{"id":138427,"date":"2024-10-31T14:23:17","date_gmt":"2024-10-31T06:23:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/138427\/"},"modified":"2024-10-31T14:23:18","modified_gmt":"2024-10-31T06:23:18","slug":"sql-server%e6%9f%a5%e8%a9%a2%e7%b5%90%e6%9e%9c%e9%9b%86%e4%b8%ad%e7%9a%84%e5%b8%b8%e9%87%8f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/138427\/","title":{"rendered":"SQL Server\u67e5\u8a62\u7d50\u679c\u96c6\u4e2d\u7684\u5e38\u91cf"},"content":{"rendered":"<h1 id=\"sql-server%e6%9f%a5%e8%a9%a2%e7%b5%90%e6%9e%9c%e9%9b%86%e4%b8%ad%e7%9a%84%e5%b8%b8%e9%87%8f-eMAaxSJDcj\">SQL Server\u67e5\u8a62\u7d50\u679c\u96c6\u4e2d\u7684\u5e38\u91cf<\/h1>\n<p>\u5728\u4f7f\u7528SQL Server\u9032\u884c\u6578\u64da\u67e5\u8a62\u6642\uff0c\u67e5\u8a62\u7d50\u679c\u96c6\u4e2d\u7684\u5e38\u91cf\u662f\u4e00\u500b\u91cd\u8981\u7684\u6982\u5ff5\u3002\u5e38\u91cf\u662f\u6307\u5728\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u56fa\u5b9a\u503c\uff0c\u9019\u4e9b\u503c\u4e0d\u6703\u96a8\u8457\u67e5\u8a62\u7684\u57f7\u884c\u800c\u6539\u8b8a\u3002\u672c\u6587\u5c07\u63a2\u8a0eSQL Server\u4e2d\u5e38\u91cf\u7684\u4f7f\u7528\u65b9\u5f0f\u3001\u985e\u578b\u53ca\u5176\u5728\u67e5\u8a62\u4e2d\u7684\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e9%87%8f%e7%9a%84%e9%a1%9e%e5%9e%8b-eMAaxSJDcj\">\u5e38\u91cf\u7684\u985e\u578b<\/h2>\n<p>\u5728SQL Server\u4e2d\uff0c\u5e38\u91cf\u53ef\u4ee5\u5206\u70ba\u5e7e\u7a2e\u985e\u578b\uff0c\u4e3b\u8981\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u5b57\u5e38\u91cf\uff1a<\/strong>\u9019\u4e9b\u662f\u6574\u6578\u6216\u6d6e\u9ede\u6578\uff0c\u4f8b\u5982\uff1a<code>100<\/code>\u3001<code>3.14<\/code>\u3002<\/li>\n<li><strong>\u5b57\u4e32\u5e38\u91cf\uff1a<\/strong>\u9019\u4e9b\u662f\u7531\u5b57\u7b26\u7d44\u6210\u7684\u56fa\u5b9a\u503c\uff0c\u4f8b\u5982\uff1a<code>'Hello, World'<\/code>\u3002<\/li>\n<li><strong>\u65e5\u671f\u548c\u6642\u9593\u5e38\u91cf\uff1a<\/strong>\u9019\u4e9b\u662f\u8868\u793a\u7279\u5b9a\u65e5\u671f\u548c\u6642\u9593\u7684\u503c\uff0c\u4f8b\u5982\uff1a<code>'2023-10-01'<\/code>\u3002<\/li>\n<li><strong>\u5e03\u6797\u5e38\u91cf\uff1a<\/strong>\u9019\u4e9b\u662f\u8868\u793a\u771f\u6216\u5047\u7684\u503c\uff0c\u4f8b\u5982\uff1a<code>TRUE<\/code>\u6216<code>FALSE<\/code>\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%b8%b8%e9%87%8f%e5%9c%a8%e6%9f%a5%e8%a9%a2%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-eMAaxSJDcj\">\u5e38\u91cf\u5728\u67e5\u8a62\u4e2d\u7684\u61c9\u7528<\/h2>\n<p>\u5e38\u91cf\u5728SQL\u67e5\u8a62\u4e2d\u53ef\u4ee5\u7528\u65bc\u591a\u7a2e\u60c5\u6cc1\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<h3 id=\"1-%e9%81%8e%e6%bf%be%e6%95%b8%e6%93%9a-eMAaxSJDcj\">1. \u904e\u6ffe\u6578\u64da<\/h3>\n<p>\u5728\u67e5\u8a62\u4e2d\u4f7f\u7528\u5e38\u91cf\u53ef\u4ee5\u5e6b\u52a9\u904e\u6ffe\u7d50\u679c\u96c6\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba<code>Employees<\/code>\u7684\u8868\uff0c\u4e26\u5e0c\u671b\u67e5\u8a62\u6240\u6709\u5e74\u9f61\u5927\u65bc30\u7684\u54e1\u5de5\uff1a<\/p>\n<pre><code>SELECT * FROM Employees WHERE Age &gt; 30;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u67e5\u8a62\u4e2d\uff0c<code>30<\/code>\u5c31\u662f\u4e00\u500b\u6578\u5b57\u5e38\u91cf\uff0c\u7528\u65bc\u904e\u6ffe\u5e74\u9f61\u5927\u65bc30\u7684\u54e1\u5de5\u3002<\/p>\n<h3 id=\"2-%e8%a8%88%e7%ae%97%e5%ad%97%e6%ae%b5-eMAaxSJDcj\">2. \u8a08\u7b97\u5b57\u6bb5<\/h3>\n<p>\u5e38\u91cf\u4e5f\u53ef\u4ee5\u7528\u65bc\u8a08\u7b97\u5b57\u6bb5\u7684\u503c\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u60f3\u8981\u8a08\u7b97\u6bcf\u4f4d\u54e1\u5de5\u7684\u5e74\u85aa\uff0c\u4e26\u5047\u8a2d\u6bcf\u4f4d\u54e1\u5de5\u7684\u6708\u85aa\u70ba<code>5000<\/code>\uff1a<\/p>\n<pre><code>SELECT Name, Salary * 12 AS AnnualSalary FROM Employees;<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>12<\/code>\u662f\u7528\u65bc\u8a08\u7b97\u5e74\u85aa\u7684\u5e38\u91cf\u3002<\/p>\n<h3 id=\"3-%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a-eMAaxSJDcj\">3. \u63d2\u5165\u6578\u64da<\/h3>\n<p>\u5728\u63d2\u5165\u6578\u64da\u6642\uff0c\u5e38\u91cf\u4e5f\u7d93\u5e38\u88ab\u4f7f\u7528\u3002\u4f8b\u5982\uff0c\u7576\u6211\u5011\u60f3\u8981\u5411<code>Employees<\/code>\u8868\u4e2d\u63d2\u5165\u4e00\u4f4d\u65b0\u54e1\u5de5\u6642\uff0c\u53ef\u4ee5\u9019\u6a23\u5beb\uff1a<\/p>\n<pre><code>INSERT INTO Employees (Name, Age, Salary) VALUES ('John Doe', 28, 5000);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c<code>'John Doe'<\/code>\u3001<code>28<\/code>\u548c<code>5000<\/code>\u90fd\u662f\u5e38\u91cf\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-eMAaxSJDcj\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528\u5e38\u91cf\u6642\uff0c\u6709\u5e7e\u9ede\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u5e38\u91cf\u7684\u6578\u64da\u985e\u578b\u8207\u8868\u4e2d\u5c0d\u61c9\u5b57\u6bb5\u7684\u6578\u64da\u985e\u578b\u4e00\u81f4\uff0c\u4ee5\u907f\u514d\u985e\u578b\u4e0d\u5339\u914d\u7684\u932f\u8aa4\u3002<\/li>\n<li>\u5728\u9032\u884c\u8a08\u7b97\u6642\uff0c\u6ce8\u610f\u904b\u7b97\u7b26\u7684\u512a\u5148\u7d1a\uff0c\u4ee5\u78ba\u4fdd\u8a08\u7b97\u7d50\u679c\u7684\u6b63\u78ba\u6027\u3002<\/li>\n<li>\u5728\u4f7f\u7528\u65e5\u671f\u548c\u6642\u9593\u5e38\u91cf\u6642\uff0c\u61c9\u4f7f\u7528\u6b63\u78ba\u7684\u683c\u5f0f\uff0c\u4ee5\u7b26\u5408SQL Server\u7684\u8981\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-eMAaxSJDcj\">\u7e3d\u7d50<\/h2>\n<p>\u5e38\u91cf\u5728SQL Server\u67e5\u8a62\u4e2d\u626e\u6f14\u8457\u91cd\u8981\u7684\u89d2\u8272\uff0c\u7121\u8ad6\u662f\u5728\u904e\u6ffe\u6578\u64da\u3001\u8a08\u7b97\u5b57\u6bb5\u9084\u662f\u63d2\u5165\u6578\u64da\u6642\uff0c\u5e38\u91cf\u90fd\u80fd\u63d0\u4f9b\u7a69\u5b9a\u7684\u503c\u4f86\u652f\u6301\u67e5\u8a62\u7684\u57f7\u884c\u3002\u4e86\u89e3\u5982\u4f55\u6b63\u78ba\u4f7f\u7528\u5e38\u91cf\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u9032\u884c\u6578\u64da\u64cd\u4f5c\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\u89e3SQL Server\u67e5\u8a62\u7d50\u679c\u96c6\u4e2d\u7684\u5e38\u91cf\uff0c\u638c\u63e1\u5982\u4f55\u6709\u6548\u4f7f\u7528\u5e38\u91cf\u63d0\u5347\u67e5\u8a62\u6548\u7387\u548c\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-138427","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138427","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=138427"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138427\/revisions"}],"predecessor-version":[{"id":138428,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138427\/revisions\/138428"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=138427"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=138427"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=138427"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}