{"id":78126,"date":"2024-10-16T11:31:16","date_gmt":"2024-10-16T03:31:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/78126\/"},"modified":"2024-10-16T11:31:17","modified_gmt":"2024-10-16T03:31:17","slug":"mysql%e6%8c%87%e4%bb%a4-curdate%ef%bc%88%e7%95%b6%e5%89%8d%e6%97%a5%e6%9c%9f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/78126\/","title":{"rendered":"MySQL\u6307\u4ee4: CURDATE()\uff08\u7576\u524d\u65e5\u671f\uff09"},"content":{"rendered":"<h1 id=\"mysql%e6%8c%87%e4%bb%a4-curdate%ef%bc%88%e7%95%b6%e5%89%8d%e6%97%a5%e6%9c%9f%ef%bc%89-KGeKbdwHiM\">MySQL\u6307\u4ee4: CURDATE()\uff08\u7576\u524d\u65e5\u671f\uff09<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u65e5\u671f\u548c\u6642\u9593\u7684\u8655\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u74b0\u3002MySQL\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u51fd\u6578\u4f86\u8655\u7406\u65e5\u671f\u548c\u6642\u9593\u3002\u5176\u4e2d\uff0c<code>CURDATE()<\/code>\u51fd\u6578\u662f\u4e00\u500b\u975e\u5e38\u5be6\u7528\u7684\u6307\u4ee4\uff0c\u7528\u65bc\u7372\u53d6\u7576\u524d\u7684\u65e5\u671f\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e<code>CURDATE()<\/code>\u7684\u7528\u6cd5\u53ca\u5176\u61c9\u7528\u5834\u666f\u3002<\/p>\n<h2 id=\"curdate%e5%87%bd%e6%95%b8%e6%a6%82%e8%bf%b0-KGeKbdwHiM\">CURDATE()\u51fd\u6578\u6982\u8ff0<\/h2>\n<p><code>CURDATE()<\/code>\u51fd\u6578\u7528\u65bc\u8fd4\u56de\u7576\u524d\u7684\u65e5\u671f\uff0c\u683c\u5f0f\u70ba&#8217;YYYY-MM-DD&#8217;\u3002\u9019\u500b\u51fd\u6578\u4e0d\u9700\u8981\u4efb\u4f55\u53c3\u6578\uff0c\u4f7f\u7528\u6642\u975e\u5e38\u7c21\u55ae\u3002\u5b83\u7684\u4e3b\u8981\u7528\u9014\u662f\u5728\u67e5\u8a62\u4e2d\u7372\u53d6\u7576\u524d\u65e5\u671f\uff0c\u4ee5\u4fbf\u9032\u884c\u6578\u64da\u7684\u7be9\u9078\u6216\u8a08\u7b97\u3002<\/p>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e7%94%a8%e6%b3%95-KGeKbdwHiM\">\u57fa\u672c\u7528\u6cd5<\/h3>\n<p>\u4ee5\u4e0b\u662f<code>CURDATE()<\/code>\u7684\u57fa\u672c\u7528\u6cd5\u793a\u4f8b\uff1a<\/p>\n<pre><code>SELECT CURDATE();<\/code><\/pre>\n<p>\u57f7\u884c\u4e0a\u8ff0\u67e5\u8a62\u5f8c\uff0c\u5c07\u8fd4\u56de\u7576\u524d\u7684\u65e5\u671f\uff0c\u4f8b\u5982\uff1a<code>2023-10-01<\/code>\u3002<\/p>\n<h3 id=\"%e5%9c%a8%e6%9f%a5%e8%a9%a2%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-KGeKbdwHiM\">\u5728\u67e5\u8a62\u4e2d\u7684\u61c9\u7528<\/h3>\n<p>\u9664\u4e86\u55ae\u7368\u4f7f\u7528\uff0c<code>CURDATE()<\/code>\u9084\u53ef\u4ee5\u8207\u5176\u4ed6SQL\u8a9e\u53e5\u7d50\u5408\u4f7f\u7528\uff0c\u4ee5\u4fbf\u9032\u884c\u66f4\u8907\u96dc\u7684\u67e5\u8a62\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba<code>orders<\/code>\u7684\u8868\uff0c\u8a72\u8868\u5305\u542b\u8a02\u55ae\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u8a02\u55ae\u65e5\u671f\u3002\u82e5\u8981\u67e5\u8a62\u4eca\u5929\u7684\u6240\u6709\u8a02\u55ae\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT * FROM orders WHERE order_date = CURDATE();<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u5728\u7576\u524d\u65e5\u671f\u4e0b\u7684\u8a02\u55ae\u8a18\u9304\u3002<\/p>\n<h2 id=\"curdate%e7%9a%84%e9%80%b2%e9%9a%8e%e6%87%89%e7%94%a8-KGeKbdwHiM\">CURDATE()\u7684\u9032\u968e\u61c9\u7528<\/h2>\n<p>\u9664\u4e86\u57fa\u672c\u7684\u67e5\u8a62\uff0c<code>CURDATE()<\/code>\u9084\u53ef\u4ee5\u7528\u65bc\u8a08\u7b97\u548c\u6bd4\u8f03\u65e5\u671f\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u67e5\u8a62\u904e\u53bb\u4e03\u5929\u5167\u7684\u8a02\u55ae\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT * FROM orders WHERE order_date &gt;= CURDATE() - INTERVAL 7 DAY;<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u67e5\u8a62\u5c07\u8fd4\u56de\u904e\u53bb\u4e03\u5929\u5167\u7684\u6240\u6709\u8a02\u55ae\uff0c\u9019\u5728\u5831\u544a\u548c\u6578\u64da\u5206\u6790\u4e2d\u975e\u5e38\u6709\u7528\u3002<\/p>\n<h3 id=\"%e8%88%87%e5%85%b6%e4%bb%96%e6%97%a5%e6%9c%9f%e5%87%bd%e6%95%b8%e7%9a%84%e7%b5%90%e5%90%88-KGeKbdwHiM\">\u8207\u5176\u4ed6\u65e5\u671f\u51fd\u6578\u7684\u7d50\u5408<\/h3>\n<p>\u5728MySQL\u4e2d\uff0c<code>CURDATE()<\/code>\u53ef\u4ee5\u8207\u5176\u4ed6\u65e5\u671f\u51fd\u6578\u7d50\u5408\u4f7f\u7528\uff0c\u4f8b\u5982<code>NOW()<\/code>\u3001<code>DATE_ADD()<\/code>\u7b49\u3002\u9019\u6a23\u53ef\u4ee5\u5be6\u73fe\u66f4\u9748\u6d3b\u7684\u65e5\u671f\u8655\u7406\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u7372\u53d6\u7576\u524d\u65e5\u671f\u52a0\u4e0a30\u5929\u7684\u65e5\u671f\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>SELECT DATE_ADD(CURDATE(), INTERVAL 30 DAY);<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u7576\u524d\u65e5\u671f\u52a0\u4e0a30\u5929\u7684\u65e5\u671f\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-KGeKbdwHiM\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528<code>CURDATE()<\/code>\u6642\uff0c\u6709\u5e7e\u9ede\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li><strong>\u6642\u5340\u8a2d\u5b9a\uff1a<\/strong>\u78ba\u4fddMySQL\u7684\u6642\u5340\u8a2d\u5b9a\u6b63\u78ba\uff0c\u5426\u5247\u8fd4\u56de\u7684\u65e5\u671f\u53ef\u80fd\u4e0d\u7b26\u5408\u9810\u671f\u3002<\/li>\n<li><strong>\u65e5\u671f\u683c\u5f0f\uff1a<\/strong>\u8fd4\u56de\u7684\u65e5\u671f\u683c\u5f0f\u70ba&#8217;YYYY-MM-DD&#8217;\uff0c\u5728\u9032\u884c\u6bd4\u8f03\u6642\u9700\u6ce8\u610f\u683c\u5f0f\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-KGeKbdwHiM\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u7684<code>CURDATE()<\/code>\u51fd\u6578\u662f\u4e00\u500b\u5f37\u5927\u4e14\u9748\u6d3b\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u8f15\u9b06\u7372\u53d6\u7576\u524d\u65e5\u671f\u4e26\u9032\u884c\u5404\u7a2e\u65e5\u671f\u76f8\u95dc\u7684\u64cd\u4f5c\u3002\u7121\u8ad6\u662f\u5728\u6578\u64da\u67e5\u8a62\u3001\u5831\u544a\u751f\u6210\u9084\u662f\u6578\u64da\u5206\u6790\u4e2d\uff0c<code>CURDATE()<\/code>\u90fd\u80fd\u767c\u63ee\u91cd\u8981\u4f5c\u7528\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5728\u60a8\u7684\u9805\u76ee\u4e2d\u4f7f\u7528MySQL\uff0c\u6216\u5c0b\u627e\u5408\u9069\u7684<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u6307\u4ee4CURDATE()\uff0c\u8f15\u9b06\u7372\u53d6\u7576\u524d\u65e5\u671f\uff0c\u63d0\u5347\u6578\u64da\u67e5\u8a62\u6548\u7387\uff0c\u7c21\u5316\u8cc7\u6599\u5eab\u64cd\u4f5c\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-78126","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/78126","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=78126"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/78126\/revisions"}],"predecessor-version":[{"id":78127,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/78126\/revisions\/78127"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=78126"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=78126"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=78126"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}