{"id":139033,"date":"2024-10-31T17:40:19","date_gmt":"2024-10-31T09:40:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/139033\/"},"modified":"2024-10-31T17:40:20","modified_gmt":"2024-10-31T09:40:20","slug":"sql-server%e4%b8%89%e7%af%84%e5%bc%8f%ef%bc%9a%e8%a7%a3%e6%b1%ba%e6%95%b8%e6%93%9a%e5%ba%ab%e5%86%97%e9%a4%98%e5%95%8f%e9%a1%8c%ef%bc%88sqlserver%e4%b8%89%e7%af%84%e5%bc%8f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/139033\/","title":{"rendered":"SQL Server\u4e09\u7bc4\u5f0f\uff1a\u89e3\u6c7a\u6578\u64da\u5eab\u5197\u9918\u554f\u984c\uff08sqlserver\u4e09\u7bc4\u5f0f\uff09"},"content":{"rendered":"<h1 id=\"sql-server%e4%b8%89%e7%af%84%e5%bc%8f%ef%bc%9a%e8%a7%a3%e6%b1%ba%e6%95%b8%e6%93%9a%e5%ba%ab%e5%86%97%e9%a4%98%e5%95%8f%e9%a1%8c-wtiUTSxpnV\">SQL Server\u4e09\u7bc4\u5f0f\uff1a\u89e3\u6c7a\u6578\u64da\u5eab\u5197\u9918\u554f\u984c<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\uff0c\u5197\u9918\u6578\u64da\u7684\u5b58\u5728\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u6027\u3001\u589e\u52a0\u5b58\u5132\u6210\u672c\u4ee5\u53ca\u964d\u4f4e\u67e5\u8a62\u6548\u7387\u3002\u70ba\u4e86\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\uff0cSQL Server\u7684\u4e09\u7bc4\u5f0f\uff08Third Normal Form, 3NF\uff09\u63d0\u4f9b\u4e86\u4e00\u7a2e\u6709\u6548\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u65b9\u6cd5\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u4e09\u7bc4\u5f0f\u7684\u6982\u5ff5\u53ca\u5176\u5728\u89e3\u6c7a\u6578\u64da\u5eab\u5197\u9918\u554f\u984c\u4e2d\u7684\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e4%b8%89%e7%af%84%e5%bc%8f%ef%bc%9f-wtiUTSxpnV\">\u4ec0\u9ebc\u662f\u4e09\u7bc4\u5f0f\uff1f<\/h2>\n<p>\u4e09\u7bc4\u5f0f\u662f\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\u7684\u4e00\u7a2e\u6b63\u898f\u5316\u5f62\u5f0f\uff0c\u65e8\u5728\u6d88\u9664\u6578\u64da\u5197\u9918\u548c\u4e0d\u4e00\u81f4\u6027\u3002\u4e09\u7bc4\u5f0f\u7684\u5b9a\u7fa9\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>\u4e00\u500b\u8868\u683c\u5fc5\u9808\u6eff\u8db3\u7b2c\u4e8c\u7bc4\u5f0f\uff082NF\uff09\u7684\u6240\u6709\u689d\u4ef6\u3002<\/li>\n<li>\u8868\u683c\u4e2d\u7684\u6bcf\u4e00\u500b\u975e\u4e3b\u9375\u5c6c\u6027\u5fc5\u9808\u5b8c\u5168\u4f9d\u8cf4\u65bc\u4e3b\u9375\uff0c\u800c\u4e0d\u662f\u4f9d\u8cf4\u65bc\u4e3b\u9375\u7684\u4e00\u90e8\u5206\u3002<\/li>\n<\/ul>\n<p>\u9019\u610f\u5473\u8457\uff0c\u82e5\u4e00\u500b\u8868\u683c\u4e2d\u7684\u67d0\u500b\u975e\u4e3b\u9375\u5c6c\u6027\u4f9d\u8cf4\u65bc\u53e6\u4e00\u500b\u975e\u4e3b\u9375\u5c6c\u6027\uff0c\u5247\u8a72\u8868\u683c\u4e0d\u7b26\u5408\u4e09\u7bc4\u5f0f\uff0c\u61c9\u9032\u884c\u9032\u4e00\u6b65\u7684\u5206\u89e3\u3002<\/p>\n<h2 id=\"%e4%b8%89%e7%af%84%e5%bc%8f%e7%9a%84%e5%84%aa%e5%8b%a2-wtiUTSxpnV\">\u4e09\u7bc4\u5f0f\u7684\u512a\u52e2<\/h2>\n<p>\u63a1\u7528\u4e09\u7bc4\u5f0f\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u6709\u591a\u500b\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u6e1b\u5c11\u5197\u9918\uff1a<\/strong>\u901a\u904e\u6d88\u9664\u91cd\u8907\u6578\u64da\uff0c\u4e09\u7bc4\u5f0f\u80fd\u5920\u6709\u6548\u6e1b\u5c11\u6578\u64da\u5197\u9918\uff0c\u5f9e\u800c\u7bc0\u7701\u5b58\u5132\u7a7a\u9593\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u7576\u6578\u64da\u88ab\u66f4\u65b0\u6642\uff0c\u53ea\u6709\u4e00\u500b\u5730\u65b9\u9700\u8981\u9032\u884c\u4fee\u6539\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u98a8\u96aa\u3002<\/li>\n<li><strong>\u7c21\u5316\u6578\u64da\u7dad\u8b77\uff1a<\/strong>\u6578\u64da\u7684\u7d50\u69cb\u66f4\u52a0\u6e05\u6670\uff0c\u4fbf\u65bc\u7dad\u8b77\u548c\u64f4\u5c55\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%b8%89%e7%af%84%e5%bc%8f%e7%9a%84%e5%af%a6%e7%8f%be-wtiUTSxpnV\">\u4e09\u7bc4\u5f0f\u7684\u5be6\u73fe<\/h2>\n<p>\u70ba\u4e86\u66f4\u597d\u5730\u7406\u89e3\u4e09\u7bc4\u5f0f\uff0c\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u4f8b\u5b50\uff1a<\/p>\n<pre><code>-- \u5047\u8a2d\u6709\u4e00\u500b\u5b78\u751f\u8868\u683c\nCREATE TABLE Students (\n    StudentID INT PRIMARY KEY,\n    StudentName VARCHAR(100),\n    CourseID INT,\n    CourseName VARCHAR(100)\n);\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u8868\u683c\u4e2d\uff0cCourseName\u4f9d\u8cf4\u65bcCourseID\uff0c\u800cCourseID\u53c8\u4f9d\u8cf4\u65bcStudentID\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u6703\u5c0e\u81f4\u5197\u9918\uff0c\u56e0\u70baCourseName\u5728\u591a\u500b\u8a18\u9304\u4e2d\u91cd\u8907\u51fa\u73fe\u3002<\/p>\n<p>\u70ba\u4e86\u5c07\u5176\u8f49\u63db\u70ba\u4e09\u7bc4\u5f0f\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u5176\u5206\u89e3\u70ba\u5169\u500b\u8868\u683c\uff1a<\/p>\n<pre><code>-- \u5b78\u751f\u8868\u683c\nCREATE TABLE Students (\n    StudentID INT PRIMARY KEY,\n    StudentName VARCHAR(100),\n    CourseID INT\n);\n\n-- \u8ab2\u7a0b\u8868\u683c\nCREATE TABLE Courses (\n    CourseID INT PRIMARY KEY,\n    CourseName VARCHAR(100)\n);\n<\/code><\/pre>\n<p>\u9019\u6a23\uff0cStudents\u8868\u683c\u4e2d\u7684CourseID\u53ea\u9700\u5b58\u5132\u4e00\u6b21\uff0cCourseName\u5247\u5728Courses\u8868\u683c\u4e2d\u9032\u884c\u7ba1\u7406\uff0c\u5f9e\u800c\u6d88\u9664\u4e86\u5197\u9918\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-wtiUTSxpnV\">\u7d50\u8ad6<\/h2>\n<p>SQL Server\u7684\u4e09\u7bc4\u5f0f\u662f\u4e00\u7a2e\u6709\u6548\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u65b9\u6cd5\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u6e1b\u5c11\u6578\u64da\u5197\u9918\uff0c\u63d0\u9ad8\u6578\u64da\u4e00\u81f4\u6027\u3002\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u5206\u89e3\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8a2d\u8a08\u51fa\u66f4\u52a0\u9ad8\u6548\u548c\u53ef\u7dad\u8b77\u7684\u6578\u64da\u5eab\u7d50\u69cb\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u7406\u89e3\u548c\u61c9\u7528\u4e09\u7bc4\u5f0f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\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\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u670d\u52d9\u80fd\u5920\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u548c\u7ba1\u7406\uff0c\u78ba\u4fdd\u60a8\u7684\u696d\u52d9\u904b\u884c\u9806\u5229\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3SQL Server\u4e09\u7bc4\u5f0f\uff0c\u5982\u4f55\u6709\u6548\u89e3\u6c7a\u6578\u64da\u5eab\u5197\u9918\u554f\u984c\uff0c\u63d0\u5347\u6578\u64da\u4e00\u81f4\u6027\u8207\u7ba1\u7406\u6548\u7387\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-139033","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/139033","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=139033"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/139033\/revisions"}],"predecessor-version":[{"id":139034,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/139033\/revisions\/139034"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=139033"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=139033"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=139033"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}