAMP()<\/code>\u3002\u9019\u4e9b\u51fd\u6578\u7684\u4e3b\u8981\u5340\u5225\u5728\u65bc\u8fd4\u56de\u7684\u5167\u5bb9\uff1a<\/p>\n<ul>\n<li><code>NOW()<\/code>\uff1a\u8fd4\u56de\u7576\u524d\u7684\u65e5\u671f\u548c\u6642\u9593\uff0c\u683c\u5f0f\u70ba\u300cYYYY-MM-DD HH:MM:SS\u300d\u3002<\/li>\n<li><code>CURRENT_TIMESTAMP()<\/code>\uff1a\u8207<code>NOW()<\/code>\u76f8\u540c\uff0c\u8fd4\u56de\u7576\u524d\u7684\u65e5\u671f\u548c\u6642\u9593\u3002<\/li>\n<li><code>CURTIME()<\/code>\uff1a\u50c5\u8fd4\u56de\u7576\u524d\u7684\u6642\u9593\uff0c\u683c\u5f0f\u70ba\u300cHH:MM:SS\u300d\u3002<\/li>\n<\/ul>\n<p>\u6839\u64da\u9700\u6c42\u7684\u4e0d\u540c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u9078\u64c7\u6700\u5408\u9069\u7684\u51fd\u6578\u4f86\u4f7f\u7528\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-xIofqCfNTQ\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u4f7f\u7528<code>CURTIME()<\/code>\u6642\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u8fd4\u56de\u7684\u6642\u9593\u662f\u6839\u64daMySQL\u4f3a\u670d\u5668\u7684\u6642\u5340\u8a2d\u5b9a\u3002\u5982\u679c\u4f3a\u670d\u5668\u7684\u6642\u5340\u8a2d\u5b9a\u4e0d\u6b63\u78ba\uff0c\u5247\u8fd4\u56de\u7684\u6642\u9593\u4e5f\u6703\u4e0d\u6b63\u78ba\u3002<\/li>\n<li>\u5728\u9032\u884c\u6642\u9593\u6bd4\u8f03\u6642\uff0c\u78ba\u4fdd\u4f7f\u7528\u76f8\u540c\u7684\u6642\u9593\u683c\u5f0f\uff0c\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-xIofqCfNTQ\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u7684<code>CURTIME()<\/code>\u51fd\u6578\u662f\u4e00\u500b\u7c21\u55ae\u800c\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u8f15\u9b06\u7372\u53d6\u7576\u524d\u6642\u9593\u3002\u7121\u8ad6\u662f\u5728\u6578\u64da\u8a18\u9304\u3001\u4e8b\u4ef6\u8ffd\u8e64\u9084\u662f\u5176\u4ed6\u9700\u8981\u6642\u9593\u6233\u7684\u61c9\u7528\u4e2d\uff0c<code>CURTIME()<\/code>\u90fd\u80fd\u767c\u63ee\u91cd\u8981\u4f5c\u7528\u3002\u4e86\u89e3\u5982\u4f55\u6b63\u78ba\u4f7f\u7528\u9019\u500b\u51fd\u6578\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6548\u7387\u548c\u6e96\u78ba\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u6307\u4ee4CURTIME()\uff0c\u7528\u65bc\u7372\u53d6\u7576\u524d\u6642\u9593\uff0c\u7c21\u5316\u6642\u9593\u7ba1\u7406\u8207\u67e5\u8a62\u64cd\u4f5c\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-78130","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/78130","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=78130"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/78130\/revisions"}],"predecessor-version":[{"id":78131,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/78130\/revisions\/78131"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=78130"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=78130"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=78130"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}