{"id":137469,"date":"2024-10-31T12:26:26","date_gmt":"2024-10-31T04:26:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/137469\/"},"modified":"2024-10-31T12:26:27","modified_gmt":"2024-10-31T04:26:27","slug":"sql-server-ms-sql%e8%aa%9e%e5%8f%a5%e7%9a%84%e5%88%86%e9%a1%9e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/137469\/","title":{"rendered":"SQL Server MS SQL\u8a9e\u53e5\u7684\u5206\u985e"},"content":{"rendered":"<h1 id=\"sql-server-ms-sql%e8%aa%9e%e5%8f%a5%e7%9a%84%e5%88%86%e9%a1%9e-fGezCItxKw\">SQL Server MS SQL\u8a9e\u53e5\u7684\u5206\u985e<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cSQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u662f\u7528\u65bc\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u7684\u4e3b\u8981\u8a9e\u8a00\u3002\u5c0d\u65bc\u4f7f\u7528 Microsoft SQL Server \u7684\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u4f86\u8aaa\uff0c\u4e86\u89e3 SQL \u8a9e\u53e5\u7684\u5206\u985e\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e SQL Server \u4e2d\u7684\u4e3b\u8981\u8a9e\u53e5\u985e\u578b\u53ca\u5176\u7528\u9014\u3002<\/p>\n<h2 id=\"1-ddl%ef%bc%88%e6%95%b8%e6%93%9a%e5%ae%9a%e7%be%a9%e8%aa%9e%e8%a8%80%ef%bc%89-fGezCItxKw\">1. DDL\uff08\u6578\u64da\u5b9a\u7fa9\u8a9e\u8a00\uff09<\/h2>\n<p>\u6578\u64da\u5b9a\u7fa9\u8a9e\u8a00\uff08DDL\uff09\u7528\u65bc\u5b9a\u7fa9\u548c\u7ba1\u7406\u6578\u64da\u5eab\u7d50\u69cb\u3002\u5b83\u5305\u62ec\u5275\u5efa\u3001\u4fee\u6539\u548c\u522a\u9664\u6578\u64da\u5eab\u5c0d\u8c61\u7684\u8a9e\u53e5\u3002\u5e38\u898b\u7684 DDL \u8a9e\u53e5\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>CREATE<\/code>\uff1a\u7528\u65bc\u5275\u5efa\u65b0\u7684\u6578\u64da\u5eab\u5c0d\u8c61\uff0c\u5982\u8868\u3001\u8996\u5716\u548c\u7d22\u5f15\u3002<\/li>\n<li><code>ALTER<\/code>\uff1a\u7528\u65bc\u4fee\u6539\u73fe\u6709\u7684\u6578\u64da\u5eab\u5c0d\u8c61\u3002<\/li>\n<li><code>DROP<\/code>\uff1a\u7528\u65bc\u522a\u9664\u6578\u64da\u5eab\u5c0d\u8c61\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u8a9e\u53e5\u5275\u5efa\u4e00\u500b\u540d\u70ba <code>Employees<\/code> \u7684\u8868\uff1a<\/p>\n<pre><code>CREATE TABLE Employees (\n    EmployeeID INT PRIMARY KEY,\n    FirstName NVARCHAR(50),\n    LastName NVARCHAR(50),\n    HireDate DATE\n);<\/code><\/pre>\n<h2 id=\"2-dml%ef%bc%88%e6%95%b8%e6%93%9a%e6%93%8d%e4%bd%9c%e8%aa%9e%e8%a8%80%ef%bc%89-fGezCItxKw\">2. DML\uff08\u6578\u64da\u64cd\u4f5c\u8a9e\u8a00\uff09<\/h2>\n<p>\u6578\u64da\u64cd\u4f5c\u8a9e\u8a00\uff08DML\uff09\u7528\u65bc\u64cd\u4f5c\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u3002\u5b83\u5305\u62ec\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\u6578\u64da\u7684\u8a9e\u53e5\u3002\u5e38\u898b\u7684 DML \u8a9e\u53e5\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>INSERT<\/code>\uff1a\u7528\u65bc\u5411\u8868\u4e2d\u63d2\u5165\u65b0\u6578\u64da\u3002<\/li>\n<li><code>UPDATE<\/code>\uff1a\u7528\u65bc\u66f4\u65b0\u73fe\u6709\u6578\u64da\u3002<\/li>\n<li><code>DELETE<\/code>\uff1a\u7528\u65bc\u522a\u9664\u8868\u4e2d\u7684\u6578\u64da\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u8a9e\u53e5\u5411 <code>Employees<\/code> \u8868\u4e2d\u63d2\u5165\u4e00\u689d\u65b0\u8a18\u9304\uff1a<\/p>\n<pre><code>INSERT INTO Employees (EmployeeID, FirstName, LastName, HireDate)\nVALUES (1, 'John', 'Doe', '2023-01-01');<\/code><\/pre>\n<h2 id=\"3-dql%ef%bc%88%e6%95%b8%e6%93%9a%e6%9f%a5%e8%a9%a2%e8%aa%9e%e8%a8%80%ef%bc%89-fGezCItxKw\">3. DQL\uff08\u6578\u64da\u67e5\u8a62\u8a9e\u8a00\uff09<\/h2>\n<p>\u6578\u64da\u67e5\u8a62\u8a9e\u8a00\uff08DQL\uff09\u4e3b\u8981\u7528\u65bc\u67e5\u8a62\u6578\u64da\u3002\u6700\u5e38\u7528\u7684 DQL \u8a9e\u53e5\u662f <code>SELECT<\/code>\uff0c\u5b83\u7528\u65bc\u5f9e\u6578\u64da\u5eab\u4e2d\u6aa2\u7d22\u6578\u64da\u3002DQL \u8a9e\u53e5\u53ef\u4ee5\u975e\u5e38\u9748\u6d3b\uff0c\u652f\u6301\u591a\u7a2e\u689d\u4ef6\u548c\u6392\u5e8f\u65b9\u5f0f\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u8a9e\u53e5\u5f9e <code>Employees<\/code> \u8868\u4e2d\u9078\u64c7\u6240\u6709\u54e1\u5de5\u7684\u59d3\u540d\uff1a<\/p>\n<pre><code>SELECT FirstName, LastName FROM Employees;<\/code><\/pre>\n<h2 id=\"4-dcl%ef%bc%88%e6%95%b8%e6%93%9a%e6%8e%a7%e5%88%b6%e8%aa%9e%e8%a8%80%ef%bc%89-fGezCItxKw\">4. DCL\uff08\u6578\u64da\u63a7\u5236\u8a9e\u8a00\uff09<\/h2>\n<p>\u6578\u64da\u63a7\u5236\u8a9e\u8a00\uff08DCL\uff09\u7528\u65bc\u63a7\u5236\u5c0d\u6578\u64da\u5eab\u7684\u8a2a\u554f\u6b0a\u9650\u3002\u5b83\u5305\u62ec\u6388\u4e88\u548c\u64a4\u92b7\u6b0a\u9650\u7684\u8a9e\u53e5\u3002\u5e38\u898b\u7684 DCL \u8a9e\u53e5\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>GRANT<\/code>\uff1a\u7528\u65bc\u6388\u4e88\u7528\u6236\u5c0d\u6578\u64da\u5eab\u5c0d\u8c61\u7684\u8a2a\u554f\u6b0a\u9650\u3002<\/li>\n<li><code>REVOKE<\/code>\uff1a\u7528\u65bc\u64a4\u92b7\u7528\u6236\u7684\u8a2a\u554f\u6b0a\u9650\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u8a9e\u53e5\u6388\u4e88\u7528\u6236 <code>user1<\/code> \u5c0d <code>Employees<\/code> \u8868\u7684\u67e5\u8a62\u6b0a\u9650\uff1a<\/p>\n<pre><code>GRANT SELECT ON Employees TO user1;<\/code><\/pre>\n<h2 id=\"5-tcl%ef%bc%88%e4%ba%8b%e5%8b%99%e6%8e%a7%e5%88%b6%e8%aa%9e%e8%a8%80%ef%bc%89-fGezCItxKw\">5. TCL\uff08\u4e8b\u52d9\u63a7\u5236\u8a9e\u8a00\uff09<\/h2>\n<p>\u4e8b\u52d9\u63a7\u5236\u8a9e\u8a00\uff08TCL\uff09\u7528\u65bc\u7ba1\u7406\u4e8b\u52d9\u7684\u57f7\u884c\u3002\u5b83\u5305\u62ec\u63d0\u4ea4\u548c\u56de\u6efe\u4e8b\u52d9\u7684\u8a9e\u53e5\u3002\u5e38\u898b\u7684 TCL \u8a9e\u53e5\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>COMMIT<\/code>\uff1a\u7528\u65bc\u63d0\u4ea4\u7576\u524d\u4e8b\u52d9\uff0c\u4f7f\u6240\u6709\u66f4\u6539\u6c38\u4e45\u751f\u6548\u3002<\/li>\n<li><code>ROLLBACK<\/code>\uff1a\u7528\u65bc\u56de\u6efe\u7576\u524d\u4e8b\u52d9\uff0c\u64a4\u92b7\u6240\u6709\u672a\u63d0\u4ea4\u7684\u66f4\u6539\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u8a9e\u53e5\u63d0\u4ea4\u7576\u524d\u4e8b\u52d9\uff1a<\/p>\n<pre><code>COMMIT;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-fGezCItxKw\">\u7e3d\u7d50<\/h2>\n<p>\u4e86\u89e3 SQL Server \u4e2d\u7684\u8a9e\u53e5\u5206\u985e\u5c0d\u65bc\u6709\u6548\u5730\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u81f3\u95dc\u91cd\u8981\u3002\u7121\u8ad6\u662f\u4f7f\u7528 DDL \u4f86\u5b9a\u7fa9\u6578\u64da\u7d50\u69cb\uff0c\u9084\u662f\u4f7f\u7528 DML \u4f86\u64cd\u4f5c\u6578\u64da\uff0c\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u8a9e\u53e5\u5c07\u5e6b\u52a9\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u66f4\u9ad8\u6548\u5730\u5de5\u4f5c\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3SQL Server\u4e2dMS SQL\u8a9e\u53e5\u7684\u5206\u985e\uff0c\u5305\u62ec\u6578\u64da\u67e5\u8a62\u3001\u6578\u64da\u64cd\u4f5c\u3001\u6578\u64da\u5b9a\u7fa9\u548c\u6578\u64da\u63a7\u5236\u8a9e\u53e5\u7684\u8a73\u7d30\u4ecb\u7d39\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-137469","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/137469","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=137469"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/137469\/revisions"}],"predecessor-version":[{"id":137470,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/137469\/revisions\/137470"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=137469"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=137469"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=137469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}