{"id":172397,"date":"2024-11-07T12:47:19","date_gmt":"2024-11-07T04:47:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/172397\/"},"modified":"2024-11-07T12:47:20","modified_gmt":"2024-11-07T04:47:20","slug":"%e6%97%a5%e6%95%b8%e6%93%9a%e8%bd%89%e5%9e%8b%ef%bc%8c%e5%be%9e%e4%bb%8a%e4%bb%a5%e5%be%8c%e7%94%a8%e6%9c%88%e6%95%b8%e6%93%9a%e5%ba%ab-%e6%97%a5%e6%95%b8%e6%93%9a%e6%94%b9%e7%82%ba%e6%9c%88%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/172397\/","title":{"rendered":"\u65e5\u6578\u64da\u8f49\u578b\uff0c\u5f9e\u4eca\u4ee5\u5f8c\u7528\u6708\u6578\u64da\u5eab (\u65e5\u6578\u64da\u6539\u70ba\u6708\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e6%97%a5%e6%95%b8%e6%93%9a%e8%bd%89%e5%9e%8b%ef%bc%8c%e5%be%9e%e4%bb%8a%e4%bb%a5%e5%be%8c%e7%94%a8%e6%9c%88%e6%95%b8%e6%93%9a%e5%ba%ab-%e6%97%a5%e6%95%b8%e6%93%9a%e6%94%b9%e7%82%ba%e6%9c%88%e6%95%b8-jBAXrMzaxb\">\u65e5\u6578\u64da\u8f49\u578b\uff0c\u5f9e\u4eca\u4ee5\u5f8c\u7528\u6708\u6578\u64da\u5eab (\u65e5\u6578\u64da\u6539\u70ba\u6708\u6578\u64da\u5eab)<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u4f01\u696d\u9762\u81e8\u8457\u5982\u4f55\u6709\u6548\u7ba1\u7406\u548c\u5206\u6790\u5927\u91cf\u6578\u64da\u7684\u6311\u6230\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u8a31\u591a\u4f01\u696d\u958b\u59cb\u8003\u616e\u5c07\u65e5\u6578\u64da\u8f49\u578b\u70ba\u6708\u6578\u64da\u5eab\uff0c\u4ee5\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u548c\u53ef\u7ba1\u7406\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u65e5\u6578\u64da\u8f49\u578b\u70ba\u6708\u6578\u64da\u5eab\u7684\u539f\u56e0\u3001\u904e\u7a0b\u53ca\u5176\u6f5b\u5728\u7684\u512a\u52e2\u3002<\/p>\n<h2 id=\"%e6%97%a5%e6%95%b8%e6%93%9a%e8%88%87%e6%9c%88%e6%95%b8%e6%93%9a%e7%9a%84%e5%8d%80%e5%88%a5-jBAXrMzaxb\">\u65e5\u6578\u64da\u8207\u6708\u6578\u64da\u7684\u5340\u5225<\/h2>\n<p>\u65e5\u6578\u64da\u662f\u6307\u6bcf\u5929\u751f\u6210\u7684\u6578\u64da\uff0c\u901a\u5e38\u7528\u65bc\u5be6\u6642\u5206\u6790\u548c\u5373\u6642\u6c7a\u7b56\u3002\u9019\u985e\u6578\u64da\u7684\u7279\u9ede\u662f\u66f4\u65b0\u983b\u7e41\uff0c\u6578\u64da\u91cf\u9f90\u5927\uff0c\u5c0d\u5b58\u5132\u548c\u8655\u7406\u80fd\u529b\u7684\u8981\u6c42\u8f03\u9ad8\u3002\u76f8\u5c0d\u800c\u8a00\uff0c\u6708\u6578\u64da\u5247\u662f\u5c07\u65e5\u6578\u64da\u9032\u884c\u532f\u7e3d\u5f8c\u751f\u6210\u7684\u6578\u64da\uff0c\u901a\u5e38\u7528\u65bc\u9577\u671f\u8da8\u52e2\u5206\u6790\u548c\u5831\u544a\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87%e6%9c%88%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-jBAXrMzaxb\">\u70ba\u4ec0\u9ebc\u9078\u64c7\u6708\u6578\u64da\u5eab\uff1f<\/h2>\n<ul>\n<li><strong>\u6e1b\u5c11\u5b58\u5132\u9700\u6c42\uff1a<\/strong>\u65e5\u6578\u64da\u7684\u5b58\u5132\u9700\u6c42\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\u800c\u589e\u52a0\uff0c\u8f49\u578b\u70ba\u6708\u6578\u64da\u5eab\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u6240\u9700\u7684\u5b58\u5132\u7a7a\u9593\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\uff1a<\/strong>\u6708\u6578\u64da\u5eab\u7684\u6578\u64da\u91cf\u76f8\u5c0d\u8f03\u5c0f\uff0c\u67e5\u8a62\u901f\u5ea6\u66f4\u5feb\uff0c\u80fd\u5920\u63d0\u9ad8\u6578\u64da\u6aa2\u7d22\u7684\u6548\u7387\u3002<\/li>\n<li><strong>\u7c21\u5316\u6578\u64da\u7ba1\u7406\uff1a<\/strong>\u7ba1\u7406\u6708\u6578\u64da\u6bd4\u7ba1\u7406\u65e5\u6578\u64da\u66f4\u70ba\u7c21\u55ae\uff0c\u4f01\u696d\u53ef\u4ee5\u66f4\u8f15\u9b06\u5730\u9032\u884c\u6578\u64da\u5099\u4efd\u548c\u6062\u5fa9\u3002<\/li>\n<li><strong>\u652f\u6301\u9577\u671f\u5206\u6790\uff1a<\/strong>\u6708\u6578\u64da\u66f4\u9069\u5408\u9032\u884c\u9577\u671f\u8da8\u52e2\u5206\u6790\uff0c\u5e6b\u52a9\u4f01\u696d\u5236\u5b9a\u66f4\u5177\u524d\u77bb\u6027\u7684\u6c7a\u7b56\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%bd%89%e5%9e%8b%e9%81%8e%e7%a8%8b-jBAXrMzaxb\">\u8f49\u578b\u904e\u7a0b<\/h2>\n<p>\u5c07\u65e5\u6578\u64da\u8f49\u578b\u70ba\u6708\u6578\u64da\u5eab\u7684\u904e\u7a0b\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%95%b8%e6%93%9a%e6%94%b6%e9%9b%86-jBAXrMzaxb\">1. \u6578\u64da\u6536\u96c6<\/h3>\n<p>\u9996\u5148\uff0c\u4f01\u696d\u9700\u8981\u6536\u96c6\u65e5\u6578\u64da\uff0c\u9019\u4e9b\u6578\u64da\u53ef\u4ee5\u4f86\u81ea\u5404\u7a2e\u4f86\u6e90\uff0c\u5982\u7db2\u7ad9\u6d41\u91cf\u3001\u92b7\u552e\u8a18\u9304\u7b49\u3002<\/p>\n<h3 id=\"2-%e6%95%b8%e6%93%9a%e6%b8%85%e6%b4%97-jBAXrMzaxb\">2. \u6578\u64da\u6e05\u6d17<\/h3>\n<p>\u5728\u9032\u884c\u6578\u64da\u8f49\u578b\u4e4b\u524d\uff0c\u5fc5\u9808\u5c0d\u6536\u96c6\u5230\u7684\u6578\u64da\u9032\u884c\u6e05\u6d17\uff0c\u53bb\u9664\u91cd\u8907\u548c\u4e0d\u5fc5\u8981\u7684\u6578\u64da\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u6e96\u78ba\u6027\u3002<\/p>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e5%8c%af%e7%b8%bd-jBAXrMzaxb\">3. \u6578\u64da\u532f\u7e3d<\/h3>\n<p>\u5c07\u65e5\u6578\u64da\u9032\u884c\u532f\u7e3d\uff0c\u901a\u5e38\u53ef\u4ee5\u4f7f\u7528 SQL \u67e5\u8a62\u4f86\u5be6\u73fe\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 SQL \u67e5\u8a62\uff0c\u7528\u65bc\u5c07\u65e5\u6578\u64da\u532f\u7e3d\u70ba\u6708\u6578\u64da\uff1a<\/p>\n<pre><code>SELECT \n    YEAR(date) AS year, \n    MONTH(date) AS month, \n    SUM(sales) AS total_sales \nFROM \n    daily_sales \nGROUP BY \n    YEAR(date), MONTH(date);<\/code><\/pre>\n<h3 id=\"4-%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2-jBAXrMzaxb\">4. \u6578\u64da\u5b58\u5132<\/h3>\n<p>\u532f\u7e3d\u5f8c\u7684\u6578\u64da\u53ef\u4ee5\u5b58\u5132\u5728\u6708\u6578\u64da\u5eab\u4e2d\uff0c\u9019\u6a23\u4f01\u696d\u5c31\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9032\u884c\u67e5\u8a62\u548c\u5206\u6790\u3002<\/p>\n<h2 id=\"%e6%bd%9b%e5%9c%a8%e6%8c%91%e6%88%b0-jBAXrMzaxb\">\u6f5b\u5728\u6311\u6230<\/h2>\n<p>\u5118\u7ba1\u5c07\u65e5\u6578\u64da\u8f49\u578b\u70ba\u6708\u6578\u64da\u5eab\u6709\u8a31\u591a\u512a\u52e2\uff0c\u4f46\u4f01\u696d\u5728\u8f49\u578b\u904e\u7a0b\u4e2d\u4e5f\u53ef\u80fd\u9762\u81e8\u4e00\u4e9b\u6311\u6230\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u4e1f\u5931\u98a8\u96aa\uff1a<\/strong>\u5728\u6578\u64da\u8f49\u578b\u904e\u7a0b\u4e2d\uff0c\u82e5\u672a\u59a5\u5584\u8655\u7406\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li><strong>\u6280\u8853\u8981\u6c42\uff1a<\/strong>\u4f01\u696d\u9700\u8981\u5177\u5099\u4e00\u5b9a\u7684\u6280\u8853\u80fd\u529b\u4f86\u9032\u884c\u6578\u64da\u8f49\u578b\uff0c\u9019\u53ef\u80fd\u9700\u8981\u984d\u5916\u7684\u8cc7\u6e90\u548c\u6642\u9593\u3002<\/li>\n<li><strong>\u5206\u6790\u5de5\u5177\u7684\u9069\u61c9\u6027\uff1a<\/strong>\u67d0\u4e9b\u5206\u6790\u5de5\u5177\u53ef\u80fd\u4e0d\u652f\u6301\u6708\u6578\u64da\uff0c\u4f01\u696d\u9700\u8981\u8a55\u4f30\u5176\u73fe\u6709\u5de5\u5177\u7684\u517c\u5bb9\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-jBAXrMzaxb\">\u7d50\u8ad6<\/h2>\n<p>\u5c07\u65e5\u6578\u64da\u8f49\u578b\u70ba\u6708\u6578\u64da\u5eab\u662f\u4e00\u500b\u6709\u6548\u7684\u6578\u64da\u7ba1\u7406\u7b56\u7565\uff0c\u80fd\u5920\u5e6b\u52a9\u4f01\u696d\u63d0\u9ad8\u6578\u64da\u8655\u7406\u6548\u7387\u3001\u6e1b\u5c11\u5b58\u5132\u9700\u6c42\u4e26\u652f\u6301\u9577\u671f\u5206\u6790\u3002\u5118\u7ba1\u5728\u8f49\u578b\u904e\u7a0b\u4e2d\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u6311\u6230\uff0c\u4f46\u901a\u904e\u5408\u7406\u7684\u898f\u5283\u548c\u57f7\u884c\uff0c\u4f01\u696d\u53ef\u4ee5\u5145\u5206\u5229\u7528\u9019\u4e00\u7b56\u7565\u4f86\u63d0\u5347\u5176\u6578\u64da\u7ba1\u7406\u80fd\u529b\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u53ca\u5176\u5728\u6578\u64da\u7ba1\u7406\u4e2d\u7684\u61c9\u7528\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u65e5\u6578\u64da\u8f49\u578b\u70ba\u6708\u6578\u64da\u5eab\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u7c21\u5316\u5206\u6790\u6d41\u7a0b\uff0c\u52a9\u529b\u4f01\u696d\u66f4\u597d\u5730\u6d1e\u5bdf\u8da8\u52e2\u8207\u6c7a\u7b56\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-172397","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172397","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=172397"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172397\/revisions"}],"predecessor-version":[{"id":172398,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172397\/revisions\/172398"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=172397"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=172397"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=172397"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}