{"id":66351,"date":"2024-10-14T16:44:13","date_gmt":"2024-10-14T08:44:13","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66351\/"},"modified":"2024-10-14T16:44:13","modified_gmt":"2024-10-14T08:44:13","slug":"mssql%e4%b8%ad%e5%8f%96%e6%b6%88%e8%87%aa%e5%a2%9e%e5%b1%ac%e6%80%a7%e7%9a%84%e5%81%9a%e6%b3%95%ef%bc%88mssql%e5%8f%96%e6%b6%88%e8%87%aa%e5%a2%9e%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66351\/","title":{"rendered":"MSSQL\u4e2d\u53d6\u6d88\u81ea\u589e\u5c6c\u6027\u7684\u505a\u6cd5\uff08mssql\u53d6\u6d88\u81ea\u589e\uff09"},"content":{"rendered":"<h1 id=\"mssql%e4%b8%ad%e5%8f%96%e6%b6%88%e8%87%aa%e5%a2%9e%e5%b1%ac%e6%80%a7%e7%9a%84%e5%81%9a%e6%b3%95%ef%bc%88mssql%e5%8f%96%e6%b6%88%e8%87%aa%e5%a2%9e%ef%bc%89-yePNKuDhQl\">MSSQL\u4e2d\u53d6\u6d88\u81ea\u589e\u5c6c\u6027\u7684\u505a\u6cd5\uff08mssql\u53d6\u6d88\u81ea\u589e\uff09<\/h1>\n<p>\u5728\u4f7f\u7528Microsoft SQL Server\uff08MSSQL\uff09\u9032\u884c\u6578\u64da\u5eab\u8a2d\u8a08\u6642\uff0c\u81ea\u589e\u5c6c\u6027\u662f\u4e00\u500b\u5e38\u898b\u7684\u7279\u6027\uff0c\u901a\u5e38\u7528\u65bc\u4e3b\u9375\u5b57\u6bb5\uff0c\u4ee5\u81ea\u52d5\u751f\u6210\u552f\u4e00\u7684\u8b58\u5225\u78bc\u3002\u7136\u800c\uff0c\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u53d6\u6d88\u9019\u4e00\u5c6c\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728MSSQL\u4e2d\u53d6\u6d88\u81ea\u589e\u5c6c\u6027\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u6b65\u9a5f\u3002<\/p>\n<h2 id=\"%e8%87%aa%e5%a2%9e%e5%b1%ac%e6%80%a7%e6%a6%82%e8%bf%b0-yePNKuDhQl\">\u81ea\u589e\u5c6c\u6027\u6982\u8ff0<\/h2>\n<p>\u81ea\u589e\u5c6c\u6027\uff08IDENTITY\uff09\u5141\u8a31\u6578\u64da\u5eab\u81ea\u52d5\u70ba\u65b0\u63d2\u5165\u7684\u884c\u751f\u6210\u552f\u4e00\u7684\u6574\u6578\u503c\u3002\u9019\u5c0d\u65bc\u4e3b\u9375\u5b57\u6bb5\u7279\u5225\u6709\u7528\uff0c\u56e0\u70ba\u5b83\u78ba\u4fdd\u4e86\u6bcf\u4e00\u884c\u7684\u552f\u4e00\u6027\u3002\u81ea\u589e\u5c6c\u6027\u901a\u5e38\u5728\u5275\u5efa\u8868\u6642\u6307\u5b9a\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre><code>CREATE TABLE Users (\n    UserID INT IDENTITY(1,1) PRIMARY KEY,\n    UserName NVARCHAR(50)\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0cUserID\u5b57\u6bb5\u88ab\u8a2d\u7f6e\u70ba\u81ea\u589e\uff0c\u5f9e1\u958b\u59cb\uff0c\u6bcf\u6b21\u63d2\u5165\u65b0\u884c\u6642\u81ea\u52d5\u589e\u52a01\u3002<\/p>\n<h2 id=\"%e5%8f%96%e6%b6%88%e8%87%aa%e5%a2%9e%e5%b1%ac%e6%80%a7%e7%9a%84%e6%96%b9%e6%b3%95-yePNKuDhQl\">\u53d6\u6d88\u81ea\u589e\u5c6c\u6027\u7684\u65b9\u6cd5<\/h2>\n<p>\u5982\u679c\u60a8\u9700\u8981\u53d6\u6d88\u67d0\u500b\u5b57\u6bb5\u7684\u81ea\u589e\u5c6c\u6027\uff0c\u901a\u5e38\u6709\u5169\u7a2e\u65b9\u6cd5\uff1a\u4f7f\u7528ALTER TABLE\u8a9e\u53e5\u6216\u5275\u5efa\u4e00\u500b\u65b0\u7684\u8868\u4e26\u5c07\u6578\u64da\u9077\u79fb\u904e\u53bb\u3002<\/p>\n<h3 id=\"%e6%96%b9%e6%b3%95%e4%b8%80%ef%bc%9a%e4%bd%bf%e7%94%a8alter-table-yePNKuDhQl\">\u65b9\u6cd5\u4e00\uff1a\u4f7f\u7528ALTER TABLE<\/h3>\n<p>\u76f4\u63a5\u4f7f\u7528ALTER TABLE\u8a9e\u53e5\u4f86\u53d6\u6d88\u81ea\u589e\u5c6c\u6027\u4e26\u4e0d\u88ab\u652f\u6301\uff0c\u56e0\u6b64\u9700\u8981\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u5275\u5efa\u4e00\u500b\u65b0\u7684\u8868\uff0c\u7d50\u69cb\u8207\u539f\u8868\u76f8\u540c\uff0c\u4f46\u4e0d\u5305\u542b\u81ea\u589e\u5c6c\u6027\u3002<\/li>\n<li>\u5c07\u539f\u8868\u4e2d\u7684\u6578\u64da\u63d2\u5165\u5230\u65b0\u8868\u4e2d\u3002<\/li>\n<li>\u522a\u9664\u539f\u8868\u3002<\/li>\n<li>\u5c07\u65b0\u8868\u91cd\u547d\u540d\u70ba\u539f\u8868\u7684\u540d\u7a31\u3002<\/li>\n<\/ol>\n<p>\u4ee5\u4e0b\u662f\u5177\u9ad4\u7684SQL\u8a9e\u53e5\u793a\u4f8b\uff1a<\/p>\n<pre><code>-- \u5275\u5efa\u65b0\u8868\nCREATE TABLE Users_New (\n    UserID INT PRIMARY KEY,\n    UserName NVARCHAR(50)\n);\n\n-- \u5c07\u6578\u64da\u63d2\u5165\u65b0\u8868\nINSERT INTO Users_New (UserID, UserName)\nSELECT UserID, UserName FROM Users;\n\n-- \u522a\u9664\u539f\u8868\nDROP TABLE Users;\n\n-- \u5c07\u65b0\u8868\u91cd\u547d\u540d\nEXEC sp_rename 'Users_New', 'Users';<\/code><\/pre>\n<h3 id=\"%e6%96%b9%e6%b3%95%e4%ba%8c%ef%bc%9a%e4%bd%bf%e7%94%a8sql-server-management-studio-ssms-yePNKuDhQl\">\u65b9\u6cd5\u4e8c\uff1a\u4f7f\u7528SQL Server Management Studio (SSMS)<\/h3>\n<p>\u5982\u679c\u60a8\u66f4\u559c\u6b61\u4f7f\u7528\u5716\u5f62\u754c\u9762\uff0c\u53ef\u4ee5\u901a\u904eSQL Server Management Studio (SSMS)\u4f86\u53d6\u6d88\u81ea\u589e\u5c6c\u6027\uff1a<\/p>\n<ol>\n<li>\u5728SSMS\u4e2d\uff0c\u627e\u5230\u4e26\u53f3\u9375\u9ede\u64ca\u9700\u8981\u4fee\u6539\u7684\u8868\uff0c\u9078\u64c7\u201c\u8a2d\u8a08\u201d\u3002<\/li>\n<li>\u5728\u8a2d\u8a08\u8996\u5716\u4e2d\uff0c\u9078\u64c7\u81ea\u589e\u7684\u5b57\u6bb5\uff0c\u7136\u5f8c\u5728\u5c6c\u6027\u7a97\u53e3\u4e2d\u5c07\u201c\u8eab\u4efd\u5c6c\u6027\u201d\u8a2d\u7f6e\u70ba\u201c\u5426\u201d\u3002<\/li>\n<li>\u4fdd\u5b58\u66f4\u6539\u3002<\/li>\n<\/ol>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-yePNKuDhQl\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u53d6\u6d88\u81ea\u589e\u5c6c\u6027\u4e4b\u524d\uff0c\u8acb\u52d9\u5fc5\u8003\u616e\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u65b0\u63d2\u5165\u7684\u6578\u64da\u4e0d\u6703\u5c0e\u81f4\u4e3b\u9375\u885d\u7a81\u3002<\/li>\n<li>\u5728\u9032\u884c\u6578\u64da\u9077\u79fb\u6642\uff0c\u8acb\u5099\u4efd\u539f\u59cb\u6578\u64da\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li>\u5982\u679c\u8868\u4e2d\u6709\u5916\u9375\u7d04\u675f\uff0c\u8acb\u78ba\u4fdd\u5728\u522a\u9664\u539f\u8868\u4e4b\u524d\u8655\u7406\u9019\u4e9b\u7d04\u675f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-yePNKuDhQl\">\u7e3d\u7d50<\/h2>\n<p>\u5728MSSQL\u4e2d\u53d6\u6d88\u81ea\u589e\u5c6c\u6027\u4e26\u4e0d\u662f\u4e00\u500b\u76f4\u63a5\u7684\u904e\u7a0b\uff0c\u4f46\u901a\u904e\u5275\u5efa\u65b0\u8868\u4e26\u9077\u79fb\u6578\u64da\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u9054\u5230\u76ee\u7684\u3002\u7121\u8ad6\u60a8\u662f\u4f7f\u7528SQL\u8a9e\u53e5\u9084\u662fSQL Server Management Studio\uff0c\u4e86\u89e3\u9019\u4e9b\u6b65\u9a5f\u5c07\u6709\u52a9\u65bc\u60a8\u66f4\u9748\u6d3b\u5730\u7ba1\u7406\u6578\u64da\u5eab\u7d50\u69cb\u3002\u5982\u679c\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\u4f86\u63d0\u5347\u60a8\u7684\u6578\u64da\u5eab\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728MSSQL\u4e2d\u53d6\u6d88\u81ea\u589e\u5c6c\u6027\uff0c\u7c21\u55ae\u6b65\u9a5f\u6559\u4f60\u4fee\u6539\u8868\u683c\u8a2d\u7f6e\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u9748\u6d3b\u6027\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-66351","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66351","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=66351"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66351\/revisions"}],"predecessor-version":[{"id":66352,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66351\/revisions\/66352"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66351"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66351"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66351"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}