{"id":138473,"date":"2024-10-31T14:46:18","date_gmt":"2024-10-31T06:46:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/138473\/"},"modified":"2024-10-31T14:46:19","modified_gmt":"2024-10-31T06:46:19","slug":"sql-server%e5%89%b5%e5%bb%ba%e8%a1%a8%e5%92%8c%e5%88%aa%e9%99%a4%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/138473\/","title":{"rendered":"SQL Server\u5275\u5efa\u8868\u548c\u522a\u9664\u8868"},"content":{"rendered":"<h1 id=\"sql-server%e5%89%b5%e5%bb%ba%e8%a1%a8%e5%92%8c%e5%88%aa%e9%99%a4%e8%a1%a8-WTXtXPxgYB\">SQL Server\u5275\u5efa\u8868\u548c\u522a\u9664\u8868<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u8868\u662f\u7528\u4f86\u5b58\u5132\u6578\u64da\u7684\u57fa\u672c\u7d50\u69cb\u3002SQL Server\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u529f\u80fd\u4f86\u5275\u5efa\u548c\u7ba1\u7406\u8868\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5728SQL Server\u4e2d\u5275\u5efa\u548c\u522a\u9664\u8868\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e8%a1%a8-WTXtXPxgYB\">\u5275\u5efa\u8868<\/h2>\n<p>\u5728SQL Server\u4e2d\uff0c\u5275\u5efa\u8868\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE TABLE \u8868\u540d (\n    \u5217\u540d1 \u6578\u64da\u985e\u578b [\u7d04\u675f\u689d\u4ef6],\n    \u5217\u540d2 \u6578\u64da\u985e\u578b [\u7d04\u675f\u689d\u4ef6],\n    ...\n);<\/code><\/pre>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5275\u5efa\u8868\u7684\u793a\u4f8b\uff0c\u8a72\u8868\u7528\u65bc\u5b58\u5132\u54e1\u5de5\u4fe1\u606f\uff1a<\/p>\n<pre><code>CREATE TABLE Employees (\n    EmployeeID INT PRIMARY KEY,\n    FirstName NVARCHAR(50) NOT NULL,\n    LastName NVARCHAR(50) NOT NULL,\n    HireDate DATE,\n    Salary DECIMAL(10, 2)\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba\u201cEmployees\u201d\u7684\u8868\uff0c\u5305\u542b\u4e94\u500b\u5217\uff1aEmployeeID\u3001FirstName\u3001LastName\u3001HireDate\u548cSalary\u3002EmployeeID\u88ab\u8a2d\u7f6e\u70ba\u4e3b\u9375\uff0c\u9019\u610f\u5473\u8457\u5b83\u7684\u503c\u5fc5\u9808\u662f\u552f\u4e00\u7684\uff0c\u4e26\u4e14\u4e0d\u80fd\u70ba\u7a7a\u3002<\/p>\n<h3 id=\"%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-WTXtXPxgYB\">\u6578\u64da\u985e\u578b<\/h3>\n<p>\u5728\u5275\u5efa\u8868\u6642\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002SQL Server\u652f\u6301\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>INT<\/strong>\uff1a\u6574\u6578\u985e\u578b\u3002<\/li>\n<li><strong>NVARCHAR(n)<\/strong>\uff1a\u53ef\u8b8a\u9577\u5ea6\u7684Unicode\u5b57\u7b26\u5b57\u7b26\u4e32\uff0cn\u8868\u793a\u6700\u5927\u5b57\u7b26\u6578\u3002<\/li>\n<li><strong>DATE<\/strong>\uff1a\u65e5\u671f\u985e\u578b\u3002<\/li>\n<li><strong>DECIMAL(p, s)<\/strong>\uff1a\u7cbe\u78ba\u7684\u6578\u5b57\u985e\u578b\uff0cp\u8868\u793a\u7e3d\u4f4d\u6578\uff0cs\u8868\u793a\u5c0f\u6578\u4f4d\u6578\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%88%aa%e9%99%a4%e8%a1%a8-WTXtXPxgYB\">\u522a\u9664\u8868<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u8868\u3002\u522a\u9664\u8868\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>DROP TABLE \u8868\u540d;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u60f3\u522a\u9664\u4e4b\u524d\u5275\u5efa\u7684\u201cEmployees\u201d\u8868\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>DROP TABLE Employees;<\/code><\/pre>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u522a\u9664\u8868\u6703\u6c38\u4e45\u79fb\u9664\u8a72\u8868\u53ca\u5176\u6240\u6709\u6578\u64da\uff0c\u56e0\u6b64\u5728\u57f7\u884c\u6b64\u64cd\u4f5c\u4e4b\u524d\uff0c\u8acb\u78ba\u4fdd\u60a8\u4e0d\u518d\u9700\u8981\u8a72\u8868\u4e2d\u7684\u6578\u64da\u3002<\/p>\n<h3 id=\"%e5%88%aa%e9%99%a4%e8%a1%a8%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-WTXtXPxgYB\">\u522a\u9664\u8868\u7684\u6ce8\u610f\u4e8b\u9805<\/h3>\n<ul>\n<li>\u5728\u522a\u9664\u8868\u4e4b\u524d\uff0c\u5efa\u8b70\u5148\u5099\u4efd\u6578\u64da\uff0c\u4ee5\u9632\u672a\u4f86\u9700\u8981\u6062\u5fa9\u3002<\/li>\n<li>\u5982\u679c\u8a72\u8868\u8207\u5176\u4ed6\u8868\u5b58\u5728\u5916\u9375\u7d04\u675f\uff0c\u5247\u5fc5\u9808\u5148\u522a\u9664\u9019\u4e9b\u7d04\u675f\u624d\u80fd\u522a\u9664\u8868\u3002<\/li>\n<li>\u522a\u9664\u8868\u5f8c\uff0c\u7121\u6cd5\u6062\u5fa9\uff0c\u56e0\u6b64\u8acb\u8b39\u614e\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-WTXtXPxgYB\">\u7e3d\u7d50<\/h2>\n<p>\u5728SQL Server\u4e2d\uff0c\u5275\u5efa\u548c\u522a\u9664\u8868\u662f\u6578\u64da\u5eab\u7ba1\u7406\u7684\u57fa\u672c\u64cd\u4f5c\u3002\u901a\u904e\u4f7f\u7528\u9069\u7576\u7684\u6578\u64da\u985e\u578b\u548c\u7d04\u675f\u689d\u4ef6\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7d44\u7e54\u548c\u7ba1\u7406\u6578\u64da\u3002\u7121\u8ad6\u662f\u5275\u5efa\u65b0\u8868\u9084\u662f\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u8868\uff0c\u4e86\u89e3\u9019\u4e9b\u57fa\u672c\u64cd\u4f5c\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u5982\u679c\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728SQL Server\u4e2d\u5275\u5efa\u548c\u522a\u9664\u8868\uff0c\u638c\u63e1\u57fa\u672c\u7684\u6578\u64da\u5eab\u7ba1\u7406\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u64cd\u4f5c\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-138473","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138473","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=138473"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138473\/revisions"}],"predecessor-version":[{"id":138474,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138473\/revisions\/138474"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=138473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=138473"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=138473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}