{"id":143719,"date":"2024-11-01T00:33:28","date_gmt":"2024-10-31T16:33:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/143719\/"},"modified":"2024-11-01T00:33:29","modified_gmt":"2024-10-31T16:33:29","slug":"sql-server-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e5%88%86%e9%a0%81%e8%aa%9e%e5%8f%a5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/143719\/","title":{"rendered":"SQL Server \u6578\u64da\u5eab\u4e2d\u7684\u5206\u9801\u8a9e\u53e5"},"content":{"rendered":"<h1 id=\"sql-server-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e5%88%86%e9%a0%81%e8%aa%9e%e5%8f%a5-FWQcaAgMKm\">SQL Server \u6578\u64da\u5eab\u4e2d\u7684\u5206\u9801\u8a9e\u53e5<\/h1>\n<p>\u5728\u73fe\u4ee3\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u6578\u64da\u7684\u7ba1\u7406\u548c\u986f\u793a\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u5c24\u5176\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\uff0c\u5982\u4f55\u6709\u6548\u5730\u5206\u9801\u986f\u793a\u6578\u64da\u6210\u70ba\u4e86\u4e00\u500b\u95dc\u9375\u554f\u984c\u3002SQL Server \u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u5be6\u73fe\u6578\u64da\u7684\u5206\u9801\uff0c\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e SQL Server \u4e2d\u7684\u5206\u9801\u8a9e\u53e5\u53ca\u5176\u4f7f\u7528\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%88%86%e9%a0%81%ef%bc%9f-FWQcaAgMKm\">\u4ec0\u9ebc\u662f\u5206\u9801\uff1f<\/h2>\n<p>\u5206\u9801\u662f\u5c07\u5927\u91cf\u6578\u64da\u5206\u6210\u591a\u500b\u5c0f\u90e8\u5206\uff08\u5373\u9801\u9762\uff09\u9032\u884c\u986f\u793a\u7684\u6280\u8853\u3002\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u7528\u6236\u9ad4\u9a57\uff0c\u6e1b\u5c11\u4e00\u6b21\u6027\u52a0\u8f09\u5927\u91cf\u6578\u64da\u6240\u9700\u7684\u6642\u9593\u548c\u8cc7\u6e90\u3002\u5206\u9801\u901a\u5e38\u7528\u65bc\u7db2\u9801\u3001\u5831\u544a\u548c\u6578\u64da\u5206\u6790\u7b49\u5834\u666f\u3002<\/p>\n<h2 id=\"sql-server-%e4%b8%ad%e7%9a%84%e5%88%86%e9%a0%81%e6%96%b9%e6%b3%95-FWQcaAgMKm\">SQL Server \u4e2d\u7684\u5206\u9801\u65b9\u6cd5<\/h2>\n<p>\u5728 SQL Server \u4e2d\uff0c\u5be6\u73fe\u5206\u9801\u7684\u4e3b\u8981\u65b9\u6cd5\u6709\u5169\u7a2e\uff1a\u4f7f\u7528 OFFSET-FETCH \u5b50\u53e5\u548c\u4f7f\u7528 ROW_NUMBER() \u51fd\u6578\u3002<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-offset-fetch-%e5%ad%90%e5%8f%a5-FWQcaAgMKm\">1. \u4f7f\u7528 OFFSET-FETCH \u5b50\u53e5<\/h3>\n<p>OFFSET-FETCH \u662f SQL Server 2012 \u53ca\u4ee5\u5f8c\u7248\u672c\u5f15\u5165\u7684\u4e00\u7a2e\u5206\u9801\u65b9\u6cd5\u3002\u5b83\u5141\u8a31\u7528\u6236\u6307\u5b9a\u8981\u8df3\u904e\u7684\u884c\u6578\u548c\u8981\u8fd4\u56de\u7684\u884c\u6578\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 OFFSET-FETCH \u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>SELECT column1, column2, ...\nFROM table_name\nORDER BY column_name\nOFFSET {number_of_rows_to_skip} ROWS\nFETCH NEXT {number_of_rows_to_return} ROWS ONLY;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba <code>Employees<\/code> \u7684\u8868\uff0c\u4e26\u5e0c\u671b\u986f\u793a\u7b2c 2 \u9801\u7684 10 \u689d\u8a18\u9304\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT *\nFROM Employees\nORDER BY EmployeeID\nOFFSET 10 ROWS\nFETCH NEXT 10 ROWS ONLY;<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-row_number-%e5%87%bd%e6%95%b8-FWQcaAgMKm\">2. \u4f7f\u7528 ROW_NUMBER() \u51fd\u6578<\/h3>\n<p>\u5728 SQL Server \u4e2d\uff0c\u53e6\u4e00\u7a2e\u5e38\u898b\u7684\u5206\u9801\u65b9\u6cd5\u662f\u4f7f\u7528 <code>ROW_NUMBER()<\/code> \u51fd\u6578\u3002\u9019\u500b\u51fd\u6578\u70ba\u67e5\u8a62\u7d50\u679c\u4e2d\u7684\u6bcf\u4e00\u884c\u5206\u914d\u4e00\u500b\u552f\u4e00\u7684\u5e8f\u865f\uff0c\u7136\u5f8c\u53ef\u4ee5\u6839\u64da\u9019\u500b\u5e8f\u865f\u9032\u884c\u7be9\u9078\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 <code>ROW_NUMBER()<\/code> \u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>WITH OrderedEmployees AS (\n    SELECT *, ROW_NUMBER() OVER (ORDER BY EmployeeID) AS RowNum\n    FROM Employees\n)\nSELECT *\nFROM OrderedEmployees\nWHERE RowNum BETWEEN {start_row} AND {end_row};<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u986f\u793a\u7b2c 2 \u9801\u7684 10 \u689d\u8a18\u9304\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n<pre><code>WITH OrderedEmployees AS (\n    SELECT *, ROW_NUMBER() OVER (ORDER BY EmployeeID) AS RowNum\n    FROM Employees\n)\nSELECT *\nFROM OrderedEmployees\nWHERE RowNum BETWEEN 11 AND 20;<\/code><\/pre>\n<h2 id=\"%e6%80%a7%e8%83%bd%e8%80%83%e9%87%8f-FWQcaAgMKm\">\u6027\u80fd\u8003\u91cf<\/h2>\n<p>\u5728\u5be6\u73fe\u5206\u9801\u6642\uff0c\u6027\u80fd\u662f\u4e00\u500b\u91cd\u8981\u7684\u8003\u91cf\u56e0\u7d20\u3002\u4f7f\u7528 OFFSET-FETCH \u65b9\u6cd5\u6642\uff0c\u7576\u6578\u64da\u91cf\u589e\u5927\u6642\uff0c\u6027\u80fd\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\uff0c\u56e0\u70ba SQL Server \u9700\u8981\u8a08\u7b97\u6240\u6709\u884c\u7684\u504f\u79fb\u91cf\u3002\u76f8\u5c0d\u800c\u8a00\uff0c\u4f7f\u7528 <code>ROW_NUMBER()<\/code> \u51fd\u6578\u53ef\u4ee5\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\u63d0\u4f9b\u66f4\u597d\u7684\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u9032\u884c\u8907\u96dc\u6392\u5e8f\u548c\u904e\u6ffe\u6642\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-FWQcaAgMKm\">\u7d50\u8ad6<\/h2>\n<p>\u5728 SQL Server \u4e2d\uff0c\u5206\u9801\u662f\u4e00\u500b\u91cd\u8981\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u6709\u6548\u5730\u7ba1\u7406\u548c\u986f\u793a\u5927\u91cf\u6578\u64da\u3002\u7121\u8ad6\u662f\u4f7f\u7528 OFFSET-FETCH \u9084\u662f ROW_NUMBER() \u51fd\u6578\uff0c\u9078\u64c7\u5408\u9069\u7684\u65b9\u6cd5\u53d6\u6c7a\u65bc\u5177\u9ad4\u7684\u61c9\u7528\u5834\u666f\u548c\u6027\u80fd\u9700\u6c42\u3002\u901a\u904e\u5408\u7406\u7684\u5206\u9801\u8a2d\u8a08\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u548c\u7cfb\u7d71\u6027\u80fd\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">VPS<\/a> \u548c\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3 SQL Server \u6578\u64da\u5eab\u4e2d\u7684\u5206\u9801\u8a9e\u53e5\uff0c\u8f15\u9b06\u5be6\u73fe\u6578\u64da\u5206\u9801\u986f\u793a\uff0c\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u8207\u7528\u6236\u9ad4\u9a57\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-143719","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143719","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=143719"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143719\/revisions"}],"predecessor-version":[{"id":143720,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143719\/revisions\/143720"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=143719"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=143719"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=143719"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}