{"id":66317,"date":"2024-10-14T16:26:19","date_gmt":"2024-10-14T08:26:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66317\/"},"modified":"2024-10-14T16:26:19","modified_gmt":"2024-10-14T08:26:19","slug":"mssql%e4%b8%ad%e5%89%b5%e5%bb%ba%e8%87%aa%e5%8b%95%e5%a2%9e%e9%95%b7%e5%88%97%e7%9a%84%e6%96%b9%e6%b3%95%ef%bc%88mssql%e5%89%b5%e5%bb%ba%e8%87%aa%e5%a2%9e%e5%88%97%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66317\/","title":{"rendered":"mssql\u4e2d\u5275\u5efa\u81ea\u52d5\u589e\u9577\u5217\u7684\u65b9\u6cd5\uff08mssql\u5275\u5efa\u81ea\u589e\u5217\uff09"},"content":{"rendered":"<h1 id=\"mssql%e4%b8%ad%e5%89%b5%e5%bb%ba%e8%87%aa%e5%8b%95%e5%a2%9e%e9%95%b7%e5%88%97%e7%9a%84%e6%96%b9%e6%b3%95%ef%bc%88mssql%e5%89%b5%e5%bb%ba%e8%87%aa%e5%a2%9e%e5%88%97%ef%bc%89-HboQCzuxDu\">MSSQL\u4e2d\u5275\u5efa\u81ea\u52d5\u589e\u9577\u5217\u7684\u65b9\u6cd5\uff08MSSQL\u5275\u5efa\u81ea\u589e\u5217\uff09<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\uff0c\u81ea\u52d5\u589e\u9577\u5217\uff08Auto Increment Column\uff09\u662f\u4e00\u500b\u975e\u5e38\u91cd\u8981\u7684\u7279\u6027\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u552f\u4e00\u6a19\u8b58\u6bcf\u4e00\u884c\u6578\u64da\u7684\u60c5\u6cc1\u4e0b\u3002Microsoft SQL Server\uff08MSSQL\uff09\u63d0\u4f9b\u4e86\u7c21\u55ae\u800c\u6709\u6548\u7684\u65b9\u6cd5\u4f86\u5275\u5efa\u81ea\u52d5\u589e\u9577\u5217\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u5982\u4f55\u5728MSSQL\u4e2d\u5275\u5efa\u81ea\u589e\u5217\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e8%87%aa%e5%8b%95%e5%a2%9e%e9%95%b7%e5%88%97%e7%9a%84%e6%a6%82%e5%bf%b5-HboQCzuxDu\">\u81ea\u52d5\u589e\u9577\u5217\u7684\u6982\u5ff5<\/h2>\n<p>\u81ea\u52d5\u589e\u9577\u5217\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u5217\u985e\u578b\uff0c\u7576\u63d2\u5165\u65b0\u884c\u6642\uff0c\u8a72\u5217\u7684\u503c\u6703\u81ea\u52d5\u589e\u52a0\u3002\u9019\u901a\u5e38\u7528\u65bc\u4e3b\u9375\uff0c\u4ee5\u78ba\u4fdd\u6bcf\u4e00\u884c\u90fd\u6709\u552f\u4e00\u7684\u6a19\u8b58\u7b26\u3002\u5728MSSQL\u4e2d\uff0c\u81ea\u52d5\u589e\u9577\u5217\u901a\u5e38\u4f7f\u7528\u6574\u6578\u985e\u578b\uff08\u5982INT\uff09\u4f86\u5be6\u73fe\u3002<\/p>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e8%87%aa%e5%8b%95%e5%a2%9e%e9%95%b7%e5%88%97%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-HboQCzuxDu\">\u5275\u5efa\u81ea\u52d5\u589e\u9577\u5217\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u5728MSSQL\u4e2d\uff0c\u5275\u5efa\u81ea\u52d5\u589e\u9577\u5217\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE TABLE \u8868\u540d (\n    \u5217\u540d INT IDENTITY(\u8d77\u59cb\u503c, \u589e\u91cf) PRIMARY KEY,\n    \u5176\u4ed6\u5217\u985e\u578b\n);<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>IDENTITY(\u8d77\u59cb\u503c, \u589e\u91cf)<\/code>\u662f\u7528\u4f86\u5b9a\u7fa9\u81ea\u52d5\u589e\u9577\u5217\u7684\u5c6c\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u8d77\u59cb\u503c<\/strong>\uff1a\u81ea\u589e\u5217\u7684\u521d\u59cb\u503c\uff0c\u9ed8\u8a8d\u70ba1\u3002<\/li>\n<li><strong>\u589e\u91cf<\/strong>\uff1a\u6bcf\u6b21\u63d2\u5165\u65b0\u884c\u6642\uff0c\u81ea\u589e\u5217\u7684\u503c\u589e\u52a0\u7684\u6578\u91cf\uff0c\u9ed8\u8a8d\u70ba1\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e5%89%b5%e5%bb%ba%e4%b8%80%e5%80%8b%e5%8c%85%e5%90%ab%e8%87%aa%e5%a2%9e%e5%88%97%e7%9a%84%e8%a1%a8-HboQCzuxDu\">\u793a\u4f8b\uff1a\u5275\u5efa\u4e00\u500b\u5305\u542b\u81ea\u589e\u5217\u7684\u8868<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5275\u5efa\u5305\u542b\u81ea\u52d5\u589e\u9577\u5217\u7684\u8868\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE Customers (\n    CustomerID INT IDENTITY(1,1) PRIMARY KEY,\n    CustomerName NVARCHAR(100),\n    ContactEmail NVARCHAR(100)\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c<code>CustomerID<\/code>\u5217\u88ab\u8a2d\u7f6e\u70ba\u81ea\u52d5\u589e\u9577\u5217\uff0c\u8d77\u59cb\u503c\u70ba1\uff0c\u589e\u91cf\u70ba1\u3002\u9019\u610f\u5473\u8457\u7b2c\u4e00\u500b\u63d2\u5165\u7684\u5ba2\u6236\u5c07\u64c1\u6709<code>CustomerID<\/code>\u70ba1\uff0c\u7b2c\u4e8c\u500b\u5ba2\u6236\u5c07\u64c1\u6709<code>CustomerID<\/code>\u70ba2\uff0c\u4ee5\u6b64\u985e\u63a8\u3002<\/p>\n<h2 id=\"%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a%e5%88%b0%e8%87%aa%e5%a2%9e%e5%88%97%e7%9a%84%e8%a1%a8-HboQCzuxDu\">\u63d2\u5165\u6578\u64da\u5230\u81ea\u589e\u5217\u7684\u8868<\/h2>\n<p>\u7576\u63d2\u5165\u6578\u64da\u6642\uff0c\u7121\u9700\u70ba\u81ea\u589e\u5217\u63d0\u4f9b\u503c\u3002\u4ee5\u4e0b\u662f\u63d2\u5165\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>INSERT INTO Customers (CustomerName, ContactEmail) VALUES ('\u5f35\u4e09', 'zhangsan@example.com');\nINSERT INTO Customers (CustomerName, ContactEmail) VALUES ('\u674e\u56db', 'lisi@example.com');<\/code><\/pre>\n<p>\u57f7\u884c\u4e0a\u8ff0\u63d2\u5165\u8a9e\u53e5\u5f8c\uff0c<code>CustomerID<\/code>\u5c07\u81ea\u52d5\u751f\u6210\uff0c\u7b2c\u4e00\u884c\u7684<code>CustomerID<\/code>\u70ba1\uff0c\u7b2c\u4e8c\u884c\u7684<code>CustomerID<\/code>\u70ba2\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e8%87%aa%e5%a2%9e%e5%88%97%e7%9a%84%e6%95%b8%e6%93%9a-HboQCzuxDu\">\u67e5\u8a62\u81ea\u589e\u5217\u7684\u6578\u64da<\/h2>\n<p>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u7d22\u8868\u4e2d\u7684\u6240\u6709\u6578\u64da\uff1a<\/p>\n<pre><code>SELECT * FROM Customers;<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u6240\u6709\u5ba2\u6236\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u81ea\u52d5\u589e\u9577\u7684<code>CustomerID<\/code>\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-HboQCzuxDu\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u81ea\u589e\u5217\u5fc5\u9808\u662f\u6574\u6578\u985e\u578b\uff08\u5982INT\u3001BIGINT\u7b49\uff09\u3002<\/li>\n<li>\u6bcf\u500b\u8868\u53ea\u80fd\u6709\u4e00\u500b\u81ea\u589e\u5217\u3002<\/li>\n<li>\u5982\u679c\u9700\u8981\u91cd\u7f6e\u81ea\u589e\u5217\u7684\u503c\uff0c\u53ef\u4ee5\u4f7f\u7528<code>DBCC CHECKIDENT<\/code>\u547d\u4ee4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-HboQCzuxDu\">\u7e3d\u7d50<\/h2>\n<p>\u5728MSSQL\u4e2d\u5275\u5efa\u81ea\u52d5\u589e\u9577\u5217\u662f\u4e00\u500b\u7c21\u55ae\u800c\u6709\u6548\u7684\u904e\u7a0b\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u8f15\u9b06\u7ba1\u7406\u6578\u64da\u7684\u552f\u4e00\u6027\u3002\u901a\u904e\u4f7f\u7528<code>IDENTITY<\/code>\u5c6c\u6027\uff0c\u60a8\u53ef\u4ee5\u5feb\u901f\u8a2d\u7f6e\u81ea\u589e\u5217\uff0c\u4e26\u5728\u63d2\u5165\u6578\u64da\u6642\u81ea\u52d5\u751f\u6210\u552f\u4e00\u6a19\u8b58\u7b26\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u61c9\u7528\u7a0b\u5e8f\u4f86\u8aaa\uff0c\u81ea\u589e\u5217\u662f\u4e00\u500b\u4e0d\u53ef\u6216\u7f3a\u7684\u7279\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5728MSSQL\u4e2d\u5275\u5efa\u81ea\u52d5\u589e\u9577\u5217\u7684\u65b9\u6cd5\uff0c\u7c21\u55ae\u6b65\u9a5f\u6559\u4f60\u5982\u4f55\u8a2d\u7f6e\u81ea\u589e\u5217\u4ee5\u4fbf\u81ea\u52d5\u751f\u6210\u552f\u4e00ID\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-66317","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66317","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=66317"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66317\/revisions"}],"predecessor-version":[{"id":66318,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66317\/revisions\/66318"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66317"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66317"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}