{"id":5123,"date":"2024-11-14T11:13:47","date_gmt":"2024-11-14T03:13:47","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5123\/"},"modified":"2024-11-14T11:13:47","modified_gmt":"2024-11-14T03:13:47","slug":"mysql%e6%9f%a5%e8%af%a2%e6%85%a2%e6%80%8e%e4%b9%88%e4%bc%98%e5%8c%96","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5123\/","title":{"rendered":"mysql\u67e5\u8be2\u6162\u600e\u4e48\u4f18\u5316"},"content":{"rendered":"<blockquote><p>\n  mysql \u67e5\u8be2\u53d8\u6162\u7684\u539f\u56e0\u5305\u62ec\uff1a\u7d22\u5f15\u4e0d\u8db3\u3001\u8868\u7ed3\u6784\u4e0d\u5f53\u3001\u67e5\u8be2\u8bed\u53e5\u4e0d\u4f73\u3001\u786c\u4ef6\u9650\u5236\u3002\u4f18\u5316\u7b56\u7565\u5305\u62ec\uff1a\u4f18\u5316\u7d22\u5f15\u3001\u4f18\u5316\u8868\u7ed3\u6784\u3001\u4f18\u5316\u67e5\u8be2\u8bed\u53e5\u3001\u63d0\u9ad8\u786c\u4ef6\u6027\u80fd\u3001\u4f7f\u7528\u7f13\u5b58\u3001\u76d1\u63a7\u6027\u80fd\u3001\u81ea\u52a8\u5316\u4f18\u5316\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202405\/22\/2024052214272585089.jpg\" class=\"aligncenter\" title=\"mysql\u67e5\u8be2\u6162\u600e\u4e48\u4f18\u5316\u63d2\u56fe\" alt=\"mysql\u67e5\u8be2\u6162\u600e\u4e48\u4f18\u5316\u63d2\u56fe\" \/><\/p>\n<p><strong>MySQL \u67e5\u8be2\u4f18\u5316\u6307\u5357<\/strong><\/p>\n<p><strong>\u95ee\u9898\uff1aMySQL \u67e5\u8be2\u4e3a\u4f55\u4f1a\u53d8\u6162\uff1f<\/strong><\/p>\n<p>MySQL \u67e5\u8be2\u6027\u80fd\u4e0b\u964d\u7684\u539f\u56e0\u6709\u5f88\u591a\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li> <strong>\u7d22\u5f15\u4e0d\u8db3\u6216\u4e0d\u5f53\uff1a<\/strong>\u7d22\u5f15\u6709\u52a9\u4e8e\u5feb\u901f\u67e5\u627e\u6570\u636e\uff0c\u800c\u7f3a\u5c11\u6216\u4e0d\u6b63\u786e\u7684\u7d22\u5f15\u4f1a\u5bfc\u81f4\u5168\u8868\u626b\u63cf\uff0c\u4ece\u800c\u62d6\u6162\u67e5\u8be2\u901f\u5ea6\u3002<\/li>\n<li> <strong>\u8868\u7ed3\u6784\u4e0d\u5f53\uff1a<\/strong>\u8868\u8bbe\u8ba1\u4e0d\u53ef\u9760\uff0c\u5982\u5b57\u6bb5\u8fc7\u591a\u3001\u6570\u636e\u7c7b\u578b\u4e0d\u5339\u914d\uff0c\u4e5f\u4f1a\u5f71\u54cd\u67e5\u8be2\u6027\u80fd\u3002<\/li>\n<li> <strong>\u67e5\u8be2\u8bed\u53e5\u4e0d\u4f73\uff1a<\/strong>\u672a\u7ecf\u4f18\u5316\u6216\u7f16\u5199\u7684\u67e5\u8be2\u8bed\u53e5\u4f1a\u6267\u884c\u4e0d\u5fc5\u8981\u7684\u64cd\u4f5c\uff0c\u6d6a\u8d39\u65f6\u95f4\u548c\u8d44\u6e90\u3002<\/li>\n<li> <strong>\u786c\u4ef6\u9650\u5236\uff1a<\/strong>\u670d\u52a1\u5668\u786c\u4ef6\u8d44\u6e90\u4e0d\u8db3\uff0c\u5982\u5185\u5b58\u6216 CPU \u80fd\u529b\u4e0d\u8db3\uff0c\u4e5f\u4f1a\u5bfc\u81f4\u67e5\u8be2\u53d8\u6162\u3002<\/li>\n<\/ul>\n<p><strong>\u89e3\u51b3\u65b9\u6848\uff1a<\/strong><\/p>\n<p><strong>\u4f18\u5316\u7d22\u5f15\uff1a<\/strong><\/p>\n<ul>\n<li>\u8bc6\u522b\u51fa\u9891\u7e41\u67e5\u8be2\u8bbf\u95ee\u7684\u5217\u5e76\u521b\u5efa\u9002\u5f53\u7684\u7d22\u5f15\u3002<\/li>\n<li>\u907f\u514d\u5728\u9891\u7e41\u66f4\u65b0\u7684\u5217\u4e0a\u521b\u5efa\u7d22\u5f15\u3002<\/li>\n<li>\u4f7f\u7528 EXPLAIN \u67e5\u770b\u67e5\u8be2\u6267\u884c\u8ba1\u5212\u5e76\u786e\u5b9a\u662f\u5426\u9700\u8981\u5176\u4ed6\u7d22\u5f15\u3002<\/li>\n<\/ul>\n<p><strong>\u4f18\u5316\u8868\u7ed3\u6784\uff1a<\/strong><\/p>\n<ul>\n<li>\u9009\u62e9\u5408\u9002\u7684\u5b57\u6bb5\u7c7b\u578b\uff0c\u907f\u514d\u4f7f\u7528\u8fc7\u4e8e\u5bbd\u6cdb\u7684\u7c7b\u578b\u3002<\/li>\n<li>\u5c06\u7ecf\u5e38\u4e00\u8d77\u67e5\u8be2\u7684\u5b57\u6bb5\u5b58\u50a8\u5728\u540c\u4e00\u5f20\u8868\u4e2d\u3002<\/li>\n<li>\u5206\u533a\u8868\u53ef\u63d0\u9ad8\u5927\u8868\u4e0a\u7684\u67e5\u8be2\u6027\u80fd\u3002<\/li>\n<\/ul>\n<p><strong>\u4f18\u5316\u67e5\u8be2\u8bed\u53e5\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528 WHERE \u5b50\u53e5\u7f29\u5c0f\u8fd4\u56de\u7ed3\u679c\u8303\u56f4\u3002<\/li>\n<li>\u907f\u514d\u4f7f\u7528 SELECT *\uff1b\u53ea\u9009\u62e9\u6240\u9700\u7684\u5217\u3002<\/li>\n<li>\u4f18\u5316\u8054\u63a5\uff0c\u4f7f\u7528\u5408\u9002\u7684\u8054\u63a5\u7c7b\u578b\u3002<\/li>\n<li>\u4f7f\u7528\u5206\u9875\u548c\u6392\u5e8f\u9650\u5236\u8fd4\u56de\u7ed3\u679c\u6570\u91cf\u3002<\/li>\n<\/ul>\n<p><strong>\u63d0\u9ad8\u786c\u4ef6\u6027\u80fd\uff1a<\/strong><\/p>\n<ul>\n<li>\u5347\u7ea7\u670d\u52a1\u5668\u7684\u5185\u5b58\u548c CPU\u3002<\/li>\n<li>\u4f7f\u7528 SSD \u9a71\u52a8\u5668\u52a0\u5feb\u78c1\u76d8 I\/O\u3002<\/li>\n<li>\u8003\u8651\u4f7f\u7528\u4e91\u670d\u52a1\u6765\u6269\u5c55\u6216\u8865\u5145\u786c\u4ef6\u8d44\u6e90\u3002<\/li>\n<\/ul>\n<p><strong>\u5176\u4ed6\u4f18\u5316\u6280\u672f\uff1a<\/strong><\/p>\n<ul>\n<li> <strong>\u4f7f\u7528\u7f13\u5b58\uff1a<\/strong>Query Cache \u548c InnoDB Buffer Pool \u53ef\u7f13\u5b58\u67e5\u8be2\u7ed3\u679c\u548c\u6570\u636e\uff0c\u4ece\u800c\u63d0\u9ad8\u91cd\u590d\u67e5\u8be2\u7684\u6027\u80fd\u3002<\/li>\n<li> <strong>\u76d1\u63a7\u6027\u80fd\uff1a<\/strong>\u4f7f\u7528\u76d1\u63a7\u5de5\u5177\uff08\u5982 MySQL Workbench\uff09\u5b9a\u671f\u8ddf\u8e2a\u67e5\u8be2\u6027\u80fd\u5e76\u8bc6\u522b\u95ee\u9898\u9886\u57df\u3002<\/li>\n<li> <strong>\u81ea\u52a8\u5316\u4f18\u5316\uff1a<\/strong>\u4f7f\u7528\u5de5\u5177\uff08\u5982 Percona Toolkit\uff09\u81ea\u52a8\u5316\u67e5\u8be2\u4f18\u5316\u8fc7\u7a0b\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u67e5\u8be2\u6162\u600e\u4e48\u4f18\u5316\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>mysql \u67e5\u8be2\u53d8\u6162\u7684\u539f\u56e0\u5305\u62ec\uff1a\u7d22\u5f15\u4e0d\u8db3\u3001\u8868\u7ed3\u6784\u4e0d\u5f53\u3001\u67e5\u8be2\u8bed\u53e5\u4e0d\u4f73\u3001\u786c\u4ef6\u9650\u5236\u3002\u4f18\u5316\u7b56\u7565\u5305\u62ec\uff1a\u4f18\u5316\u7d22\u5f15\u3001\u4f18\u5316\u8868\u7ed3\u6784\u3001\u4f18\u5316\u67e5\u8be2\u8bed\u53e5\u3001\u63d0\u9ad8\u786c\u4ef6\u6027\u80fd\u3001\u4f7f\u7528\u7f13\u5b58\u3001\u76d1\u63a7\u6027\u80fd\u3001\u81ea\u52a8\u5316\u4f18\u5316\u3002 MySQL \u67e5\u8be2\u4f18\u5316\u6307\u5357 \u95ee\u9898\uff1aMySQL \u67e5\u8be2\u4e3a\u4f55\u4f1a\u53d8\u6162\uff1f MySQL \u67e5\u8be2\u6027\u80fd\u4e0b\u964d\u7684\u539f\u56e0\u6709\u5f88\u591a\uff0c\u4f8b\u5982\uff1a \u7d22\u5f15\u4e0d\u8db3\u6216\u4e0d\u5f53\uff1a\u7d22\u5f15\u6709\u52a9\u4e8e\u5feb\u901f\u67e5\u627e\u6570\u636e\uff0c\u800c\u7f3a\u5c11\u6216\u4e0d\u6b63\u786e\u7684\u7d22\u5f15\u4f1a\u5bfc\u81f4\u5168\u8868\u626b\u63cf\uff0c\u4ece\u800c\u62d6\u6162\u67e5\u8be2\u901f\u5ea6\u3002 \u8868\u7ed3\u6784\u4e0d\u5f53\uff1a\u8868\u8bbe\u8ba1\u4e0d\u53ef\u9760\uff0c\u5982\u5b57\u6bb5\u8fc7\u591a\u3001\u6570\u636e\u7c7b\u578b\u4e0d\u5339\u914d\uff0c\u4e5f\u4f1a\u5f71\u54cd\u67e5\u8be2\u6027\u80fd\u3002 \u67e5\u8be2\u8bed\u53e5\u4e0d\u4f73\uff1a\u672a\u7ecf\u4f18\u5316\u6216\u7f16\u5199\u7684\u67e5\u8be2\u8bed\u53e5\u4f1a\u6267\u884c\u4e0d\u5fc5\u8981\u7684\u64cd\u4f5c\uff0c\u6d6a\u8d39\u65f6\u95f4\u548c\u8d44\u6e90\u3002 \u786c\u4ef6\u9650\u5236\uff1a\u670d\u52a1\u5668\u786c\u4ef6\u8d44\u6e90\u4e0d\u8db3\uff0c\u5982\u5185\u5b58\u6216 CPU \u80fd\u529b\u4e0d\u8db3\uff0c\u4e5f\u4f1a\u5bfc\u81f4\u67e5\u8be2\u53d8\u6162\u3002 \u89e3\u51b3\u65b9\u6848\uff1a \u4f18\u5316\u7d22\u5f15\uff1a \u8bc6\u522b\u51fa\u9891\u7e41\u67e5\u8be2\u8bbf\u95ee\u7684\u5217\u5e76\u521b\u5efa\u9002\u5f53\u7684\u7d22\u5f15\u3002 \u907f\u514d\u5728\u9891\u7e41\u66f4\u65b0\u7684\u5217\u4e0a\u521b\u5efa\u7d22\u5f15\u3002 \u4f7f\u7528 EXPLAIN \u67e5\u770b\u67e5\u8be2\u6267\u884c\u8ba1\u5212\u5e76\u786e\u5b9a\u662f\u5426\u9700\u8981\u5176\u4ed6\u7d22\u5f15\u3002 \u4f18\u5316\u8868\u7ed3\u6784\uff1a \u9009\u62e9\u5408\u9002\u7684\u5b57\u6bb5\u7c7b\u578b\uff0c\u907f\u514d\u4f7f\u7528\u8fc7\u4e8e\u5bbd\u6cdb\u7684\u7c7b\u578b\u3002 \u5c06\u7ecf\u5e38\u4e00\u8d77\u67e5\u8be2\u7684\u5b57\u6bb5\u5b58\u50a8\u5728\u540c\u4e00\u5f20\u8868\u4e2d\u3002 \u5206\u533a\u8868\u53ef\u63d0\u9ad8\u5927\u8868\u4e0a\u7684\u67e5\u8be2\u6027\u80fd\u3002 \u4f18\u5316\u67e5\u8be2\u8bed\u53e5\uff1a \u4f7f\u7528 WHERE \u5b50\u53e5\u7f29\u5c0f\u8fd4\u56de\u7ed3\u679c\u8303\u56f4\u3002 \u907f\u514d\u4f7f\u7528 SELECT *\uff1b\u53ea\u9009\u62e9\u6240\u9700\u7684\u5217\u3002 \u4f18\u5316\u8054\u63a5\uff0c\u4f7f\u7528\u5408\u9002\u7684\u8054\u63a5\u7c7b\u578b\u3002 \u4f7f\u7528\u5206\u9875\u548c\u6392\u5e8f\u9650\u5236\u8fd4\u56de\u7ed3\u679c\u6570\u91cf\u3002 \u63d0\u9ad8\u786c\u4ef6\u6027\u80fd\uff1a \u5347\u7ea7\u670d\u52a1\u5668\u7684\u5185\u5b58\u548c CPU\u3002 \u4f7f\u7528 SSD \u9a71\u52a8\u5668\u52a0\u5feb\u78c1\u76d8 I\/O\u3002 \u8003\u8651\u4f7f\u7528\u4e91\u670d\u52a1\u6765\u6269\u5c55\u6216\u8865\u5145\u786c\u4ef6\u8d44\u6e90\u3002 \u5176\u4ed6\u4f18\u5316\u6280\u672f\uff1a \u4f7f\u7528\u7f13\u5b58\uff1aQuery Cache \u548c InnoDB Buffer Pool \u53ef\u7f13\u5b58\u67e5\u8be2\u7ed3\u679c\u548c\u6570\u636e\uff0c\u4ece\u800c\u63d0\u9ad8\u91cd\u590d\u67e5\u8be2\u7684\u6027\u80fd\u3002 \u76d1\u63a7\u6027\u80fd\uff1a\u4f7f\u7528\u76d1\u63a7\u5de5\u5177\uff08\u5982 MySQL Workbench\uff09\u5b9a\u671f\u8ddf\u8e2a\u67e5\u8be2\u6027\u80fd\u5e76\u8bc6\u522b\u95ee\u9898\u9886\u57df\u3002 \u81ea\u52a8\u5316\u4f18\u5316\uff1a\u4f7f\u7528\u5de5\u5177\uff08\u5982 Percona [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-5123","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5123","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=5123"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5123\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5123"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5123"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}