{"id":193565,"date":"2024-11-12T23:15:22","date_gmt":"2024-11-12T15:15:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/193565\/"},"modified":"2024-11-12T23:15:23","modified_gmt":"2024-11-12T15:15:23","slug":"%e5%ad%b8%e7%bf%92%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e6%9e%90%ef%bc%9a%e5%be%9e%e5%85%a5%e9%96%80%e5%88%b0%e5%af%a6%e8%b8%90-%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e6%9e%90%e6%80%8e%e9%ba%bc%e5%af%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/193565\/","title":{"rendered":"\u5b78\u7fd2\u6578\u64da\u5eab\u5206\u6790\uff1a\u5f9e\u5165\u9580\u5230\u5be6\u8e10 (\u6578\u64da\u5eab\u5206\u6790\u600e\u9ebc\u5beb)"},"content":{"rendered":"<h1 id=\"%e5%ad%b8%e7%bf%92%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e6%9e%90%ef%bc%9a%e5%be%9e%e5%85%a5%e9%96%80%e5%88%b0%e5%af%a6%e8%b8%90-%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e6%9e%90%e6%80%8e%e9%ba%bc%e5%af%ab-hpPoqQKGjT\">\u5b78\u7fd2\u6578\u64da\u5eab\u5206\u6790\uff1a\u5f9e\u5165\u9580\u5230\u5be6\u8e10 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id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e6%9e%90%ef%bc%9f-hpPoqQKGjT\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u5206\u6790\uff1f<\/h2>\n<p>\u6578\u64da\u5eab\u5206\u6790\u662f\u6307\u5c0d\u6578\u64da\u5eab\u4e2d\u5b58\u5132\u7684\u6578\u64da\u9032\u884c\u6aa2\u7d22\u3001\u8655\u7406\u548c\u5206\u6790\u7684\u904e\u7a0b\u3002\u5176\u76ee\u7684\u662f\u5f9e\u6578\u64da\u4e2d\u63d0\u53d6\u6709\u7528\u7684\u4fe1\u606f\uff0c\u4ee5\u652f\u6301\u6c7a\u7b56\u548c\u7b56\u7565\u7684\u5236\u5b9a\u3002\u6578\u64da\u5eab\u5206\u6790\u901a\u5e38\u6d89\u53ca\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u6536\u96c6\uff1a\u5f9e\u5404\u7a2e\u4f86\u6e90\u6536\u96c6\u6578\u64da\uff0c\u5305\u62ec\u5167\u90e8\u7cfb\u7d71\u548c\u5916\u90e8\u6578\u64da\u6e90\u3002<\/li>\n<li>\u6578\u64da\u6e05\u7406\uff1a\u5c0d\u6536\u96c6\u5230\u7684\u6578\u64da\u9032\u884c\u6e05\u7406\u548c\u9810\u8655\u7406\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u6e96\u78ba\u6027\u548c\u4e00\u81f4\u6027\u3002<\/li>\n<li>\u6578\u64da\u5206\u6790\uff1a\u4f7f\u7528\u7d71\u8a08\u548c\u6578\u64da\u6316\u6398\u6280\u8853\u5c0d\u6578\u64da\u9032\u884c\u5206\u6790\uff0c\u5c0b\u627e\u6a21\u5f0f\u548c\u8da8\u52e2\u3002<\/li>\n<li>\u7d50\u679c\u5448\u73fe\uff1a\u5c07\u5206\u6790\u7d50\u679c\u4ee5\u53ef\u8996\u5316\u7684\u65b9\u5f0f\u5448\u73fe\uff0c\u4fbf\u65bc\u7406\u89e3\u548c\u89e3\u91cb\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e6%9e%90%e7%9a%84%e5%b7%a5%e5%85%b7-hpPoqQKGjT\">\u6578\u64da\u5eab\u5206\u6790\u7684\u5de5\u5177<\/h2>\n<p>\u5728\u9032\u884c\u6578\u64da\u5eab\u5206\u6790\u6642\uff0c\u6709\u591a\u7a2e\u5de5\u5177\u53ef\u4f9b\u9078\u64c7\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u6578\u64da\u5eab\u5206\u6790\u5de5\u5177\uff1a<\/p>\n<ul>\n<li><strong>SQL (\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00)<\/strong>\uff1aSQL \u662f\u6700\u5e38\u7528\u7684\u6578\u64da\u5eab\u67e5\u8a62\u8a9e\u8a00\uff0c\u80fd\u5920\u7528\u65bc\u6578\u64da\u7684\u6aa2\u7d22\u548c\u64cd\u4f5c\u3002\u901a\u904e SQL\uff0c\u5206\u6790\u5e2b\u53ef\u4ee5\u8f15\u9b06\u5730\u5f9e\u6578\u64da\u5eab\u4e2d\u63d0\u53d6\u6240\u9700\u7684\u4fe1\u606f\u3002<\/li>\n<li><strong>Python<\/strong>\uff1aPython \u662f\u4e00\u7a2e\u5f37\u5927\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u64c1\u6709\u591a\u500b\u6578\u64da\u5206\u6790\u5eab\uff0c\u5982 Pandas \u548c NumPy\uff0c\u9069\u5408\u9032\u884c\u6578\u64da\u8655\u7406\u548c\u5206\u6790\u3002<\/li>\n<li><strong>R \u8a9e\u8a00<\/strong>\uff1aR \u662f\u5c08\u70ba\u7d71\u8a08\u5206\u6790\u800c\u8a2d\u8a08\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u64c1\u6709\u8c50\u5bcc\u7684\u6578\u64da\u5206\u6790\u548c\u53ef\u8996\u5316\u5de5\u5177\u3002<\/li>\n<li><strong>Tableau<\/strong>\uff1aTableau \u662f\u4e00\u6b3e\u6d41\u884c\u7684\u6578\u64da\u53ef\u8996\u5316\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u7528\u6236\u5275\u5efa\u4e92\u52d5\u5f0f\u7684\u6578\u64da\u5100\u8868\u677f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e6%9e%90%e7%9a%84%e5%af%a6%e8%b8%90%e6%ad%a5%e9%a9%9f-hpPoqQKGjT\">\u6578\u64da\u5eab\u5206\u6790\u7684\u5be6\u8e10\u6b65\u9a5f<\/h2>\n<p>\u4ee5\u4e0b\u662f\u9032\u884c\u6578\u64da\u5eab\u5206\u6790\u7684\u4e00\u4e9b\u5be6\u8e10\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e5%ae%9a%e5%88%86%e6%9e%90%e7%9b%ae%e6%a8%99-hpPoqQKGjT\">1. \u78ba\u5b9a\u5206\u6790\u76ee\u6a19<\/h3>\n<p>\u5728\u958b\u59cb\u5206\u6790\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u660e\u78ba\u5206\u6790\u7684\u76ee\u6a19\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u80fd\u5e0c\u671b\u4e86\u89e3\u5ba2\u6236\u7684\u8cfc\u8cb7\u884c\u70ba\uff0c\u6216\u662f\u8a55\u4f30\u67d0\u9805\u5e02\u5834\u6d3b\u52d5\u7684\u6548\u679c\u3002<\/p>\n<h3 id=\"2-%e6%95%b8%e6%93%9a%e6%94%b6%e9%9b%86-hpPoqQKGjT\">2. \u6578\u64da\u6536\u96c6<\/h3>\n<p>\u6839\u64da\u5206\u6790\u76ee\u6a19\uff0c\u6536\u96c6\u76f8\u95dc\u7684\u6578\u64da\u3002\u9019\u53ef\u80fd\u5305\u62ec\u5f9e\u6578\u64da\u5eab\u4e2d\u63d0\u53d6\u6578\u64da\uff0c\u6216\u662f\u5f9e\u5176\u4ed6\u4f86\u6e90\u7372\u53d6\u6578\u64da\u3002<\/p>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e6%b8%85%e7%90%86-hpPoqQKGjT\">3. \u6578\u64da\u6e05\u7406<\/h3>\n<p>\u5c0d\u6536\u96c6\u5230\u7684\u6578\u64da\u9032\u884c\u6e05\u7406\uff0c\u53bb\u9664\u91cd\u8907\u503c\u3001\u7f3a\u5931\u503c\u548c\u7570\u5e38\u503c\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u8cea\u91cf\u3002<\/p>\n<h3 id=\"4-%e6%95%b8%e6%93%9a%e5%88%86%e6%9e%90-hpPoqQKGjT\">4. \u6578\u64da\u5206\u6790<\/h3>\n<p>\u4f7f\u7528 SQL \u6216\u5176\u4ed6\u5206\u6790\u5de5\u5177\u5c0d\u6578\u64da\u9032\u884c\u5206\u6790\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 SQL \u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<pre><code>SELECT customer_id, COUNT(order_id) AS order_count\nFROM orders\nGROUP BY customer_id\nORDER BY order_count DESC;<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u6bcf\u4f4d\u5ba2\u6236\u7684\u8a02\u55ae\u6578\u91cf\uff0c\u4e26\u6309\u8a02\u55ae\u6578\u91cf\u964d\u5e8f\u6392\u5217\u3002<\/p>\n<h3 id=\"5-%e7%b5%90%e6%9e%9c%e5%91%88%e7%8f%be-hpPoqQKGjT\">5. \u7d50\u679c\u5448\u73fe<\/h3>\n<p>\u5c07\u5206\u6790\u7d50\u679c\u4ee5\u5716\u8868\u6216\u5831\u544a\u7684\u5f62\u5f0f\u5448\u73fe\uff0c\u4fbf\u65bc\u8207\u5718\u968a\u6216\u5229\u76ca\u76f8\u95dc\u8005\u5206\u4eab\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-hpPoqQKGjT\">\u7d50\u8ad6<\/h2>\n<p>\u6578\u64da\u5eab\u5206\u6790\u662f\u4e00\u9805\u91cd\u8981\u7684\u6280\u80fd\uff0c\u80fd\u5920\u5e6b\u52a9\u4f01\u696d\u548c\u500b\u4eba\u5f9e\u6578\u64da\u4e2d\u63d0\u53d6\u6709\u50f9\u503c\u7684\u898b\u89e3\u3002\u901a\u904e\u5b78\u7fd2 SQL\u3001Python \u6216 R \u8a9e\u8a00\u7b49\u5de5\u5177\uff0c\u4e26\u638c\u63e1\u6578\u64da\u6536\u96c6\u3001\u6e05\u7406\u548c\u5206\u6790\u7684\u6b65\u9a5f\uff0c\u60a8\u5c07\u80fd\u5920\u6709\u6548\u5730\u9032\u884c\u6578\u64da\u5eab\u5206\u6790\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u638c\u63e1\u9019\u9805\u6280\u80fd\u5c07\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u9999\u6e2f\u9032\u884c\u6578\u64da\u5eab\u5206\u6790\u6216\u5176\u4ed6\u76f8\u95dc\u6280\u8853\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u8cc7\u8a0a\u3002\u6211\u5011\u63d0\u4f9b\u5404\u7a2e <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u5728\u6578\u64da\u5206\u6790\u7684\u65c5\u7a0b\u4e2d\u7372\u5f97\u6700\u4f73\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1\u6578\u64da\u5eab\u5206\u6790\u7684\u57fa\u790e\u8207\u5be6\u8e10\u6280\u5de7\uff0c\u5f9e\u5165\u9580\u5230\u9032\u968e\uff0c\u52a9\u4f60\u8f15\u9b06\u61c9\u5c0d\u6578\u64da\u6311\u6230\uff0c\u63d0\u5347\u5206\u6790\u80fd\u529b\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-193565","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193565","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=193565"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193565\/revisions"}],"predecessor-version":[{"id":193566,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193565\/revisions\/193566"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=193565"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=193565"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=193565"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}