{"id":186048,"date":"2024-11-11T02:40:24","date_gmt":"2024-11-10T18:40:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/186048\/"},"modified":"2024-11-11T02:40:25","modified_gmt":"2024-11-10T18:40:25","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%99%be%e5%88%86%e6%af%94%ef%bc%9a%e7%99%be%e5%88%86%e6%af%94%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95%ef%bc%88%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/186048\/","title":{"rendered":"\u6578\u64da\u5eab\u767e\u5206\u6bd4\uff1a\u767e\u5206\u6bd4\u5728\u6578\u64da\u5eab\u4e2d\u7684\u4f7f\u7528\u65b9\u6cd5\uff08\u6578\u64da\u5eab\u7a2epercent\u7684\u7528\u6cd5\uff09"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%99%be%e5%88%86%e6%af%94%ef%bc%9a%e7%99%be%e5%88%86%e6%af%94%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95%ef%bc%88%e6%95%b8-ZJtWRfkpfD\">\u6578\u64da\u5eab\u767e\u5206\u6bd4\uff1a\u767e\u5206\u6bd4\u5728\u6578\u64da\u5eab\u4e2d\u7684\u4f7f\u7528\u65b9\u6cd5\uff08\u6578\u64da\u5eab\u4e2dpercent\u7684\u7528\u6cd5\uff09<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u548c\u67e5\u8a62\u4e2d\uff0c\u767e\u5206\u6bd4\u662f\u4e00\u500b\u5e38\u898b\u4e14\u91cd\u8981\u7684\u6982\u5ff5\u3002\u7121\u8ad6\u662f\u5728\u6578\u64da\u5206\u6790\u3001\u5831\u544a\u751f\u6210\u9084\u662f\u6027\u80fd\u512a\u5316\u4e2d\uff0c\u7406\u89e3\u5982\u4f55\u4f7f\u7528\u767e\u5206\u6bd4\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u548c\u6578\u64da\u5206\u6790\u5e2b\u66f4\u6709\u6548\u5730\u8655\u7406\u6578\u64da\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u767e\u5206\u6bd4\u5728\u6578\u64da\u5eab\u4e2d\u7684\u61c9\u7528\uff0c\u5305\u62ec\u5176\u8a08\u7b97\u65b9\u6cd5\u3001\u4f7f\u7528\u5834\u666f\u4ee5\u53ca\u76f8\u95dc\u7684SQL\u67e5\u8a62\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e7%99%be%e5%88%86%e6%af%94%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-ZJtWRfkpfD\">\u767e\u5206\u6bd4\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u767e\u5206\u6bd4\u662f\u8868\u793a\u67d0\u4e00\u6578\u91cf\u76f8\u5c0d\u65bc\u53e6\u4e00\u6578\u91cf\u7684\u6bd4\u4f8b\uff0c\u901a\u5e38\u4ee5\u201c%\u201d\u7b26\u865f\u8868\u793a\u3002\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u767e\u5206\u6bd4\u53ef\u4ee5\u7528\u4f86\u8868\u793a\u67d0\u4e00\u7279\u5b9a\u503c\u5728\u6574\u9ad4\u4e2d\u7684\u5360\u6bd4\uff0c\u9019\u5728\u6578\u64da\u5206\u6790\u548c\u5831\u544a\u4e2d\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u82e5\u67d0\u4e00\u7522\u54c1\u7684\u92b7\u552e\u91cf\u5360\u7e3d\u92b7\u552e\u91cf\u768430%\uff0c\u5247\u53ef\u4ee5\u752830%\u4f86\u8868\u793a\u9019\u4e00\u6bd4\u4f8b\u3002<\/p>\n<h2 id=\"%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e8%a8%88%e7%ae%97%e7%99%be%e5%88%86%e6%af%94-ZJtWRfkpfD\">\u5728\u6578\u64da\u5eab\u4e2d\u8a08\u7b97\u767e\u5206\u6bd4<\/h2>\n<p>\u5728SQL\u4e2d\uff0c\u8a08\u7b97\u767e\u5206\u6bd4\u901a\u5e38\u6d89\u53ca\u5230\u57fa\u672c\u7684\u7b97\u8853\u904b\u7b97\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u8a08\u7b97\u67d0\u4e00\u985e\u5225\u7684\u92b7\u552e\u984d\u5360\u7e3d\u92b7\u552e\u984d\u7684\u767e\u5206\u6bd4\uff1a<\/p>\n<pre><code>SELECT \n    category, \n    SUM(sales) AS total_sales,\n    (SUM(sales) \/ (SELECT SUM(sales) FROM sales_table) * 100) AS percentage\nFROM \n    sales_table\nGROUP BY \n    category;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u67e5\u8a62\u4e2d\uff0c\u6211\u5011\u9996\u5148\u8a08\u7b97\u6bcf\u500b\u985e\u5225\u7684\u7e3d\u92b7\u552e\u984d\uff0c\u7136\u5f8c\u5c07\u5176\u9664\u4ee5\u6574\u500b\u92b7\u552e\u8868\u7684\u7e3d\u92b7\u552e\u984d\uff0c\u6700\u5f8c\u4e58\u4ee5100\u4ee5\u7372\u5f97\u767e\u5206\u6bd4\u3002\u9019\u6a23\u53ef\u4ee5\u6e05\u695a\u5730\u770b\u5230\u6bcf\u500b\u985e\u5225\u5728\u6574\u9ad4\u92b7\u552e\u4e2d\u7684\u5360\u6bd4\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e5%a0%b4%e6%99%af-ZJtWRfkpfD\">\u4f7f\u7528\u5834\u666f<\/h2>\n<p>\u767e\u5206\u6bd4\u5728\u6578\u64da\u5eab\u4e2d\u7684\u4f7f\u7528\u5834\u666f\u975e\u5e38\u5ee3\u6cdb\uff0c\u4ee5\u4e0b\u662f\u5e7e\u500b\u5e38\u898b\u7684\u4f8b\u5b50\uff1a<\/p>\n<ul>\n<li><strong>\u696d\u52d9\u5831\u544a\uff1a<\/strong>\u4f01\u696d\u7d93\u5e38\u9700\u8981\u751f\u6210\u5831\u544a\u4f86\u5c55\u793a\u5404\u985e\u7522\u54c1\u6216\u670d\u52d9\u7684\u8868\u73fe\uff0c\u767e\u5206\u6bd4\u53ef\u4ee5\u5e6b\u52a9\u7ba1\u7406\u5c64\u5feb\u901f\u4e86\u89e3\u54ea\u4e9b\u7522\u54c1\u8868\u73fe\u826f\u597d\uff0c\u54ea\u4e9b\u9700\u8981\u6539\u9032\u3002<\/li>\n<li><strong>\u5e02\u5834\u5206\u6790\uff1a<\/strong>\u5728\u5e02\u5834\u8abf\u67e5\u4e2d\uff0c\u767e\u5206\u6bd4\u7528\u65bc\u8868\u793a\u6d88\u8cbb\u8005\u504f\u597d\u3001\u6eff\u610f\u5ea6\u8abf\u67e5\u7d50\u679c\u7b49\uff0c\u9019\u4e9b\u6578\u64da\u5c0d\u65bc\u5236\u5b9a\u5e02\u5834\u7b56\u7565\u81f3\u95dc\u91cd\u8981\u3002<\/li>\n<li><strong>\u6027\u80fd\u76e3\u63a7\uff1a<\/strong>\u5728\u6578\u64da\u5eab\u6027\u80fd\u76e3\u63a7\u4e2d\uff0c\u767e\u5206\u6bd4\u53ef\u4ee5\u7528\u4f86\u8868\u793a\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\uff0c\u4f8b\u5982CPU\u4f7f\u7528\u7387\u3001\u5167\u5b58\u4f7f\u7528\u7387\u7b49\uff0c\u5e6b\u52a9\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ca\u6642\u8abf\u6574\u8cc7\u6e90\u914d\u7f6e\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-ZJtWRfkpfD\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u8a08\u7b97\u767e\u5206\u6bd4\u6642\uff0c\u6709\u5e7e\u500b\u6ce8\u610f\u4e8b\u9805\u9700\u8981\u8003\u616e\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u6e96\u78ba\u6027\uff1a<\/strong>\u78ba\u4fdd\u7528\u65bc\u8a08\u7b97\u7684\u6578\u64da\u662f\u6e96\u78ba\u7684\uff0c\u5426\u5247\u8a08\u7b97\u51fa\u7684\u767e\u5206\u6bd4\u5c07\u7121\u6cd5\u53cd\u6620\u771f\u5be6\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u6574\u9ad4\u57fa\u6578\uff1a<\/strong>\u5728\u8a08\u7b97\u767e\u5206\u6bd4\u6642\uff0c\u5fc5\u9808\u660e\u78ba\u6574\u9ad4\u57fa\u6578\u662f\u4ec0\u9ebc\uff0c\u9019\u6a23\u624d\u80fd\u6b63\u78ba\u89e3\u91cb\u7d50\u679c\u3002<\/li>\n<li><strong>\u56db\u6368\u4e94\u5165\uff1a<\/strong>\u5728\u986f\u793a\u767e\u5206\u6bd4\u6642\uff0c\u6839\u64da\u9700\u8981\u9032\u884c\u56db\u6368\u4e94\u5165\uff0c\u4ee5\u63d0\u9ad8\u53ef\u8b80\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-ZJtWRfkpfD\">\u7d50\u8ad6<\/h2>\n<p>\u767e\u5206\u6bd4\u5728\u6578\u64da\u5eab\u4e2d\u7684\u61c9\u7528\u662f\u591a\u65b9\u9762\u7684\uff0c\u7121\u8ad6\u662f\u5728\u696d\u52d9\u5831\u544a\u3001\u6578\u64da\u5206\u6790\u9084\u662f\u6027\u80fd\u76e3\u63a7\u4e2d\uff0c\u7406\u89e3\u5982\u4f55\u8a08\u7b97\u548c\u4f7f\u7528\u767e\u5206\u6bd4\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u901a\u904e\u6b63\u78ba\u7684SQL\u67e5\u8a62\u548c\u6578\u64da\u8655\u7406\u65b9\u6cd5\uff0c\u958b\u767c\u8005\u548c\u6578\u64da\u5206\u6790\u5e2b\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u5229\u7528\u6578\u64da\uff0c\u5f9e\u800c\u505a\u51fa\u66f4\u660e\u667a\u7684\u6c7a\u7b56\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<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684\u696d\u52d9\u9700\u6c42\u3002\u7121\u8ad6\u662f\u6578\u64da\u5b58\u5132\u9084\u662f\u61c9\u7528\u90e8\u7f72\uff0c\u9078\u64c7\u5408\u9069\u7684\u670d\u52d9\u5668\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u60a8\u7684\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u6578\u64da\u5eab\u4e2d\u767e\u5206\u6bd4\u7684\u4f7f\u7528\u65b9\u6cd5\uff0c\u63a2\u7d22\u5982\u4f55\u6709\u6548\u61c9\u7528percent\u51fd\u6578\u4f86\u9032\u884c\u6578\u64da\u5206\u6790\u548c\u5831\u544a\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-186048","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186048","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=186048"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186048\/revisions"}],"predecessor-version":[{"id":186049,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186048\/revisions\/186049"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=186048"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=186048"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=186048"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}