{"id":66357,"date":"2024-10-14T16:47:14","date_gmt":"2024-10-14T08:47:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66357\/"},"modified":"2024-10-14T16:47:14","modified_gmt":"2024-10-14T08:47:14","slug":"mssql%e4%b8%ad%e5%a6%82%e4%bd%95%e5%b0%87%e5%ad%97%e6%ae%b5%e9%a1%9e%e5%9e%8b%e4%bf%ae%e6%94%b9%e7%82%ba%e8%87%aa%e5%a2%9e%ef%bc%88mssql%e4%bf%ae%e6%94%b9%e5%ad%97%e6%ae%b5%e7%82%ba%e8%87%aa%e5%a2%9e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66357\/","title":{"rendered":"MSSQL\u4e2d\u5982\u4f55\u5c07\u5b57\u6bb5\u985e\u578b\u4fee\u6539\u70ba\u81ea\u589e\uff08mssql\u4fee\u6539\u5b57\u6bb5\u70ba\u81ea\u589e\uff09"},"content":{"rendered":"<h1 id=\"mssql%e4%b8%ad%e5%a6%82%e4%bd%95%e5%b0%87%e5%ad%97%e6%ae%b5%e9%a1%9e%e5%9e%8b%e4%bf%ae%e6%94%b9%e7%82%ba%e8%87%aa%e5%a2%9e-GNOzhgvMXZ\">MSSQL\u4e2d\u5982\u4f55\u5c07\u5b57\u6bb5\u985e\u578b\u4fee\u6539\u70ba\u81ea\u589e<\/h1>\n<p>\u5728\u4f7f\u7528Microsoft SQL Server\uff08MSSQL\uff09\u9032\u884c\u6578\u64da\u5eab\u7ba1\u7406\u6642\uff0c\u5c07\u67d0\u4e9b\u5b57\u6bb5\u8a2d\u7f6e\u70ba\u81ea\u589e\uff08Auto Increment\uff09\u662f\u5e38\u898b\u7684\u9700\u6c42\u3002\u81ea\u589e\u5b57\u6bb5\u901a\u5e38\u7528\u65bc\u4e3b\u9375\uff0c\u80fd\u5920\u81ea\u52d5\u751f\u6210\u552f\u4e00\u7684\u8b58\u5225\u78bc\uff0c\u9019\u5c0d\u65bc\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u67e5\u8a62\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u5982\u4f55\u5728MSSQL\u4e2d\u5c07\u5b57\u6bb5\u985e\u578b\u4fee\u6539\u70ba\u81ea\u589e\u3002<\/p>\n<h2 id=\"%e8%87%aa%e5%a2%9e%e5%ad%97%e6%ae%b5%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-GNOzhgvMXZ\">\u81ea\u589e\u5b57\u6bb5\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u81ea\u589e\u5b57\u6bb5\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u6578\u64da\u985e\u578b\uff0c\u7576\u63d2\u5165\u65b0\u8a18\u9304\u6642\uff0c\u8a72\u5b57\u6bb5\u7684\u503c\u6703\u81ea\u52d5\u589e\u52a0\u3002\u9019\u901a\u5e38\u7528\u65bc\u4e3b\u9375\uff0c\u4ee5\u78ba\u4fdd\u6bcf\u689d\u8a18\u9304\u90fd\u6709\u552f\u4e00\u7684\u6a19\u8b58\u7b26\u3002\u5728MSSQL\u4e2d\uff0c\u81ea\u589e\u5b57\u6bb5\u7684\u6578\u64da\u985e\u578b\u901a\u5e38\u70ba\u6574\u6578\uff08INT\uff09\uff0c\u4e26\u4e14\u53ef\u4ee5\u4f7f\u7528IDENTITY\u5c6c\u6027\u4f86\u5be6\u73fe\u3002<\/p>\n<h2 id=\"%e4%bf%ae%e6%94%b9%e5%ad%97%e6%ae%b5%e7%82%ba%e8%87%aa%e5%a2%9e%e7%9a%84%e6%ad%a5%e9%a9%9f-GNOzhgvMXZ\">\u4fee\u6539\u5b57\u6bb5\u70ba\u81ea\u589e\u7684\u6b65\u9a5f<\/h2>\n<p>\u8981\u5c07\u73fe\u6709\u5b57\u6bb5\u4fee\u6539\u70ba\u81ea\u589e\uff0c\u901a\u5e38\u9700\u8981\u9075\u5faa\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e5%89%b5%e5%bb%ba%e4%b8%80%e5%80%8b%e6%96%b0%e7%9a%84%e8%87%aa%e5%a2%9e%e5%ad%97%e6%ae%b5-GNOzhgvMXZ\">1. \u5275\u5efa\u4e00\u500b\u65b0\u7684\u81ea\u589e\u5b57\u6bb5<\/h3>\n<p>\u7531\u65bcMSSQL\u4e0d\u5141\u8a31\u76f4\u63a5\u4fee\u6539\u73fe\u6709\u5b57\u6bb5\u7684\u5c6c\u6027\uff0c\u56e0\u6b64\u9700\u8981\u5275\u5efa\u4e00\u500b\u65b0\u7684\u81ea\u589e\u5b57\u6bb5\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u65b0\u5b57\u6bb5\u7684SQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>ALTER TABLE \u8868\u540d\nADD \u65b0\u5b57\u6bb5\u540d INT IDENTITY(1,1) NOT NULL;<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c`\u8868\u540d`\u662f\u4f60\u8981\u4fee\u6539\u7684\u8868\u7684\u540d\u7a31\uff0c`\u65b0\u5b57\u6bb5\u540d`\u662f\u4f60\u5e0c\u671b\u6dfb\u52a0\u7684\u81ea\u589e\u5b57\u6bb5\u7684\u540d\u7a31\u3002`IDENTITY(1,1)`\u8868\u793a\u5f9e1\u958b\u59cb\uff0c\u6bcf\u6b21\u589e\u52a01\u3002<\/p>\n<h3 id=\"2-%e5%b0%87%e6%95%b8%e6%93%9a%e5%be%9e%e8%88%8a%e5%ad%97%e6%ae%b5%e8%bd%89%e7%a7%bb%e5%88%b0%e6%96%b0%e5%ad%97%e6%ae%b5-GNOzhgvMXZ\">2. \u5c07\u6578\u64da\u5f9e\u820a\u5b57\u6bb5\u8f49\u79fb\u5230\u65b0\u5b57\u6bb5<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u9700\u8981\u5c07\u820a\u5b57\u6bb5\u7684\u6578\u64da\u8f49\u79fb\u5230\u65b0\u5b57\u6bb5\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0bSQL\u8a9e\u53e5\u5be6\u73fe\uff1a<\/p>\n<pre><code>UPDATE \u8868\u540d\nSET \u65b0\u5b57\u6bb5\u540d = \u820a\u5b57\u6bb5\u540d;<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u65b0\u5b57\u6bb5\u4e2d\u7684\u6578\u64da\u8207\u820a\u5b57\u6bb5\u4e00\u81f4\u3002<\/p>\n<h3 id=\"3-%e5%88%aa%e9%99%a4%e8%88%8a%e5%ad%97%e6%ae%b5-GNOzhgvMXZ\">3. \u522a\u9664\u820a\u5b57\u6bb5<\/h3>\n<p>\u5728\u78ba\u8a8d\u6578\u64da\u5df2\u6210\u529f\u8f49\u79fb\u5f8c\uff0c\u53ef\u4ee5\u522a\u9664\u820a\u5b57\u6bb5\u3002\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>ALTER TABLE \u8868\u540d\nDROP COLUMN \u820a\u5b57\u6bb5\u540d;<\/code><\/pre>\n<h3 id=\"4-%e9%87%8d%e5%91%bd%e5%90%8d%e6%96%b0%e5%ad%97%e6%ae%b5%ef%bc%88%e5%8f%af%e9%81%b8%ef%bc%89-GNOzhgvMXZ\">4. \u91cd\u547d\u540d\u65b0\u5b57\u6bb5\uff08\u53ef\u9078\uff09<\/h3>\n<p>\u5982\u679c\u9700\u8981\uff0c\u53ef\u4ee5\u5c07\u65b0\u5b57\u6bb5\u91cd\u547d\u540d\u70ba\u820a\u5b57\u6bb5\u7684\u540d\u7a31\uff0c\u4ee5\u4fdd\u6301\u4e00\u81f4\u6027\uff1a<\/p>\n<pre><code>EXEC sp_rename '\u8868\u540d.\u65b0\u5b57\u6bb5\u540d', '\u820a\u5b57\u6bb5\u540d', 'COLUMN';<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-GNOzhgvMXZ\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u5728\u9032\u884c\u4efb\u4f55\u7d50\u69cb\u4fee\u6539\u4e4b\u524d\uff0c\u5efa\u8b70\u5099\u4efd\u6578\u64da\u5eab\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li>\u78ba\u4fdd\u65b0\u5b57\u6bb5\u7684\u6578\u64da\u985e\u578b\u8207\u820a\u5b57\u6bb5\u76f8\u5bb9\uff0c\u4ee5\u907f\u514d\u6578\u64da\u8f49\u79fb\u6642\u51fa\u73fe\u932f\u8aa4\u3002<\/li>\n<li>\u5728\u522a\u9664\u820a\u5b57\u6bb5\u4e4b\u524d\uff0c\u52d9\u5fc5\u78ba\u8a8d\u6578\u64da\u5df2\u6210\u529f\u8f49\u79fb\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-GNOzhgvMXZ\">\u7d50\u8ad6<\/h2>\n<p>\u5c07MSSQL\u4e2d\u7684\u5b57\u6bb5\u985e\u578b\u4fee\u6539\u70ba\u81ea\u589e\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u4f46\u9700\u8981\u8b39\u614e\u64cd\u4f5c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002\u901a\u904e\u5275\u5efa\u65b0\u5b57\u6bb5\u3001\u8f49\u79fb\u6578\u64da\u3001\u522a\u9664\u820a\u5b57\u6bb5\u4ee5\u53ca\u5fc5\u8981\u6642\u91cd\u547d\u540d\u65b0\u5b57\u6bb5\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u5be6\u73fe\u9019\u4e00\u76ee\u6a19\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528\u6211\u5011\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u63d0\u4f9b\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u914d\u7f6e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u5404\u7a2e\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728MSSQL\u4e2d\u5c07\u5b57\u6bb5\u985e\u578b\u4fee\u6539\u70ba\u81ea\u589e\uff0c\u7c21\u55ae\u6b65\u9a5f\u6559\u4f60\u8f15\u9b06\u5be6\u73fe\u81ea\u589e\u529f\u80fd\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-66357","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66357","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=66357"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66357\/revisions"}],"predecessor-version":[{"id":66358,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66357\/revisions\/66358"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66357"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66357"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66357"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}