{"id":138629,"date":"2024-10-31T15:36:24","date_gmt":"2024-10-31T07:36:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/138629\/"},"modified":"2024-10-31T15:36:25","modified_gmt":"2024-10-31T07:36:25","slug":"sql-server%e5%88%86%e9%a0%81%e7%9a%84%e5%85%a9%e7%a8%ae%e6%96%b9%e6%b3%95%e6%af%94%e8%bc%83","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/138629\/","title":{"rendered":"sql server\u5206\u9801\u7684\u5169\u7a2e\u65b9\u6cd5\u6bd4\u8f03"},"content":{"rendered":"<h1 id=\"sql-server%e5%88%86%e9%a0%81%e7%9a%84%e5%85%a9%e7%a8%ae%e6%96%b9%e6%b3%95%e6%af%94%e8%bc%83-YVwaUJExAb\">SQL Server\u5206\u9801\u7684\u5169\u7a2e\u65b9\u6cd5\u6bd4\u8f03<\/h1>\n<p>\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\uff0c\u5206\u9801\u662f\u4e00\u500b\u5e38\u898b\u7684\u9700\u6c42\u3002SQL Server\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u5be6\u73fe\u6578\u64da\u7684\u5206\u9801\uff0c\u6700\u5e38\u898b\u7684\u5169\u7a2e\u65b9\u6cd5\u662f\u4f7f\u7528OFFSET-FETCH\u5b50\u53e5\u548cROW_NUMBER()\u51fd\u6578\u3002\u672c\u6587\u5c07\u5c0d\u9019\u5169\u7a2e\u65b9\u6cd5\u9032\u884c\u6bd4\u8f03\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u9078\u64c7\u6700\u9069\u5408\u5176\u9700\u6c42\u7684\u5206\u9801\u6280\u8853\u3002<\/p>\n<h2 id=\"1-offset-fetch%e5%ad%90%e5%8f%a5-YVwaUJExAb\">1. OFFSET-FETCH\u5b50\u53e5<\/h2>\n<p>OFFSET-FETCH\u662fSQL Server 2012\u5f15\u5165\u7684\u4e00\u7a2e\u5206\u9801\u65b9\u6cd5\uff0c\u8a9e\u6cd5\u7c21\u55ae\u660e\u77ad\uff0c\u9069\u5408\u7528\u65bc\u9700\u8981\u5206\u9801\u7684\u67e5\u8a62\u3002\u5176\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SELECT column1, column2, ...\nFROM table_name\nORDER BY column_name\nOFFSET @Offset ROWS\nFETCH NEXT @Fetch ROWS ONLY;<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c@Offset\u8868\u793a\u8981\u8df3\u904e\u7684\u884c\u6578\uff0c\u800c@Fetch\u5247\u8868\u793a\u8981\u7372\u53d6\u7684\u884c\u6578\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u60f3\u8981\u7372\u53d6\u7b2c11\u5230\u7b2c20\u884c\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u9019\u6a23\u5beb\uff1a<\/p>\n<pre><code>DECLARE @Offset INT = 10;\nDECLARE @Fetch INT = 10;\n\nSELECT *\nFROM Employees\nORDER BY EmployeeID\nOFFSET @Offset ROWS\nFETCH NEXT @Fetch ROWS ONLY;<\/code><\/pre>\n<h3 id=\"%e5%84%aa%e9%bb%9e-YVwaUJExAb\">\u512a\u9ede<\/h3>\n<ul>\n<li>\u8a9e\u6cd5\u7c21\u55ae\uff0c\u6613\u65bc\u7406\u89e3\u548c\u4f7f\u7528\u3002<\/li>\n<li>\u9069\u5408\u7528\u65bc\u9700\u8981\u6392\u5e8f\u7684\u67e5\u8a62\uff0c\u4e26\u4e14\u80fd\u5920\u76f4\u63a5\u5728\u67e5\u8a62\u4e2d\u6307\u5b9a\u5206\u9801\u53c3\u6578\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%bc%ba%e9%bb%9e-YVwaUJExAb\">\u7f3a\u9ede<\/h3>\n<ul>\n<li>\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\uff0c\u6027\u80fd\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\uff0c\u7279\u5225\u662f\u7576OFFSET\u503c\u8f03\u5927\u6642\u3002<\/li>\n<li>\u9700\u8981\u5728\u67e5\u8a62\u4e2d\u4f7f\u7528ORDER BY\u5b50\u53e5\uff0c\u5426\u5247\u5c07\u6703\u5831\u932f\u3002<\/li>\n<\/ul>\n<h2 id=\"2-row_number%e5%87%bd%e6%95%b8-YVwaUJExAb\">2. ROW_NUMBER()\u51fd\u6578<\/h2>\n<p>ROW_NUMBER()\u51fd\u6578\u662f\u4e00\u7a2e\u66f4\u9748\u6d3b\u7684\u5206\u9801\u65b9\u6cd5\uff0c\u5141\u8a31\u958b\u767c\u8005\u5728\u67e5\u8a62\u4e2d\u70ba\u6bcf\u4e00\u884c\u5206\u914d\u4e00\u500b\u552f\u4e00\u7684\u884c\u865f\u3002\u5176\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>WITH OrderedEmployees AS (\n    SELECT column1, column2, \n           ROW_NUMBER() OVER (ORDER BY column_name) AS RowNum\n    FROM table_name\n)\nSELECT *\nFROM OrderedEmployees\nWHERE RowNum BETWEEN @StartRow AND @EndRow;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u60f3\u8981\u7372\u53d6\u7b2c11\u5230\u7b2c20\u884c\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u9019\u6a23\u5beb\uff1a<\/p>\n<pre><code>DECLARE @StartRow INT = 11;\nDECLARE @EndRow INT = 20;\n\nWITH OrderedEmployees AS (\n    SELECT *,\n           ROW_NUMBER() OVER (ORDER BY EmployeeID) AS RowNum\n    FROM Employees\n)\nSELECT *\nFROM OrderedEmployees\nWHERE RowNum BETWEEN @StartRow AND @EndRow;<\/code><\/pre>\n<h3 id=\"%e5%84%aa%e9%bb%9e-YVwaUJExAb\">\u512a\u9ede<\/h3>\n<ul>\n<li>\u53ef\u4ee5\u5728\u5206\u9801\u7684\u540c\u6642\u9032\u884c\u66f4\u8907\u96dc\u7684\u6578\u64da\u8655\u7406\u548c\u6392\u5e8f\u3002<\/li>\n<li>\u4e0d\u9700\u8981\u5728\u4e3b\u67e5\u8a62\u4e2d\u4f7f\u7528OFFSET\uff0c\u80fd\u5920\u66f4\u9748\u6d3b\u5730\u63a7\u5236\u884c\u865f\u7684\u751f\u6210\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%bc%ba%e9%bb%9e-YVwaUJExAb\">\u7f3a\u9ede<\/h3>\n<ul>\n<li>\u76f8\u5c0d\u65bcOFFSET-FETCH\uff0c\u8a9e\u6cd5\u8f03\u70ba\u8907\u96dc\uff0c\u5c0d\u65bc\u521d\u5b78\u8005\u4f86\u8aaa\u53ef\u80fd\u4e0d\u592a\u5bb9\u6613\u7406\u89e3\u3002<\/li>\n<li>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u6027\u80fd\u53ef\u80fd\u4e0d\u5982OFFSET-FETCH\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u975e\u5e38\u5927\u7684\u6578\u64da\u96c6\u6642\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-YVwaUJExAb\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u9078\u64c7SQL Server\u7684\u5206\u9801\u65b9\u6cd5\u6642\uff0c\u958b\u767c\u8005\u61c9\u6839\u64da\u5177\u9ad4\u9700\u6c42\u4f86\u6c7a\u5b9a\u3002\u82e5\u9700\u8981\u7c21\u55ae\u7684\u5206\u9801\u4e14\u6578\u64da\u91cf\u4e0d\u5927\uff0cOFFSET-FETCH\u662f\u4e00\u500b\u4e0d\u932f\u7684\u9078\u64c7\uff1b\u800c\u82e5\u9700\u8981\u66f4\u9748\u6d3b\u7684\u6578\u64da\u8655\u7406\u548c\u6392\u5e8f\uff0cROW_NUMBER()\u51fd\u6578\u5247\u66f4\u70ba\u5408\u9069\u3002\u7121\u8ad6\u9078\u64c7\u54ea\u7a2e\u65b9\u6cd5\uff0c\u4e86\u89e3\u5176\u512a\u7f3a\u9ede\u5c07\u6709\u52a9\u65bc\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u548c\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u6709\u95dc<code><a href=\"https:\/\/server.hk\">VPS<\/a><\/code>\u548c<code><a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6bd4\u8f03SQL Server\u7684\u5169\u7a2e\u5206\u9801\u65b9\u6cd5\uff0c\u63a2\u8a0e\u5176\u6027\u80fd\u3001\u6613\u7528\u6027\u53ca\u9069\u7528\u5834\u666f\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u9078\u64c7\u6700\u4f73\u89e3\u6c7a\u65b9\u6848\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-138629","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138629","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=138629"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138629\/revisions"}],"predecessor-version":[{"id":138630,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138629\/revisions\/138630"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=138629"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=138629"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=138629"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}