{"id":153727,"date":"2024-11-02T09:51:20","date_gmt":"2024-11-02T01:51:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/153727\/"},"modified":"2024-11-02T09:51:21","modified_gmt":"2024-11-02T01:51:21","slug":"%e5%b8%b6%e6%82%a8%e4%ba%86%e8%a7%a3mysql%e5%96%ae%e8%a1%a8%e5%a4%a7%e5%b0%8f%e7%9a%84%e9%99%90%e5%88%b6","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/153727\/","title":{"rendered":"\u5e36\u60a8\u4e86\u89e3MySQL\u55ae\u8868\u5927\u5c0f\u7684\u9650\u5236"},"content":{"rendered":"<h1 id=\"%e5%b8%b6%e6%82%a8%e4%ba%86%e8%a7%a3mysql%e5%96%ae%e8%a1%a8%e5%a4%a7%e5%b0%8f%e7%9a%84%e9%99%90%e5%88%b6-MbInWvomvY\">\u5e36\u60a8\u4e86\u89e3MySQL\u55ae\u8868\u5927\u5c0f\u7684\u9650\u5236<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cMySQL\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u7db2\u7ad9\u9084\u662f\u5927\u578b\u4f01\u696d\u7cfb\u7d71\uff0cMySQL\u90fd\u80fd\u5920\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u3002\u7136\u800c\uff0c\u4f7f\u7528MySQL\u6642\uff0c\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u5fc5\u9808\u4e86\u89e3\u5176\u55ae\u8868\u5927\u5c0f\u7684\u9650\u5236\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n<h2 id=\"mysql%e5%96%ae%e8%a1%a8%e5%a4%a7%e5%b0%8f%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-MbInWvomvY\">MySQL\u55ae\u8868\u5927\u5c0f\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>MySQL\u7684\u55ae\u8868\u5927\u5c0f\u9650\u5236\u4e3b\u8981\u53d6\u6c7a\u65bc\u5e7e\u500b\u56e0\u7d20\uff0c\u5305\u62ec\u5b58\u5132\u5f15\u64ce\u3001\u64cd\u4f5c\u7cfb\u7d71\u548c\u6587\u4ef6\u7cfb\u7d71\u3002\u4e0d\u540c\u7684\u5b58\u5132\u5f15\u64ce\u5c0d\u55ae\u8868\u7684\u5927\u5c0f\u6709\u4e0d\u540c\u7684\u9650\u5236\uff0c\u6700\u5e38\u7528\u7684\u5b58\u5132\u5f15\u64ce\u5305\u62ecInnoDB\u548cMyISAM\u3002<\/p>\n<h3 id=\"innodb%e5%ad%98%e5%84%b2%e5%bc%95%e6%93%8e-MbInWvomvY\">InnoDB\u5b58\u5132\u5f15\u64ce<\/h3>\n<p>InnoDB\u662fMySQL\u7684\u9ed8\u8a8d\u5b58\u5132\u5f15\u64ce\uff0c\u652f\u6301\u4e8b\u52d9\u8655\u7406\u548c\u884c\u7d1a\u9396\u5b9a\u3002\u6839\u64da\u5b98\u65b9\u6587\u6a94\uff0cInnoDB\u7684\u55ae\u8868\u5927\u5c0f\u9650\u5236\u70ba64TB\uff08\u537364,000GB\uff09\u3002\u9019\u610f\u5473\u8457\u5728\u4f7f\u7528InnoDB\u6642\uff0c\u60a8\u53ef\u4ee5\u5728\u55ae\u500b\u8868\u4e2d\u5b58\u5132\u5927\u91cf\u6578\u64da\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u8655\u7406\u5927\u91cf\u8a18\u9304\u7684\u61c9\u7528\u7a0b\u5e8f\u4f86\u8aaa\u662f\u975e\u5e38\u6709\u5229\u7684\u3002<\/p>\n<h3 id=\"myisam%e5%ad%98%e5%84%b2%e5%bc%95%e6%93%8e-MbInWvomvY\">MyISAM\u5b58\u5132\u5f15\u64ce<\/h3>\n<p>MyISAM\u662f\u53e6\u4e00\u7a2e\u5e38\u7528\u7684\u5b58\u5132\u5f15\u64ce\uff0c\u4e3b\u8981\u7528\u65bc\u9700\u8981\u5feb\u901f\u8b80\u53d6\u7684\u61c9\u7528\u3002MyISAM\u7684\u55ae\u8868\u5927\u5c0f\u9650\u5236\u70ba256TB\uff08\u5373256,000GB\uff09\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\u6bd4InnoDB\u66f4\u5177\u512a\u52e2\u3002\u7136\u800c\uff0cMyISAM\u4e0d\u652f\u6301\u4e8b\u52d9\u8655\u7406\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u6578\u64da\u5b8c\u6574\u6027\u65b9\u9762\u7684\u8868\u73fe\u4e0d\u5982InnoDB\u3002<\/p>\n<h2 id=\"%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%b5%b1%e5%92%8c%e6%96%87%e4%bb%b6%e7%b3%bb%e7%b5%b1%e7%9a%84%e5%bd%b1%e9%9f%bf-MbInWvomvY\">\u64cd\u4f5c\u7cfb\u7d71\u548c\u6587\u4ef6\u7cfb\u7d71\u7684\u5f71\u97ff<\/h2>\n<p>\u9664\u4e86\u5b58\u5132\u5f15\u64ce\u5916\uff0c\u64cd\u4f5c\u7cfb\u7d71\u548c\u6587\u4ef6\u7cfb\u7d71\u4e5f\u6703\u5f71\u97ffMySQL\u7684\u55ae\u8868\u5927\u5c0f\u9650\u5236\u3002\u4f8b\u5982\uff0c\u5728\u4f7f\u752832\u4f4d\u64cd\u4f5c\u7cfb\u7d71\u6642\uff0cMySQL\u7684\u6700\u5927\u6578\u64da\u5eab\u5927\u5c0f\u901a\u5e38\u53d7\u52304GB\u7684\u9650\u5236\uff0c\u800c\u572864\u4f4d\u64cd\u4f5c\u7cfb\u7d71\u4e0a\uff0c\u9019\u4e00\u9650\u5236\u5247\u5927\u5927\u63d0\u9ad8\u3002\u56e0\u6b64\uff0c\u9078\u64c7\u5408\u9069\u7684\u64cd\u4f5c\u7cfb\u7d71\u548c\u6587\u4ef6\u7cfb\u7d71\u5c0d\u65bc\u6578\u64da\u5eab\u7684\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%aa%a2%e6%9f%a5%e5%96%ae%e8%a1%a8%e5%a4%a7%e5%b0%8f-MbInWvomvY\">\u5982\u4f55\u6aa2\u67e5\u55ae\u8868\u5927\u5c0f<\/h2>\n<p>\u8981\u6aa2\u67e5MySQL\u4e2d\u67d0\u500b\u8868\u7684\u5927\u5c0f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT table_name AS \"Table\",\n       ROUND(((data_length + index_length) \/ 1024 \/ 1024), 2) AS \"Size (MB)\"\nFROM information_schema.TABLES\nWHERE table_schema = \"your_database_name\"\nORDER BY (data_length + index_length) DESC;<\/code><\/pre>\n<p>\u9019\u6bb5\u67e5\u8a62\u5c07\u8fd4\u56de\u6307\u5b9a\u6578\u64da\u5eab\u4e2d\u6240\u6709\u8868\u7684\u5927\u5c0f\uff0c\u5e6b\u52a9\u60a8\u4e86\u89e3\u54ea\u4e9b\u8868\u4f54\u7528\u4e86\u6700\u591a\u7684\u7a7a\u9593\u3002<\/p>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-MbInWvomvY\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u7ba1\u7406MySQL\u7684\u55ae\u8868\u5927\u5c0f\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li><strong>\u5b9a\u671f\u6e05\u7406\u6578\u64da\uff1a<\/strong>\u5b9a\u671f\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\uff0c\u4ee5\u6e1b\u5c11\u8868\u7684\u5927\u5c0f\u3002<\/li>\n<li><strong>\u4f7f\u7528\u5206\u5340\u8868\uff1a<\/strong>\u5c0d\u65bc\u975e\u5e38\u5927\u7684\u8868\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u5206\u5340\u6280\u8853\uff0c\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u7269\u7406\u5340\u57df\u4e2d\u3002<\/li>\n<li><strong>\u512a\u5316\u7d22\u5f15\uff1a<\/strong>\u78ba\u4fdd\u7d22\u5f15\u7684\u4f7f\u7528\u662f\u5408\u7406\u7684\uff0c\u904e\u591a\u6216\u4e0d\u5fc5\u8981\u7684\u7d22\u5f15\u6703\u589e\u52a0\u8868\u7684\u5927\u5c0f\u3002<\/li>\n<li><strong>\u76e3\u63a7\u6027\u80fd\uff1a<\/strong>\u5b9a\u671f\u76e3\u63a7\u6578\u64da\u5eab\u6027\u80fd\uff0c\u53ca\u6642\u8abf\u6574\u914d\u7f6e\u4ee5\u61c9\u5c0d\u6578\u64da\u589e\u9577\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-MbInWvomvY\">\u7e3d\u7d50<\/h2>\n<p>\u4e86\u89e3MySQL\u55ae\u8868\u5927\u5c0f\u7684\u9650\u5236\u5c0d\u65bc\u6578\u64da\u5eab\u7684\u8a2d\u8a08\u548c\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002\u7121\u8ad6\u662f\u9078\u64c7InnoDB\u9084\u662fMyISAM\u5b58\u5132\u5f15\u64ce\uff0c\u958b\u767c\u8005\u90fd\u61c9\u6839\u64da\u5177\u9ad4\u9700\u6c42\u4f86\u9078\u64c7\u5408\u9069\u7684\u65b9\u6848\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5b9a\u671f\u6aa2\u67e5\u548c\u512a\u5316\u6578\u64da\u5eab\u7d50\u69cb\u5c07\u6709\u52a9\u65bc\u4fdd\u6301\u7cfb\u7d71\u7684\u9ad8\u6548\u904b\u884c\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u55ae\u8868\u5927\u5c0f\u7684\u9650\u5236\uff0c\u638c\u63e1\u6578\u64da\u5eab\u8a2d\u8a08\u8207\u6027\u80fd\u512a\u5316\u7684\u95dc\u9375\uff0c\u78ba\u4fdd\u9ad8\u6548\u7ba1\u7406\u60a8\u7684\u6578\u64da\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-153727","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153727","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=153727"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153727\/revisions"}],"predecessor-version":[{"id":153728,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153727\/revisions\/153728"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=153727"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=153727"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=153727"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}