{"id":138477,"date":"2024-10-31T14:48:18","date_gmt":"2024-10-31T06:48:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/138477\/"},"modified":"2024-10-31T14:48:19","modified_gmt":"2024-10-31T06:48:19","slug":"sql-server%e5%89%b5%e5%bb%ba%e8%a1%a8%e8%aa%9e%e5%8f%a5%e4%bb%8b%e7%b4%b9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/138477\/","title":{"rendered":"SQL Server\u5275\u5efa\u8868\u8a9e\u53e5\u4ecb\u7d39"},"content":{"rendered":"<h1 id=\"sql-server%e5%89%b5%e5%bb%ba%e8%a1%a8%e8%aa%9e%e5%8f%a5%e4%bb%8b%e7%b4%b9-QRaasdxyTe\">SQL Server\u5275\u5efa\u8868\u8a9e\u53e5\u4ecb\u7d39<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u8868\u662f\u7528\u4f86\u5132\u5b58\u8cc7\u6599\u7684\u57fa\u672c\u7d50\u69cb\u3002SQL Server\u4f5c\u70ba\u4e00\u500b\u5f37\u5927\u7684\u95dc\u806f\u5f0f\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u5275\u5efa\u548c\u7ba1\u7406\u8868\u3002\u672c\u6587\u5c07\u4ecb\u7d39SQL Server\u4e2d\u5275\u5efa\u8868\u7684\u8a9e\u53e5\u53ca\u5176\u76f8\u95dc\u6982\u5ff5\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u5982\u4f55\u5728SQL Server\u4e2d\u9032\u884c\u8868\u7684\u5275\u5efa\u3002<\/p>\n<h2 id=\"%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-QRaasdxyTe\">\u57fa\u672c\u8a9e\u6cd5<\/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>\u5176\u4e2d\uff0c<strong>\u8868\u540d<\/strong>\u662f\u4f60\u8981\u5275\u5efa\u7684\u8868\u7684\u540d\u7a31\uff0c<strong>\u5217\u540d<\/strong>\u662f\u8868\u4e2d\u6bcf\u4e00\u5217\u7684\u540d\u7a31\uff0c<strong id=\"%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-QRaasdxyTe\">\u6578\u64da\u985e\u578b<\/strong>\u5247\u662f\u8a72\u5217\u6240\u5132\u5b58\u8cc7\u6599\u7684\u985e\u578b\uff0c<strong id=\"%e7%b4%84%e6%9d%9f%e6%a2%9d%e4%bb%b6-QRaasdxyTe\">\u7d04\u675f\u689d\u4ef6<\/strong>\u5247\u662f\u5c0d\u8a72\u5217\u7684\u9650\u5236\u689d\u4ef6\uff0c\u4f8b\u5982\u4e3b\u9375\u3001\u5916\u9375\u7b49\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-QRaasdxyTe\">\u6578\u64da\u985e\u578b<\/h2>\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>\u6574\u6578\u985e\u578b\uff1a<\/strong>\u5982 <code>INT<\/code>, <code>SMALLINT<\/code>, <code>TINYINT<\/code> \u7b49\u3002<\/li>\n<li><strong>\u6d6e\u9ede\u6578\u985e\u578b\uff1a<\/strong>\u5982 <code>FLOAT<\/code>, <code>REAL<\/code> \u7b49\u3002<\/li>\n<li><strong>\u5b57\u7b26\u985e\u578b\uff1a<\/strong>\u5982 <code>CHAR<\/code>, <code>VARCHAR<\/code>, <code>NCHAR<\/code>, <code>NVARCHAR<\/code> \u7b49\u3002<\/li>\n<li><strong>\u65e5\u671f\u548c\u6642\u9593\u985e\u578b\uff1a<\/strong>\u5982 <code>DATE<\/code>, <code>TIME<\/code>, <code>DATETIME<\/code> \u7b49\u3002<\/li>\n<li><strong>\u4e8c\u9032\u5236\u985e\u578b\uff1a<\/strong>\u5982 <code>BINARY<\/code>, <code>VARBINARY<\/code> \u7b49\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b4%84%e6%9d%9f%e6%a2%9d%e4%bb%b6-QRaasdxyTe\">\u7d04\u675f\u689d\u4ef6<\/h2>\n<p>\u5728\u5275\u5efa\u8868\u6642\uff0c\u53ef\u4ee5\u70ba\u5217\u6dfb\u52a0\u7d04\u675f\u689d\u4ef6\uff0c\u4ee5\u78ba\u4fdd\u8cc7\u6599\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002\u5e38\u898b\u7684\u7d04\u675f\u689d\u4ef6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>PRIMARY KEY\uff1a<\/strong>\u4e3b\u9375\u7d04\u675f\uff0c\u78ba\u4fdd\u5217\u4e2d\u7684\u6bcf\u500b\u503c\u90fd\u662f\u552f\u4e00\u7684\uff0c\u4e14\u4e0d\u80fd\u70ba\u7a7a\u3002<\/li>\n<li><strong>FOREIGN KEY\uff1a<\/strong>\u5916\u9375\u7d04\u675f\uff0c\u7528\u65bc\u5efa\u7acb\u8868\u4e4b\u9593\u7684\u95dc\u806f\u3002<\/li>\n<li><strong>NOT NULL\uff1a<\/strong>\u78ba\u4fdd\u5217\u4e2d\u7684\u503c\u4e0d\u80fd\u70ba\u7a7a\u3002<\/li>\n<li><strong>UNIQUE\uff1a<\/strong>\u78ba\u4fdd\u5217\u4e2d\u7684\u6bcf\u500b\u503c\u90fd\u662f\u552f\u4e00\u7684\u3002<\/li>\n<li><strong>CHECK\uff1a<\/strong>\u7528\u65bc\u9650\u5236\u5217\u4e2d\u7684\u503c\u5fc5\u9808\u6eff\u8db3\u7279\u5b9a\u689d\u4ef6\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e8%a1%a8%e7%9a%84%e7%af%84%e4%be%8b-QRaasdxyTe\">\u5275\u5efa\u8868\u7684\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5275\u5efa\u8868\u7684\u7bc4\u4f8b\uff0c\u8a72\u8868\u7528\u65bc\u5132\u5b58\u54e1\u5de5\u7684\u57fa\u672c\u8cc7\u8a0a\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    BirthDate DATE,\n    HireDate DATE NOT NULL,\n    Salary DECIMAL(10, 2) CHECK (Salary &gt; 0)\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba <code>Employees<\/code> \u7684\u8868\uff0c\u5305\u542b\u4e86\u54e1\u5de5\u7684ID\u3001\u540d\u5b57\u3001\u59d3\u6c0f\u3001\u51fa\u751f\u65e5\u671f\u3001\u96c7\u7528\u65e5\u671f\u548c\u85aa\u6c34\u7b49\u6b04\u4f4d\u3002\u4e3b\u9375\u7d04\u675f\u78ba\u4fdd\u4e86\u6bcf\u500b\u54e1\u5de5ID\u7684\u552f\u4e00\u6027\uff0c\u800c\u85aa\u6c34\u6b04\u4f4d\u5247\u4f7f\u7528\u4e86\u6aa2\u67e5\u7d04\u675f\u4f86\u78ba\u4fdd\u5176\u503c\u5927\u65bc\u96f6\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-QRaasdxyTe\">\u7d50\u8ad6<\/h2>\n<p>\u5728SQL Server\u4e2d\uff0c\u5275\u5efa\u8868\u662f\u4e00\u500b\u57fa\u672c\u800c\u91cd\u8981\u7684\u64cd\u4f5c\u3002\u901a\u904e\u6b63\u78ba\u4f7f\u7528\u5275\u5efa\u8868\u8a9e\u53e5\u53ca\u5176\u76f8\u95dc\u7684\u6578\u64da\u985e\u578b\u548c\u7d04\u675f\u689d\u4ef6\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u548c\u7dad\u8b77\u8cc7\u6599\u7684\u5b8c\u6574\u6027\u3002\u4e86\u89e3\u9019\u4e9b\u57fa\u672c\u6982\u5ff5\u5f8c\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u66f4\u9748\u6d3b\u5730\u8a2d\u8a08\u548c\u5be6\u73fe\u81ea\u5df1\u7684\u8cc7\u6599\u5eab\u7d50\u69cb\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c\u5176\u4ed6\u4f3a\u670d\u5668\u89e3\u6c7a\u65b9\u6848\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3SQL Server\u5275\u5efa\u8868\u8a9e\u53e5\u7684\u57fa\u672c\u7528\u6cd5\uff0c\u5b78\u7fd2\u5982\u4f55\u5b9a\u7fa9\u8868\u7d50\u69cb\u3001\u6578\u64da\u985e\u578b\u53ca\u7d04\u675f\u689d\u4ef6\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-138477","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138477","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=138477"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138477\/revisions"}],"predecessor-version":[{"id":138478,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138477\/revisions\/138478"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=138477"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=138477"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=138477"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}