{"id":200791,"date":"2025-05-06T12:29:54","date_gmt":"2025-05-06T04:29:54","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200791\/"},"modified":"2025-05-06T12:29:54","modified_gmt":"2025-05-06T04:29:54","slug":"%e5%a6%82%e4%bd%95%e9%ab%98%e6%95%88%e6%9f%a5%e8%af%a2%e7%99%be%e4%b8%87%e7%ba%a7%e6%95%b0%e6%8d%ae%e4%b8%ad%e7%9a%84%e4%bb%8a%e6%97%a5%e6%95%b0%e6%8d%ae%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200791\/","title":{"rendered":"\u5982\u4f55\u9ad8\u6548\u67e5\u8be2\u767e\u4e07\u7ea7\u6570\u636e\u4e2d\u7684\u4eca\u65e5\u6570\u636e\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u5982\u4f55\u9ad8\u6548\u67e5\u8be2\u767e\u4e07\u7ea7\u6570\u636e\u4e2d\u7684\u4eca\u65e5\u6570\u636e\uff1f <\/h1>\n<p>\u54c8\u55bd\uff01\u4eca\u5929\u5fc3\u8840\u6765\u6f6e\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86\uff0c\u60f3\u5fc5\u5927\u5bb6\u5e94\u8be5\u5bf9\u90fd\u4e0d\u964c\u751f\u5427\uff0c\u90a3\u4e48\u9605\u8bfb\u672c\u6587\u5c31\u90fd\u4e0d\u4f1a\u5f88\u56f0\u96be\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230\uff0c\u82e5\u662f\u4f60\u6b63\u5728\u5b66\u4e60\uff0c\u5343\u4e07\u522b\u9519\u8fc7\u8fd9\u7bc7\u6587\u7ae0~\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u4f60\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241114\/17315841906735e0beb9e5b.jpg\" class=\"aligncenter\"><\/p>\n<p>\u67e5\u8be2\u767e\u4e07\u7ea7\u6570\u636e\u4e2d\u4eca\u5929\u7684\u6570\u636e\uff0c<strong>\u4f18\u5316\u65b9\u6848\u5982\u4e0b\uff1a<\/strong><\/p>\n<p><strong>1. \u7d22\u5f15\u4f18\u5316<\/strong><\/p>\n<p>\u786e\u4fdd scantime \u5217\u4e0a\u6709\u5408\u9002\u7684\u7d22\u5f15\uff0c\u5982\uff1a<\/p>\n<pre>create index idx_scantime on bns_pm_scanhistory_month (scantime)<\/pre>\n<p><strong>2. \u4f7f\u7528\u5206\u533a\u8868<\/strong><\/p>\n<p>\u5982\u679c\u6570\u636e\u91cf\u975e\u5e38\u5927\uff0c\u53ef\u4ee5\u8003\u8651\u5c06\u8868\u5206\u533a\uff0c\u6309\u65f6\u95f4\u8303\u56f4\u5206\u533a\uff0c\u8fd9\u6837\u67e5\u8be2\u65f6\u53ea\u626b\u63cf\u9700\u8981\u7684\u6570\u636e\u5206\u533a\u3002<\/p>\n<p><strong>3. \u4f18\u5316\u67e5\u8be2\u8bed\u53e5<\/strong><\/p>\n<p>\u53ef\u4ee5\u5c1d\u8bd5\u4ee5\u4e0b\u4f18\u5316\u540e\u7684\u67e5\u8be2\u8bed\u53e5\uff1a<\/p>\n<pre>SELECT  * \nFROM bns_pm_scanhistory_month \nWHERE DATE(ScanTime) = CURDATE()<\/pre>\n<p><strong>4. \u68c0\u67e5\u5176\u4ed6\u6f5c\u5728\u95ee\u9898<\/strong><\/p>\n<p>\u786e\u4fdd\u6570\u636e\u5e93\u914d\u7f6e\u6b63\u786e\uff0c\u5982\uff1a<\/p>\n<ul>\n<li>\u7d22\u5f15\u5931\u6548<\/li>\n<li>\u7f13\u51b2\u6c60\u5927\u5c0f\u4e0d\u8db3<\/li>\n<li>\u8fde\u63a5\u6570\u8fc7\u591a<\/li>\n<li>\u8868\u4e0d\u662f innodb \u5f15\u64ce<\/li>\n<\/ul>\n<p>\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u9ad8\u6548\u67e5\u8be2\u767e\u4e07\u7ea7\u6570\u636e\u4e2d\u7684\u4eca\u65e5\u6570\u636e\uff1f \u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03\u6570\u636e\u5e93\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u9ad8\u6548\u67e5\u8be2\u767e\u4e07\u7ea7\u6570\u636e\u4e2d\u7684\u4eca\u65e5\u6570&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-200791","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200791","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=200791"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200791\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200791"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200791"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}