{"id":162953,"date":"2024-11-04T19:25:20","date_gmt":"2024-11-04T11:25:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162953\/"},"modified":"2024-11-04T19:25:21","modified_gmt":"2024-11-04T11:25:21","slug":"%e6%95%99%e6%82%a8%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8sql-datename","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162953\/","title":{"rendered":"\u6559\u60a8\u5982\u4f55\u4f7f\u7528sql DATENAME"},"content":{"rendered":"<h1 id=\"%e6%95%99%e6%82%a8%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8sql-datename-hyYytsWuPB\">\u6559\u60a8\u5982\u4f55\u4f7f\u7528SQL DATENAME<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u4e2d\uff0cSQL\u662f\u4e00\u7a2e\u975e\u5e38\u91cd\u8981\u7684\u67e5\u8a62\u8a9e\u8a00\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u8cc7\u6599\u5eab\u7cfb\u7d71\u4e2d\u3002SQL\u63d0\u4f9b\u4e86\u591a\u7a2e\u51fd\u6578\u4f86\u8655\u7406\u548c\u64cd\u4f5c\u8cc7\u6599\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662fDATENAME\u51fd\u6578\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eDATENAME\u7684\u7528\u6cd5\u53ca\u5176\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afdatename%e5%87%bd%e6%95%b8%ef%bc%9f-hyYytsWuPB\">\u4ec0\u9ebc\u662fDATENAME\u51fd\u6578\uff1f<\/h2>\n<p>DATENAME\u51fd\u6578\u662f\u4e00\u500b\u7528\u65bc\u8fd4\u56de\u6307\u5b9a\u65e5\u671f\u90e8\u5206\u7684\u540d\u7a31\u7684SQL\u51fd\u6578\u3002\u9019\u500b\u51fd\u6578\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u5f9e\u65e5\u671f\u4e2d\u63d0\u53d6\u51fa\u7279\u5b9a\u7684\u90e8\u5206\uff0c\u4f8b\u5982\u5e74\u3001\u6708\u3001\u65e5\u3001\u661f\u671f\u7b49\uff0c\u4e26\u4ee5\u5b57\u4e32\u7684\u5f62\u5f0f\u8fd4\u56de\u3002\u9019\u5728\u5831\u544a\u751f\u6210\u548c\u6578\u64da\u5206\u6790\u4e2d\u975e\u5e38\u6709\u7528\uff0c\u56e0\u70ba\u5b83\u53ef\u4ee5\u4f7f\u65e5\u671f\u7684\u986f\u793a\u66f4\u52a0\u4eba\u6027\u5316\u3002<\/p>\n<h2 id=\"datename%e7%9a%84%e8%aa%9e%e6%b3%95-hyYytsWuPB\">DATENAME\u7684\u8a9e\u6cd5<\/h2>\n<pre><code>DATENAME(datepart, date)<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>datepart<\/code>\u662f\u60a8\u5e0c\u671b\u63d0\u53d6\u7684\u65e5\u671f\u90e8\u5206\uff0c\u800c<code>date<\/code>\u662f\u60a8\u8981\u64cd\u4f5c\u7684\u65e5\u671f\u503c\u3002\u5e38\u898b\u7684<code>datepart<\/code>\u9078\u9805\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>year<\/code> &#8211; \u5e74<\/li>\n<li><code>quarter<\/code> &#8211; \u5b63\u5ea6<\/li>\n<li><code>month<\/code> &#8211; \u6708<\/li>\n<li><code>day<\/code> &#8211; \u65e5<\/li>\n<li><code>weekday<\/code> &#8211; \u661f\u671f<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e7%af%84%e4%be%8b-hyYytsWuPB\">\u4f7f\u7528\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f7f\u7528DATENAME\u51fd\u6578\u7684\u7bc4\u4f8b\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u5176\u7528\u6cd5\uff1a<\/p>\n<h3 id=\"%e7%af%84%e4%be%8b1%ef%bc%9a%e6%8f%90%e5%8f%96%e5%b9%b4%e4%bb%bd-hyYytsWuPB\">\u7bc4\u4f8b1\uff1a\u63d0\u53d6\u5e74\u4efd<\/h3>\n<pre><code>SELECT DATENAME(year, '2023-10-01') AS YearName;<\/code><\/pre>\n<p>\u9019\u6bb5\u67e5\u8a62\u5c07\u8fd4\u56de\u5b57\u4e32<code>'2023'<\/code>\uff0c\u8868\u793a\u63d0\u53d6\u7684\u5e74\u4efd\u3002<\/p>\n<h3 id=\"%e7%af%84%e4%be%8b2%ef%bc%9a%e6%8f%90%e5%8f%96%e6%9c%88%e4%bb%bd-hyYytsWuPB\">\u7bc4\u4f8b2\uff1a\u63d0\u53d6\u6708\u4efd<\/h3>\n<pre><code>SELECT DATENAME(month, '2023-10-01') AS MonthName;<\/code><\/pre>\n<p>\u9019\u6bb5\u67e5\u8a62\u5c07\u8fd4\u56de\u5b57\u4e32<code>'October'<\/code>\uff0c\u8868\u793a\u63d0\u53d6\u7684\u6708\u4efd\u540d\u7a31\u3002<\/p>\n<h3 id=\"%e7%af%84%e4%be%8b3%ef%bc%9a%e6%8f%90%e5%8f%96%e6%98%9f%e6%9c%9f%e5%b9%be-hyYytsWuPB\">\u7bc4\u4f8b3\uff1a\u63d0\u53d6\u661f\u671f\u5e7e<\/h3>\n<pre><code>SELECT DATENAME(weekday, '2023-10-01') AS WeekdayName;<\/code><\/pre>\n<p>\u9019\u6bb5\u67e5\u8a62\u5c07\u8fd4\u56de\u5b57\u4e32<code>'Sunday'<\/code>\uff0c\u8868\u793a\u63d0\u53d6\u7684\u661f\u671f\u5e7e\u540d\u7a31\u3002<\/p>\n<h2 id=\"datename%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-hyYytsWuPB\">DATENAME\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>DATENAME\u51fd\u6578\u5728\u8a31\u591a\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<ul>\n<li><strong>\u5831\u544a\u751f\u6210\uff1a<\/strong>\u5728\u751f\u6210\u5831\u544a\u6642\uff0c\u4f7f\u7528DATENAME\u53ef\u4ee5\u4f7f\u65e5\u671f\u986f\u793a\u66f4\u52a0\u6e05\u6670\u6613\u61c2\u3002<\/li>\n<li><strong>\u6578\u64da\u5206\u6790\uff1a<\/strong>\u5728\u9032\u884c\u6578\u64da\u5206\u6790\u6642\uff0c\u63d0\u53d6\u7279\u5b9a\u7684\u65e5\u671f\u90e8\u5206\u53ef\u4ee5\u5e6b\u52a9\u5206\u6790\u8da8\u52e2\u548c\u6a21\u5f0f\u3002<\/li>\n<li><strong>\u7528\u6236\u754c\u9762\uff1a<\/strong>\u5728\u7528\u6236\u754c\u9762\u4e2d\u986f\u793a\u65e5\u671f\u6642\uff0c\u4f7f\u7528DATENAME\u53ef\u4ee5\u63d0\u4f9b\u66f4\u53cb\u597d\u7684\u986f\u793a\u683c\u5f0f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-hyYytsWuPB\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528DATENAME\u51fd\u6578\u6642\uff0c\u8acb\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u65e5\u671f\u683c\u5f0f\u6b63\u78ba\uff0c\u5426\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u932f\u8aa4\u3002<\/li>\n<li>\u4e0d\u540c\u7684\u8cc7\u6599\u5eab\u7cfb\u7d71\u53ef\u80fd\u5c0dDATENAME\u7684\u652f\u6301\u6709\u6240\u4e0d\u540c\uff0c\u8acb\u53c3\u8003\u76f8\u61c9\u7684\u6587\u6a94\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-hyYytsWuPB\">\u7e3d\u7d50<\/h2>\n<p>DATENAME\u51fd\u6578\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u5f9e\u65e5\u671f\u4e2d\u63d0\u53d6\u51fa\u6709\u7528\u7684\u4fe1\u606f\u3002\u7121\u8ad6\u662f\u5728\u5831\u544a\u751f\u6210\u3001\u6578\u64da\u5206\u6790\u9084\u662f\u7528\u6236\u754c\u9762\u8a2d\u8a08\u4e2d\uff0cDATENAME\u90fd\u80fd\u63d0\u4f9b\u66f4\u6e05\u6670\u7684\u65e5\u671f\u986f\u793a\u3002\u4e86\u89e3\u5982\u4f55\u4f7f\u7528\u9019\u500b\u51fd\u6578\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u60a8\u7684SQL\u67e5\u8a62\u80fd\u529b\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u548c\u7ba1\u7406\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684\u696d\u52d9\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4f7f\u7528 SQL \u7684 DATENAME \u51fd\u6570\u63d0\u53d6\u65e5\u671f\u90e8\u5206\uff0c\u8f7b\u677e\u683c\u5f0f\u5316\u548c\u663e\u793a\u65e5\u671f\u4fe1\u606f\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-162953","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162953","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=162953"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162953\/revisions"}],"predecessor-version":[{"id":162954,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162953\/revisions\/162954"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162953"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162953"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162953"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}