{"id":135673,"date":"2024-10-31T10:35:10","date_gmt":"2024-10-31T02:35:10","guid":{"rendered":"https:\/\/server.hk\/cnblog\/135673\/"},"modified":"2024-10-31T10:35:11","modified_gmt":"2024-10-31T02:35:11","slug":"sql-server-2005%e6%96%b0%e5%8a%9f%e8%83%bd%e4%b9%8bpivot%e7%9a%84%e6%8f%8f%e8%bf%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/135673\/","title":{"rendered":"SQL Server 2005\u65b0\u529f\u80fd\u4e4bPIVOT\u7684\u63cf\u8ff0"},"content":{"rendered":"<h1 id=\"sql-server-2005%e6%96%b0%e5%8a%9f%e8%83%bd%e4%b9%8bpivot%e7%9a%84%e6%8f%8f%e8%bf%b0-dzObBxKZyf\">SQL Server 2005\u65b0\u529f\u80fd\u4e4bPIVOT\u7684\u63cf\u8ff0<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cSQL Server 2005\u5f15\u5165\u4e86\u8a31\u591a\u65b0\u529f\u80fd\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662fPIVOT\u904b\u7b97\u5b50\u3002PIVOT\u7684\u4e3b\u8981\u76ee\u7684\u662f\u5c07\u884c\u6578\u64da\u8f49\u63db\u70ba\u5217\u6578\u64da\uff0c\u9019\u5c0d\u65bc\u6578\u64da\u5206\u6790\u548c\u5831\u544a\u975e\u5e38\u6709\u7528\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0ePIVOT\u7684\u529f\u80fd\u3001\u8a9e\u6cd5\u53ca\u5176\u61c9\u7528\u7bc4\u4f8b\u3002<\/p>\n<h2 id=\"pivot%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-dzObBxKZyf\">PIVOT\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>PIVOT\u904b\u7b97\u5b50\u5141\u8a31\u7528\u6236\u5c07\u8cc7\u6599\u8868\u4e2d\u7684\u884c\u8f49\u63db\u70ba\u5217\uff0c\u9019\u6a23\u53ef\u4ee5\u66f4\u76f4\u89c0\u5730\u5c55\u793a\u6578\u64da\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u92b7\u552e\u6578\u64da\u8868\uff0c\u8a18\u9304\u4e86\u4e0d\u540c\u7522\u54c1\u5728\u4e0d\u540c\u6708\u4efd\u7684\u92b7\u552e\u984d\u3002\u4f7f\u7528PIVOT\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u6bcf\u500b\u7522\u54c1\u7684\u92b7\u552e\u984d\u986f\u793a\u70ba\u5217\uff0c\u6708\u4efd\u5247\u986f\u793a\u70ba\u884c\uff0c\u9019\u6a23\u4fbf\u65bc\u6bd4\u8f03\u4e0d\u540c\u7522\u54c1\u5728\u5404\u500b\u6708\u4efd\u7684\u8868\u73fe\u3002<\/p>\n<h2 id=\"pivot%e7%9a%84%e8%aa%9e%e6%b3%95-dzObBxKZyf\">PIVOT\u7684\u8a9e\u6cd5<\/h2>\n<p>PIVOT\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>\nSELECT , [\u52171], [\u52172], ...\nFROM \n(\n    SELECT , \n    FROM \n) AS SourceTable\nPIVOT\n(\n    ()\n    FOR  IN ([\u52171], [\u52172], ...)\n) AS PivotTable;\n<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c\u662f\u6211\u5011\u5e0c\u671b\u4fdd\u7559\u7684\u5217\uff0c\u662f\u6211\u5011\u5e0c\u671b\u9032\u884c\u805a\u5408\u8a08\u7b97\u7684\u5217\uff0c\u5247\u662f\u5982SUM\u3001AVG\u7b49\u805a\u5408\u51fd\u6578\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e7%af%84%e4%be%8b-dzObBxKZyf\">\u4f7f\u7528\u7bc4\u4f8b<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70baSales\u7684\u8868\u683c\uff0c\u7d50\u69cb\u5982\u4e0b\uff1a<\/p>\n<pre><code>\n| Product | Month | Amount |\n|---------|-------|--------|\n| A       | Jan   | 100    |\n| A       | Feb   | 150    |\n| B       | Jan   | 200    |\n| B       | Feb   | 250    |\n<\/code><\/pre>\n<p>\u6211\u5011\u5e0c\u671b\u5c07\u6bcf\u500b\u7522\u54c1\u7684\u92b7\u552e\u984d\u6309\u6708\u4efd\u986f\u793a\u70ba\u5217\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\uff1a<\/p>\n<pre><code>\nSELECT Product, [Jan], [Feb]\nFROM \n(\n    SELECT Product, Month, Amount\n    FROM Sales\n) AS SourceTable\nPIVOT\n(\n    SUM(Amount)\n    FOR Month IN ([Jan], [Feb])\n) AS PivotTable;\n<\/code><\/pre>\n<p>\u57f7\u884c\u4e0a\u8ff0\u67e5\u8a62\u5f8c\uff0c\u7d50\u679c\u5c07\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre><code>\n| Product | Jan | Feb |\n|---------|-----|-----|\n| A       | 100 | 150 |\n| B       | 200 | 250 |\n<\/code><\/pre>\n<h2 id=\"pivot%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-dzObBxKZyf\">PIVOT\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>PIVOT\u5728\u8a31\u591a\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u9032\u884c\u6578\u64da\u5206\u6790\u548c\u5831\u544a\u7684\u60c5\u6cc1\u4e0b\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<ul>\n<li><strong>\u696d\u52d9\u5831\u544a\uff1a<\/strong>\u5c07\u92b7\u552e\u6578\u64da\u6309\u7522\u54c1\u548c\u6708\u4efd\u9032\u884c\u532f\u7e3d\uff0c\u4fbf\u65bc\u7ba1\u7406\u5c64\u9032\u884c\u6c7a\u7b56\u3002<\/li>\n<li><strong>\u6578\u64da\u5206\u6790\uff1a<\/strong>\u5728\u6578\u64da\u6316\u6398\u904e\u7a0b\u4e2d\uff0c\u5c07\u6578\u64da\u8f49\u63db\u70ba\u66f4\u6613\u65bc\u7406\u89e3\u7684\u683c\u5f0f\u3002<\/li>\n<li><strong>\u5100\u8868\u677f\u5c55\u793a\uff1a<\/strong>\u5728\u5546\u696d\u667a\u80fd\u5de5\u5177\u4e2d\uff0c\u4f7f\u7528PIVOT\u4f86\u751f\u6210\u52d5\u614b\u5831\u544a\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-dzObBxKZyf\">\u7e3d\u7d50<\/h2>\n<p>PIVOT\u904b\u7b97\u5b50\u662fSQL Server 2005\u4e2d\u4e00\u500b\u5f37\u5927\u7684\u529f\u80fd\uff0c\u80fd\u5920\u6709\u6548\u5730\u5c07\u884c\u6578\u64da\u8f49\u63db\u70ba\u5217\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u9ad8\u6578\u64da\u7684\u53ef\u8b80\u6027\u548c\u5206\u6790\u80fd\u529b\u3002\u900f\u904e\u7c21\u55ae\u7684\u8a9e\u6cd5\u548c\u9748\u6d3b\u7684\u61c9\u7528\uff0cPIVOT\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7406\u89e3\u548c\u5c55\u793a\u6578\u64da\u3002\u5c0d\u65bc\u9700\u8981\u9032\u884c\u6578\u64da\u5206\u6790\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u638c\u63e1PIVOT\u7684\u4f7f\u7528\u5c07\u5927\u5927\u63d0\u5347\u5de5\u4f5c\u6548\u7387\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\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f <a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u53ef\u9760\u7684\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22SQL Server 2005\u7684\u65b0\u529f\u80fdPIVOT\uff0c\u8f7b\u677e\u5b9e\u73b0\u6570\u636e\u900f\u89c6\uff0c\u63d0\u5347\u6570\u636e\u5206\u6790\u6548\u7387\uff0c\u7b80\u5316\u590d\u6742\u67e5\u8be2\u64cd\u4f5c\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-135673","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135673","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=135673"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135673\/revisions"}],"predecessor-version":[{"id":135674,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135673\/revisions\/135674"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=135673"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=135673"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=135673"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}