{"id":9014,"date":"2023-11-28T20:50:54","date_gmt":"2023-11-28T12:50:54","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=9014"},"modified":"2023-11-28T20:50:58","modified_gmt":"2023-11-28T12:50:58","slug":"mysql-zhong-chao-da-fen-ye-zen-me-chu-li","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/mysql-zhong-chao-da-fen-ye-zen-me-chu-li\/","title":{"rendered":"MySQL\u4e2d\u8d85\u5927\u5206\u9875\u600e\u4e48\u5904\u7406\uff1f"},"content":{"rendered":"<p>\u8d85\u5927\u7684\u5206\u9875\u4e00\u822c\u4ece\u4e24\u4e2a\u65b9\u5411\u4e0a\u6765\u89e3\u51b3.<br \/>\n1\u3001\t\u6570\u636e\u5e93\u5c42\u9762\uff0c\u8fd9\u4e5f\u662f\u6211\u4eec\u4e3b\u8981\u96c6\u4e2d\u5173\u6ce8\u7684(\u867d\u7136\u6536\u6548\u6ca1\u90a3\u4e48\u5927)\uff0c\u7c7b\u4f3c\u4e8eselect * from table where age &gt; 20 limit 1000000, 10\u8fd9\u79cd\u67e5\u8be2\u5176\u5b9e\u4e5f\u662f\u6709\u53ef\u4ee5\u4f18\u5316\u7684\u4f59\u5730\u7684\u3001\u8fd9\u6761\u8bed\u53e5\u9700\u8981load lOOOOOO\u6570\u636e\u7136\u540e\u57fa\u672c\u4e0a\u5168\u90e8\u4e22\u5f03\uff0c\u53ea\u53d610\u6761\u5f53\u7136\u6bd4\u8f83\u6162\u3001\u5f53\u65f6\u6211\u4eec\u53ef\u4ee5\u4fee\u6539\u4e3aselect * from table where id in (select id from table where age &gt; 20 limit 1000000, 10).\u8fd9\u6837\u867d\u7136\u4e5fload \u4e86\u4e00\u767e\u4e07\u7684\u6570\u636e\uff0c\u4f46\u662f\u7531\u4e8e\u7d22\u5f15\u8986\u76d6\uff0c\u8981\u67e5\u8be2\u7684\u6240\u6709\u5b57\u6bb5\u90fd\u5728\u7d22\u5f15\u4e2d\uff0c\u6240\u4ee5\u901f\u5ea6\u4f1a\u5f88\u5feb\u3001\u540c\u65f6\u5982\u679cID\u8fde\u7eed\u7684\u597d\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5select * from table where id &gt; 1000000 limit 10,\u6548\u7387\u4e5f\u662f\u4e0d\u9519\u7684\uff0c\u4f18\u5316\u7684\u53ef\u80fd\u6027\u6709\u8bb8\u591a\u79cd\uff0c\u4f46\u662f\u6838\u5fc3\u601d\u60f3\u90fd\u4e00\u6837\uff0c\u5c31\u662f\u51cf\u5c11load\u7684\u6570\u636e.<br \/>\n2\u3001\t\u4ece\u9700\u6c42\u7684\u89d2\u5ea6\u51cf\u5c11\u8fd9\u79cd\u8bf7\u6c42\u2026\u4e3b\u8981\u662f\u4e0d\u505a\u7c7b\u4f3c\u7684\u9700\u6c42(\u76f4\u63a5\u8df3\u8f6c\u5230\u51e0\u767e\u4e07\u9875\u4e4b\u540e\u7684\u5177\u4f53\u67d0\u4e00\u9875,\u53ea\u5141\u8bb8\u9010\u9875\u67e5\u770b\u6216\u8005\u6309\u7167\u7ed9\u5b9a\u7684\u8def\u7ebf\u8d70\uff0c\u8fd9\u6837\u53ef\u9884\u6d4b\uff0c\u53ef\u7f13\u5b58)\u4ee5\u53ca\u9632\u6b62ID\u6cc4\u6f0f\u4e14\u8fde\u7eed\u88ab\u4eba\u6076\u610f\u653b\u51fb.<br \/>\n\u89e3\u51b3\u8d85\u5927\u5206\u9875\uff0c\u5176\u5b9e\u4e3b\u8981\u662f\u9760\u7f13\u5b58\uff0c\u53ef\u9884\u6d4b\u6027\u7684\u63d0\u524d\u67e5\u5230\u5185\u5bb9\uff0c\u7f13\u5b58\u81f3Redis\u7b49k-V\u6570\u636e\u5e93\u4e2d\uff0c\u76f4\u63a5\u8fd4\u56de\u5373\u53ef\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8d85\u5927\u7684\u5206\u9875\u4e00\u822c\u4ece\u4e24\u4e2a\u65b9\u5411\u4e0a\u6765\u89e3\u51b3. 1\u3001 \u6570\u636e\u5e93\u5c42\u9762\uff0c\u8fd9\u4e5f\u662f\u6211\u4eec\u4e3b\u8981\u96c6\u4e2d\u5173\u6ce8\u7684(\u867d\u7136\u6536\u6548\u6ca1\u90a3\u4e48\u5927)\uff0c\u7c7b\u4f3c\u4e8ese [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[102],"tags":[],"class_list":["post-9014","post","type-post","status-publish","format-standard","hentry","category-db"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/9014","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=9014"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/9014\/revisions"}],"predecessor-version":[{"id":9015,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/9014\/revisions\/9015"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=9014"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=9014"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=9014"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}