{"id":152475,"date":"2024-11-01T23:20:26","date_gmt":"2024-11-01T15:20:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/152475\/"},"modified":"2024-11-01T23:20:27","modified_gmt":"2024-11-01T15:20:27","slug":"%e6%9f%a5%e7%9c%8b-mysql-%e4%bc%ba%e6%9c%8d%e5%99%a8%e7%9a%84%e9%80%b2%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/152475\/","title":{"rendered":"\u67e5\u770b MySQL \u4f3a\u670d\u5668\u7684\u9032\u7a0b"},"content":{"rendered":"<h1 id=\"%e6%9f%a5%e7%9c%8b-mysql-%e4%bc%ba%e6%9c%8d%e5%99%a8%e7%9a%84%e9%80%b2%e7%a8%8b-GsDDgmUTXt\">\u67e5\u770b MySQL \u4f3a\u670d\u5668\u7684\u9032\u7a0b<\/h1>\n<p>\u5728\u7ba1\u7406 MySQL \u4f3a\u670d\u5668\u6642\uff0c\u4e86\u89e3\u4f3a\u670d\u5668\u7684\u9032\u7a0b\u72c0\u614b\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u6b63\u5e38\u904b\u884c\uff0c\u9084\u80fd\u5e6b\u52a9\u8b58\u5225\u6f5b\u5728\u7684\u6027\u80fd\u74f6\u9838\u548c\u554f\u984c\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u67e5\u770b MySQL \u4f3a\u670d\u5668\u7684\u9032\u7a0b\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u547d\u4ee4\u548c\u6280\u5de7\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-mysql-%e9%80%b2%e7%a8%8b%ef%bc%9f-GsDDgmUTXt\">\u4ec0\u9ebc\u662f MySQL \u9032\u7a0b\uff1f<\/h2>\n<p>MySQL \u9032\u7a0b\u662f\u6307 MySQL \u4f3a\u670d\u5668\u7576\u524d\u6b63\u5728\u57f7\u884c\u7684\u64cd\u4f5c\u3002\u6bcf\u7576\u7528\u6236\u767c\u51fa\u67e5\u8a62\u6216\u57f7\u884c\u67d0\u500b\u64cd\u4f5c\u6642\uff0cMySQL \u4f3a\u670d\u5668\u6703\u70ba\u8a72\u64cd\u4f5c\u5275\u5efa\u4e00\u500b\u9032\u7a0b\u3002\u9019\u4e9b\u9032\u7a0b\u53ef\u4ee5\u662f\u67e5\u8a62\u3001\u66f4\u65b0\u3001\u522a\u9664\u6216\u5176\u4ed6\u6578\u64da\u5eab\u64cd\u4f5c\u3002\u901a\u904e\u67e5\u770b\u9019\u4e9b\u9032\u7a0b\uff0c\u7ba1\u7406\u54e1\u53ef\u4ee5\u7372\u5f97\u6709\u95dc\u4f3a\u670d\u5668\u6027\u80fd\u548c\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u7684\u5bf6\u8cb4\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b-mysql-%e9%80%b2%e7%a8%8b-GsDDgmUTXt\">\u5982\u4f55\u67e5\u770b MySQL \u9032\u7a0b<\/h2>\n<p>\u8981\u67e5\u770b MySQL \u4f3a\u670d\u5668\u7684\u9032\u7a0b\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-mysql-%e5%91%bd%e4%bb%a4%e8%a1%8c%e5%b7%a5%e5%85%b7-GsDDgmUTXt\">1. \u4f7f\u7528 MySQL \u547d\u4ee4\u884c\u5de5\u5177<\/h3>\n<p>\u6700\u5e38\u898b\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 MySQL \u7684\u547d\u4ee4\u884c\u5de5\u5177\u3002\u60a8\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u67e5\u770b\u7576\u524d\u7684\u9032\u7a0b\uff1a<\/p>\n<pre><code>mysql -u username -p\nSHOW PROCESSLIST;\n<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c\u60a8\u9700\u8981\u5c07 <code>username<\/code> \u66ff\u63db\u70ba\u60a8\u7684 MySQL \u7528\u6236\u540d\u3002\u57f7\u884c <code>SHOW PROCESSLIST;<\/code> \u547d\u4ee4\u5f8c\uff0c\u60a8\u5c07\u770b\u5230\u4e00\u500b\u5305\u542b\u7576\u524d\u9032\u7a0b\u7684\u5217\u8868\u3002\u9019\u500b\u5217\u8868\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u91cd\u8981\u7684\u6b04\u4f4d\uff1a<\/p>\n<ul>\n<li><strong>Id\uff1a<\/strong>\u9032\u7a0b\u7684\u552f\u4e00\u6a19\u8b58\u7b26\u3002<\/li>\n<li><strong>User\uff1a<\/strong>\u57f7\u884c\u8a72\u9032\u7a0b\u7684\u7528\u6236\u3002<\/li>\n<li><strong>Host\uff1a<\/strong>\u767c\u51fa\u8acb\u6c42\u7684\u4e3b\u6a5f\u3002<\/li>\n<li><strong>db\uff1a<\/strong>\u6b63\u5728\u4f7f\u7528\u7684\u6578\u64da\u5eab\u3002<\/li>\n<li><strong>Command\uff1a<\/strong>\u9032\u7a0b\u7684\u985e\u578b\uff08\u5982 Query\u3001Sleep \u7b49\uff09\u3002<\/li>\n<li><strong>Time\uff1a<\/strong>\u9032\u7a0b\u5df2\u7d93\u904b\u884c\u7684\u6642\u9593\u3002<\/li>\n<li><strong>State\uff1a<\/strong>\u9032\u7a0b\u7684\u7576\u524d\u72c0\u614b\u3002<\/li>\n<li><strong>Info\uff1a<\/strong>\u57f7\u884c\u7684 SQL \u67e5\u8a62\u3002<\/li>\n<\/ul>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-mysql-workbench-GsDDgmUTXt\">2. \u4f7f\u7528 MySQL Workbench<\/h3>\n<p>\u5982\u679c\u60a8\u66f4\u559c\u6b61\u5716\u5f62\u754c\u9762\uff0c\u53ef\u4ee5\u4f7f\u7528 MySQL Workbench\u3002\u9019\u662f\u4e00\u500b\u529f\u80fd\u5f37\u5927\u7684\u5de5\u5177\uff0c\u63d0\u4f9b\u4e86\u53ef\u8996\u5316\u7684\u6578\u64da\u5eab\u7ba1\u7406\u529f\u80fd\u3002\u5728 MySQL Workbench \u4e2d\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u67e5\u770b\u9032\u7a0b\uff1a<\/p>\n<ol>\n<li>\u9023\u63a5\u5230\u60a8\u7684 MySQL \u4f3a\u670d\u5668\u3002<\/li>\n<li>\u5728\u5de6\u5074\u7684\u5c0e\u822a\u6b04\u4e2d\uff0c\u9078\u64c7 <strong>Server<\/strong> \u83dc\u55ae\u3002<\/li>\n<li>\u9078\u64c7 <strong>Client Connections<\/strong>\u3002<\/li>\n<\/ol>\n<p>\u9019\u5c07\u986f\u793a\u7576\u524d\u6240\u6709\u7684\u5ba2\u6236\u7aef\u9023\u63a5\u548c\u9032\u7a0b\u4fe1\u606f\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u67e5\u770b\u548c\u7ba1\u7406\u5b83\u5011\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e6%80%a7%e8%83%bd%e6%a8%a1%e5%bc%8f-GsDDgmUTXt\">3. \u4f7f\u7528\u6027\u80fd\u6a21\u5f0f<\/h3>\n<p>MySQL \u9084\u63d0\u4f9b\u4e86\u4e00\u500b\u6027\u80fd\u6a21\u5f0f\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u555f\u7528\uff1a<\/p>\n<pre><code>SET GLOBAL performance_schema = ON;\n<\/code><\/pre>\n<p>\u555f\u7528\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u67e5\u770b\u9032\u7a0b\u7684\u8a73\u7d30\u4fe1\u606f\uff1a<\/p>\n<pre><code>SELECT * FROM performance_schema.threads;\n<\/code><\/pre>\n<p>\u9019\u5c07\u63d0\u4f9b\u6709\u95dc\u6bcf\u500b\u9032\u7a0b\u7684\u66f4\u8a73\u7d30\u7684\u6027\u80fd\u6578\u64da\uff0c\u5e6b\u52a9\u60a8\u9032\u4e00\u6b65\u5206\u6790\u4f3a\u670d\u5668\u7684\u904b\u884c\u72c0\u6cc1\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-GsDDgmUTXt\">\u7d50\u8ad6<\/h2>\n<p>\u67e5\u770b MySQL \u4f3a\u670d\u5668\u7684\u9032\u7a0b\u662f\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u901a\u904e\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u3001MySQL Workbench \u6216\u6027\u80fd\u6a21\u5f0f\uff0c\u60a8\u53ef\u4ee5\u7372\u5f97\u6709\u95dc\u4f3a\u670d\u5668\u904b\u884c\u72c0\u6cc1\u7684\u5bf6\u8cb4\u4fe1\u606f\uff0c\u5f9e\u800c\u53ca\u6642\u8b58\u5225\u548c\u89e3\u6c7a\u554f\u984c\u3002\u4e86\u89e3\u9019\u4e9b\u9032\u7a0b\u4e0d\u50c5\u80fd\u5e6b\u52a9\u60a8\u512a\u5316\u6578\u64da\u5eab\u6027\u80fd\uff0c\u9084\u80fd\u63d0\u9ad8\u6574\u9ad4\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u9084\u662f\u5176\u4ed6\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u5c07\u6709\u52a9\u65bc\u63d0\u5347\u60a8\u7684\u696d\u52d9\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u67e5\u770b MySQL \u4f3a\u670d\u5668\u7684\u9032\u7a0b\uff0c\u638c\u63e1\u6578\u64da\u5eab\u6027\u80fd\u76e3\u63a7\u8207\u7ba1\u7406\u7684\u95dc\u9375\u6280\u5de7\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-152475","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152475","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=152475"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152475\/revisions"}],"predecessor-version":[{"id":152476,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152475\/revisions\/152476"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=152475"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=152475"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=152475"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}