{"id":185280,"date":"2024-11-10T20:14:16","date_gmt":"2024-11-10T12:14:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/185280\/"},"modified":"2024-11-10T20:14:17","modified_gmt":"2024-11-10T12:14:17","slug":"%e4%bd%bf%e7%94%a8sqlserver%e6%b1%82%e5%8f%96%e9%a4%98%e6%95%b8%e7%9a%84%e5%af%a6%e6%88%b0%e6%8c%87%e5%8d%97%ef%bc%88sqlserver%e6%b1%82%e9%a4%98%e6%95%b8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/185280\/","title":{"rendered":"\u4f7f\u7528sqlserver\u6c42\u53d6\u9918\u6578\u7684\u5be6\u6230\u6307\u5357\uff08sqlserver\u6c42\u9918\u6578\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8sql-server%e6%b1%82%e5%8f%96%e9%a4%98%e6%95%b8%e7%9a%84%e5%af%a6%e6%88%b0%e6%8c%87%e5%8d%97-jiLklcZoQv\">\u4f7f\u7528SQL Server\u6c42\u53d6\u9918\u6578\u7684\u5be6\u6230\u6307\u5357<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cSQL Server\u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u3002\u7576\u6211\u5011\u8655\u7406\u6578\u64da\u6642\uff0c\u7d93\u5e38\u9700\u8981\u9032\u884c\u6578\u5b78\u904b\u7b97\uff0c\u5176\u4e2d\u6c42\u53d6\u9918\u6578\u662f\u4e00\u500b\u5e38\u898b\u7684\u9700\u6c42\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5728SQL Server\u4e2d\u6c42\u53d6\u9918\u6578\uff0c\u4e26\u63d0\u4f9b\u5be6\u7528\u7684\u7bc4\u4f8b\u548c\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e9%a4%98%e6%95%b8%ef%bc%9f-jiLklcZoQv\">\u4ec0\u9ebc\u662f\u9918\u6578\uff1f<\/h2>\n<p>\u9918\u6578\u662f\u6574\u6578\u9664\u6cd5\u4e2d\u7684\u4e00\u500b\u6982\u5ff5\uff0c\u8868\u793a\u5728\u6574\u6578\u9664\u6cd5\u904b\u7b97\u4e2d\uff0c\u9664\u6578\u7121\u6cd5\u6574\u9664\u88ab\u9664\u6578\u6642\u6240\u5269\u4e0b\u7684\u90e8\u5206\u3002\u4f8b\u5982\uff0c\u7576\u6211\u5011\u75285\u53bb\u966413\u6642\uff0c\u5546\u70ba2\uff0c\u9918\u6578\u70ba3\u3002\u9019\u5728\u6578\u64da\u5206\u6790\u548c\u5831\u544a\u4e2d\u7d93\u5e38\u6703\u7528\u5230\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5206\u7d44\u6216\u5206\u985e\u6578\u64da\u6642\u3002<\/p>\n<h2 id=\"sql-server%e4%b8%ad%e7%9a%84%e9%a4%98%e6%95%b8%e9%81%8b%e7%ae%97-jiLklcZoQv\">SQL Server\u4e2d\u7684\u9918\u6578\u904b\u7b97<\/h2>\n<p>\u5728SQL Server\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u5167\u5efa\u7684\u904b\u7b97\u7b26\u4f86\u8a08\u7b97\u9918\u6578\u3002\u6700\u5e38\u7528\u7684\u904b\u7b97\u7b26\u662f<strong>MOD<\/strong>\uff0c\u4f46\u5728SQL Server\u4e2d\uff0c\u6211\u5011\u4f7f\u7528<strong>%<\/strong>\u904b\u7b97\u7b26\u4f86\u7372\u53d6\u9918\u6578\u3002\u5176\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SELECT \u88ab\u9664\u6578 % \u9664\u6578 AS \u9918\u6578;<\/code><\/pre>\n<h3 id=\"%e7%af%84%e4%be%8b%ef%bc%9a%e8%a8%88%e7%ae%97%e9%a4%98%e6%95%b8-jiLklcZoQv\">\u7bc4\u4f8b\uff1a\u8a08\u7b97\u9918\u6578<\/h3>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba<code>Numbers<\/code>\u7684\u8868\u683c\uff0c\u88e1\u9762\u6709\u4e00\u5217\u540d\u70ba<code>Value<\/code>\uff0c\u6211\u5011\u60f3\u8981\u8a08\u7b97\u6bcf\u500b\u6578\u5b57\u9664\u4ee53\u7684\u9918\u6578\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT Value, Value % 3 AS Remainder\nFROM Numbers;<\/code><\/pre>\n<p>\u9019\u6bb5\u67e5\u8a62\u5c07\u8fd4\u56de\u6bcf\u500b\u6578\u5b57\u53ca\u5176\u9664\u4ee53\u7684\u9918\u6578\u3002<\/p>\n<h3 id=\"%e9%80%b2%e9%9a%8e%e7%af%84%e4%be%8b%ef%bc%9a%e4%bd%bf%e7%94%a8case%e8%aa%9e%e5%8f%a5%e9%80%b2%e8%a1%8c%e5%88%86%e9%a1%9e-jiLklcZoQv\">\u9032\u968e\u7bc4\u4f8b\uff1a\u4f7f\u7528CASE\u8a9e\u53e5\u9032\u884c\u5206\u985e<\/h3>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u6211\u5011\u53ef\u80fd\u5e0c\u671b\u6839\u64da\u9918\u6578\u7684\u503c\u9032\u884c\u5206\u985e\u3002\u4f8b\u5982\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u6578\u5b57\u5206\u70ba\u4e09\u985e\uff1a\u53ef\u88ab3\u6574\u9664\u3001\u99181\u548c\u99182\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528<code>CASE<\/code>\u8a9e\u53e5\u4f86\u5be6\u73fe\u9019\u4e00\u9ede\uff1a<\/p>\n<pre><code>SELECT Value,\n       CASE \n           WHEN Value % 3 = 0 THEN '\u53ef\u88ab3\u6574\u9664'\n           WHEN Value % 3 = 1 THEN '\u99181'\n           WHEN Value % 3 = 2 THEN '\u99182'\n       END AS Category\nFROM Numbers;<\/code><\/pre>\n<p>\u9019\u6bb5\u67e5\u8a62\u5c07\u6839\u64da\u9918\u6578\u7684\u4e0d\u540c\uff0c\u70ba\u6bcf\u500b\u6578\u5b57\u5206\u914d\u4e00\u500b\u985e\u5225\u3002<\/p>\n<h2 id=\"%e6%80%a7%e8%83%bd%e8%80%83%e9%87%8f-jiLklcZoQv\">\u6027\u80fd\u8003\u91cf<\/h2>\n<p>\u5728\u9032\u884c\u5927\u91cf\u6578\u64da\u904b\u7b97\u6642\uff0c\u6027\u80fd\u662f\u9700\u8981\u8003\u616e\u7684\u91cd\u8981\u56e0\u7d20\u3002\u4f7f\u7528\u9918\u6578\u904b\u7b97\u6642\uff0c\u7279\u5225\u662f\u5728\u5927\u578b\u6578\u64da\u96c6\u4e0a\uff0c\u61c9\u6ce8\u610f\u67e5\u8a62\u7684\u6548\u7387\u3002\u5efa\u8b70\u5728\u9032\u884c\u8907\u96dc\u67e5\u8a62\u6642\uff0c\u4f7f\u7528\u7d22\u5f15\u4f86\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-jiLklcZoQv\">\u7e3d\u7d50<\/h2>\n<p>\u5728SQL Server\u4e2d\uff0c\u6c42\u53d6\u9918\u6578\u662f\u4e00\u500b\u7c21\u55ae\u800c\u5be6\u7528\u7684\u64cd\u4f5c\uff0c\u80fd\u5920\u5e6b\u52a9\u6211\u5011\u5728\u6578\u64da\u5206\u6790\u4e2d\u9032\u884c\u66f4\u6df1\u5165\u7684\u5206\u985e\u548c\u8655\u7406\u3002\u901a\u904e\u4f7f\u7528<code>%<\/code>\u904b\u7b97\u7b26\u548c<code>CASE<\/code>\u8a9e\u53e5\uff0c\u6211\u5011\u53ef\u4ee5\u9748\u6d3b\u5730\u8655\u7406\u5404\u7a2e\u9700\u6c42\u3002\u82e5\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>\u670d\u52d9\uff0c\u4ee5\u7372\u5f97\u66f4\u597d\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u4f7f\u7528SQL Server\u8a08\u7b97\u9918\u6578\u7684\u5be6\u6230\u6307\u5357\uff0c\u5b78\u7fd2\u6709\u6548\u7684\u67e5\u8a62\u6280\u5de7\u548c\u7bc4\u4f8b\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u80fd\u529b\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-185280","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185280","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=185280"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185280\/revisions"}],"predecessor-version":[{"id":185281,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185280\/revisions\/185281"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=185280"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=185280"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=185280"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}