{"id":80266,"date":"2024-10-16T14:04:17","date_gmt":"2024-10-16T06:04:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/80266\/"},"modified":"2024-10-16T14:04:17","modified_gmt":"2024-10-16T06:04:17","slug":"mysql%e6%8c%87%e4%bb%a4-week%ef%bc%88%e5%91%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/80266\/","title":{"rendered":"MySQL\u6307\u4ee4: WEEK()\uff08\u5468\uff09"},"content":{"rendered":"<h1 id=\"mysql%e6%8c%87%e4%bb%a4-week%ef%bc%88%e5%91%a8%ef%bc%89-RRBXhyhriC\">MySQL\u6307\u4ee4: WEEK()\uff08\u5468\uff09<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cMySQL\u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u958b\u6e90\u95dc\u806f\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u3002\u5b83\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u8655\u7406\u548c\u5206\u6790\u6578\u64da\uff0c\u5176\u4e2d\u5305\u62ec\u65e5\u671f\u548c\u6642\u9593\u7684\u8655\u7406\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eMySQL\u4e2d\u7684WEEK()\u51fd\u6578\uff0c\u9019\u662f\u4e00\u500b\u7528\u65bc\u8a08\u7b97\u65e5\u671f\u6240\u5c6c\u5468\u6578\u7684\u6709\u7528\u5de5\u5177\u3002<\/p>\n<h2 id=\"week%e5%87%bd%e6%95%b8%e6%a6%82%e8%bf%b0-RRBXhyhriC\">WEEK()\u51fd\u6578\u6982\u8ff0<\/h2>\n<p>WEEK()\u51fd\u6578\u7684\u4e3b\u8981\u529f\u80fd\u662f\u8fd4\u56de\u6307\u5b9a\u65e5\u671f\u6240\u5c6c\u7684\u5468\u6578\u3002\u9019\u500b\u51fd\u6578\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>WEEK(date, mode)<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<code>date<\/code>\u662f\u8981\u8a08\u7b97\u7684\u65e5\u671f\uff0c\u800c<code>mode<\/code>\u662f\u53ef\u9078\u7684\u53c3\u6578\uff0c\u7528\u65bc\u6307\u5b9a\u5468\u7684\u8a08\u7b97\u65b9\u5f0f\u3002\u9019\u500b\u51fd\u6578\u7684\u8fd4\u56de\u503c\u662f\u6574\u6578\uff0c\u8868\u793a\u8a72\u65e5\u671f\u5728\u4e00\u5e74\u4e2d\u7684\u5468\u6578\u3002<\/p>\n<h2 id=\"mode%e5%8f%83%e6%95%b8%e7%9a%84%e9%81%b8%e6%93%87-RRBXhyhriC\">mode\u53c3\u6578\u7684\u9078\u64c7<\/h2>\n<p>WEEK()\u51fd\u6578\u7684<code>mode<\/code>\u53c3\u6578\u53ef\u4ee5\u53d6\u4ee5\u4e0b\u503c\uff0c\u9019\u4e9b\u503c\u6c7a\u5b9a\u4e86\u5468\u7684\u958b\u59cb\u65e5\u548c\u8a08\u7b97\u65b9\u5f0f\uff1a<\/p>\n<ul>\n<li><strong>0<\/strong> &#8211; \u9031\u65e5\u70ba\u4e00\u5468\u7684\u7b2c\u4e00\u5929\uff08\u9ed8\u8a8d\u503c\uff09<\/li>\n<li><strong>1<\/strong> &#8211; \u9031\u4e00\u70ba\u4e00\u5468\u7684\u7b2c\u4e00\u5929<\/li>\n<li><strong>2<\/strong> &#8211; \u9031\u4e8c\u70ba\u4e00\u5468\u7684\u7b2c\u4e00\u5929<\/li>\n<li><strong>3<\/strong> &#8211; \u9031\u4e09\u70ba\u4e00\u5468\u7684\u7b2c\u4e00\u5929<\/li>\n<li><strong>4<\/strong> &#8211; \u9031\u56db\u70ba\u4e00\u5468\u7684\u7b2c\u4e00\u5929<\/li>\n<li><strong>5<\/strong> &#8211; \u9031\u4e94\u70ba\u4e00\u5468\u7684\u7b2c\u4e00\u5929<\/li>\n<li><strong>6<\/strong> &#8211; \u9031\u516d\u70ba\u4e00\u5468\u7684\u7b2c\u4e00\u5929<\/li>\n<li><strong>7<\/strong> &#8211; \u9031\u65e5\u70ba\u4e00\u5468\u7684\u7b2c\u4e00\u5929\uff0c\u4e26\u4e14\u5468\u6578\u5f9e1\u67081\u65e5\u958b\u59cb\u8a08\u7b97<\/li>\n<li><strong>8<\/strong> &#8211; \u9031\u4e00\u70ba\u4e00\u5468\u7684\u7b2c\u4e00\u5929\uff0c\u4e26\u4e14\u5468\u6578\u5f9e1\u67081\u65e5\u958b\u59cb\u8a08\u7b97<\/li>\n<\/ul>\n<p>\u6839\u64da\u4e0d\u540c\u7684\u9700\u6c42\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u9078\u64c7\u9069\u5408\u7684<code>mode<\/code>\u503c\u4f86\u7372\u5f97\u6240\u9700\u7684\u5468\u6578\u8a08\u7b97\u7d50\u679c\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e7%af%84%e4%be%8b-RRBXhyhriC\">\u4f7f\u7528\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f7f\u7528WEEK()\u51fd\u6578\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>SELECT WEEK('2023-10-01');<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de2023\u5e7410\u67081\u65e5\u6240\u5c6c\u7684\u5468\u6578\uff0c\u6839\u64da\u9ed8\u8a8d\u7684\u8a08\u7b97\u65b9\u5f0f\uff08\u9031\u65e5\u70ba\u4e00\u5468\u7684\u7b2c\u4e00\u5929\uff09\u3002<\/p>\n<pre><code>SELECT WEEK('2023-10-01', 1);<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de2023\u5e7410\u67081\u65e5\u6240\u5c6c\u7684\u5468\u6578\uff0c\u4f46\u9019\u6b21\u662f\u4ee5\u9031\u4e00\u70ba\u4e00\u5468\u7684\u7b2c\u4e00\u5929\u9032\u884c\u8a08\u7b97\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8-RRBXhyhriC\">\u5be6\u969b\u61c9\u7528<\/h2>\n<p>WEEK()\u51fd\u6578\u5728\u8a31\u591a\u5be6\u969b\u61c9\u7528\u4e2d\u90fd\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u5728\u5831\u544a\u4e2d\u9700\u8981\u6309\u5468\u7d71\u8a08\u6578\u64da\u6642\uff0c\u4f7f\u7528WEEK()\u51fd\u6578\u53ef\u4ee5\u8f15\u9b06\u5730\u5c07\u6578\u64da\u5206\u7d44\u3002\u9019\u5728\u92b7\u552e\u5831\u544a\u3001\u7db2\u7ad9\u6d41\u91cf\u5206\u6790\u7b49\u5834\u666f\u4e2d\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<p>\u6b64\u5916\uff0cWEEK()\u51fd\u6578\u4e5f\u53ef\u4ee5\u8207\u5176\u4ed6\u65e5\u671f\u51fd\u6578\u7d50\u5408\u4f7f\u7528\uff0c\u4f8b\u5982DATE_FORMAT()\uff0c\u4ee5\u4fbf\u66f4\u9748\u6d3b\u5730\u8655\u7406\u548c\u986f\u793a\u65e5\u671f\u6578\u64da\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-RRBXhyhriC\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528WEEK()\u51fd\u6578\u6642\uff0c\u4f7f\u7528\u8005\u61c9\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n    &lt;li<code>mode<\/code>\u53c3\u6578\u7684\u9078\u64c7\u6703\u5f71\u97ff\u7d50\u679c\uff0c\u56e0\u6b64\u5728\u9032\u884c\u8a08\u7b97\u524d\u61c9\u660e\u78ba\u9700\u6c42\u3002<\/li>\n<li>\u5982\u679c\u65e5\u671f\u70baNULL\uff0c\u5247WEEK()\u51fd\u6578\u5c07\u8fd4\u56deNULL\u3002<\/li>\n<li>\u6839\u64da\u4e0d\u540c\u7684\u5730\u5340\u548c\u6587\u5316\uff0c\u5468\u7684\u958b\u59cb\u65e5\u53ef\u80fd\u6709\u6240\u4e0d\u540c\uff0c\u4f7f\u7528\u8005\u61c9\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u9078\u64c7\u5408\u9069\u7684<code>mode<\/code>\u503c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-RRBXhyhriC\">\u7e3d\u7d50<\/h2>\n<p>WEEK()\u51fd\u6578\u662fMySQL\u4e2d\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u4f7f\u7528\u8005\u8f15\u9b06\u8a08\u7b97\u65e5\u671f\u6240\u5c6c\u7684\u5468\u6578\u3002\u7121\u8ad6\u662f\u5728\u6578\u64da\u5206\u6790\u9084\u662f\u5831\u544a\u751f\u6210\u4e2d\uff0c\u9019\u500b\u51fd\u6578\u90fd\u80fd\u63d0\u4f9b\u91cd\u8981\u7684\u652f\u6301\u3002\u5c0d\u65bc\u9700\u8981\u9032\u884c\u65e5\u671f\u8a08\u7b97\u7684\u958b\u767c\u8005\u548c\u6578\u64da\u5206\u6790\u5e2b\u4f86\u8aaa\uff0c\u719f\u6089WEEK()\u51fd\u6578\u7684\u7528\u6cd5\u5c07\u5927\u5927\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc<code>VPS<\/code>\u3001<code>\u9999\u6e2fVPS<\/code>\u6216\u5176\u4ed6<code>\u670d\u52a1\u5668<\/code>\u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK<\/a> \u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u6307\u4ee4WEEK()\uff0c\u7528\u4e8e\u83b7\u53d6\u65e5\u671f\u6240\u5728\u7684\u5468\u6570\uff0c\u652f\u6301\u591a\u79cd\u6a21\u5f0f\uff0c\u4fbf\u4e8e\u65e5\u671f\u5904\u7406\u548c\u5206\u6790\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-80266","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/80266","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=80266"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/80266\/revisions"}],"predecessor-version":[{"id":80267,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/80266\/revisions\/80267"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=80266"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=80266"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=80266"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}