{"id":165297,"date":"2024-11-05T11:09:22","date_gmt":"2024-11-05T03:09:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/165297\/"},"modified":"2024-11-05T11:09:24","modified_gmt":"2024-11-05T03:09:24","slug":"%e7%9c%8blinux%e5%8f%8asql%e5%a6%82%e4%bd%95%e6%a7%8b%e5%bb%ba%e7%b6%b2%e7%b5%a1%e6%80%a7%e8%83%bd%e5%88%86%e6%9e%90%e6%b8%ac%e8%a9%a6%e7%b3%bb%e7%b5%b1","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/165297\/","title":{"rendered":"\u770bLinux\u53caSQL\u5982\u4f55\u69cb\u5efa\u7db2\u7d61\u6027\u80fd\u5206\u6790\u6e2c\u8a66\u7cfb\u7d71"},"content":{"rendered":"<h1 id=\"%e7%9c%8blinux%e5%8f%8asql%e5%a6%82%e4%bd%95%e6%a7%8b%e5%bb%ba%e7%b6%b2%e7%b5%a1%e6%80%a7%e8%83%bd%e5%88%86%e6%9e%90%e6%b8%ac%e8%a9%a6%e7%b3%bb%e7%b5%b1-igjktRkjhH\">\u770bLinux\u53caSQL\u5982\u4f55\u69cb\u5efa\u7db2\u7d61\u6027\u80fd\u5206\u6790\u6e2c\u8a66\u7cfb\u7d71<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u5b57\u6642\u4ee3\uff0c\u7db2\u7d61\u6027\u80fd\u7684\u512a\u5316\u5c0d\u65bc\u4f01\u696d\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002\u96a8\u8457\u4e92\u806f\u7db2\u6d41\u91cf\u7684\u589e\u52a0\uff0c\u5982\u4f55\u6709\u6548\u5730\u5206\u6790\u548c\u6e2c\u8a66\u7db2\u7d61\u6027\u80fd\u6210\u70ba\u4e86IT\u5c08\u696d\u4eba\u54e1\u7684\u4e00\u9805\u91cd\u8981\u4efb\u52d9\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Linux\u548cSQL\u69cb\u5efa\u4e00\u500b\u7db2\u7d61\u6027\u80fd\u5206\u6790\u6e2c\u8a66\u7cfb\u7d71\uff0c\u5e6b\u52a9\u4f01\u696d\u66f4\u597d\u5730\u7406\u89e3\u5176\u7db2\u7d61\u74b0\u5883\u7684\u904b\u884c\u72c0\u6cc1\u3002<\/p>\n<h2 id=\"%e4%b8%80%e3%80%81linux%e7%92%b0%e5%a2%83%e7%9a%84%e6%90%ad%e5%bb%ba-igjktRkjhH\">\u4e00\u3001Linux\u74b0\u5883\u7684\u642d\u5efa<\/h2>\n<p>Linux\u4f5c\u70ba\u4e00\u500b\u958b\u6e90\u64cd\u4f5c\u7cfb\u7d71\uff0c\u56e0\u5176\u7a69\u5b9a\u6027\u548c\u9748\u6d3b\u6027\u800c\u5ee3\u53d7\u6b61\u8fce\u3002\u5728\u69cb\u5efa\u7db2\u7d61\u6027\u80fd\u5206\u6790\u6e2c\u8a66\u7cfb\u7d71\u6642\uff0c\u9996\u5148\u9700\u8981\u642d\u5efa\u4e00\u500bLinux\u74b0\u5883\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u7684\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li><strong>\u9078\u64c7Linux\u767c\u884c\u7248\uff1a<\/strong>\u5e38\u898b\u7684\u9078\u64c7\u5305\u62ecUbuntu\u3001CentOS\u548cDebian\u7b49\u3002\u6839\u64da\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u7248\u672c\u3002<\/li>\n<li><strong>\u5b89\u88dd\u5fc5\u8981\u7684\u5de5\u5177\uff1a<\/strong>\u4f7f\u7528\u547d\u4ee4\u884c\u5b89\u88dd\u7db2\u7d61\u6027\u80fd\u6e2c\u8a66\u5de5\u5177\uff0c\u5982iperf\u3001ping\u3001traceroute\u7b49\u3002<\/li>\n<li><strong>\u914d\u7f6e\u7db2\u7d61\u8a2d\u7f6e\uff1a<\/strong>\u78ba\u4fdd\u7db2\u7d61\u63a5\u53e3\u914d\u7f6e\u6b63\u78ba\uff0c\u4e26\u80fd\u5920\u9023\u63a5\u5230\u9700\u8981\u6e2c\u8a66\u7684\u76ee\u6a19\u670d\u52d9\u5668\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%ba%8c%e3%80%81%e4%bd%bf%e7%94%a8sql%e9%80%b2%e8%a1%8c%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2%e8%88%87%e5%88%86%e6%9e%90-igjktRkjhH\">\u4e8c\u3001\u4f7f\u7528SQL\u9032\u884c\u6578\u64da\u5b58\u5132\u8207\u5206\u6790<\/h2>\n<p>\u5728\u9032\u884c\u7db2\u7d61\u6027\u80fd\u6e2c\u8a66\u6642\uff0c\u6536\u96c6\u5230\u7684\u6578\u64da\u9700\u8981\u9032\u884c\u5b58\u5132\u548c\u5206\u6790\u3002\u9019\u88e1\u53ef\u4ee5\u4f7f\u7528SQL\u6578\u64da\u5eab\u4f86\u7ba1\u7406\u9019\u4e9b\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li><strong>\u9078\u64c7\u6578\u64da\u5eab\u7cfb\u7d71\uff1a<\/strong>MySQL\u548cPostgreSQL\u662f\u5169\u500b\u5e38\u7528\u7684\u9078\u64c7\u3002\u6839\u64da\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u3002<\/li>\n<li><strong>\u5275\u5efa\u6578\u64da\u5eab\u548c\u8868\uff1a<\/strong>\u4f7f\u7528SQL\u8a9e\u53e5\u5275\u5efa\u4e00\u500b\u6578\u64da\u5eab\uff0c\u4e26\u8a2d\u8a08\u8868\u7d50\u69cb\u4ee5\u5b58\u5132\u6e2c\u8a66\u7d50\u679c\u3002<\/li>\n<pre><code>CREATE DATABASE network_performance;\nUSE network_performance;\n\nCREATE TABLE performance_data (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    test_time DATETIME,\n    latency FLOAT,\n    bandwidth FLOAT,\n    packet_loss FLOAT\n);<\/code><\/pre>\n<\/li>\n<li><strong>\u63d2\u5165\u6e2c\u8a66\u6578\u64da\uff1a<\/strong>\u5728\u9032\u884c\u7db2\u7d61\u6027\u80fd\u6e2c\u8a66\u5f8c\uff0c\u5c07\u7d50\u679c\u63d2\u5165\u5230\u6578\u64da\u5eab\u4e2d\u3002<\/li>\n<pre><code>INSERT INTO performance_data (test_time, latency, bandwidth, packet_loss)\nVALUES (NOW(), 20.5, 100.0, 0.01);<\/code><\/pre>\n<\/li>\n<\/ul>\n<h2 id=\"%e4%b8%89%e3%80%81%e6%95%b8%e6%93%9a%e5%88%86%e6%9e%90%e8%88%87%e5%8f%af%e8%a6%96%e5%8c%96-igjktRkjhH\">\u4e09\u3001\u6578\u64da\u5206\u6790\u8207\u53ef\u8996\u5316<\/h2>\n<p>\u6536\u96c6\u5230\u7684\u6578\u64da\u9700\u8981\u9032\u884c\u5206\u6790\uff0c\u4ee5\u4fbf\u5f9e\u4e2d\u63d0\u53d6\u6709\u7528\u7684\u4fe1\u606f\u3002\u53ef\u4ee5\u4f7f\u7528SQL\u67e5\u8a62\u4f86\u5206\u6790\u6578\u64da\uff0c\u4e26\u751f\u6210\u5831\u544a\u3002<\/p>\n<ul>\n<li><strong>\u67e5\u8a62\u5e73\u5747\u5ef6\u9072\uff1a<\/strong>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u8a08\u7b97\u5e73\u5747\u5ef6\u9072\uff1a<\/li>\n<pre><code>SELECT AVG(latency) AS average_latency FROM performance_data;<\/code><\/pre>\n<li><strong>\u751f\u6210\u53ef\u8996\u5316\u5831\u544a\uff1a<\/strong>\u53ef\u4ee5\u4f7f\u7528\u5de5\u5177\u5982Grafana\u6216Tableau\u4f86\u53ef\u8996\u5316\u6578\u64da\uff0c\u5e6b\u52a9\u66f4\u76f4\u89c0\u5730\u7406\u89e3\u7db2\u7d61\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%9b%9b%e3%80%81%e6%8c%81%e7%ba%8c%e7%9b%a3%e6%8e%a7%e8%88%87%e5%84%aa%e5%8c%96-igjktRkjhH\">\u56db\u3001\u6301\u7e8c\u76e3\u63a7\u8207\u512a\u5316<\/h2>\n<p>\u7db2\u7d61\u6027\u80fd\u5206\u6790\u4e0d\u662f\u4e00\u6b21\u6027\u7684\u4efb\u52d9\uff0c\u800c\u662f\u4e00\u500b\u6301\u7e8c\u7684\u904e\u7a0b\u3002\u5b9a\u671f\u9032\u884c\u6e2c\u8a66\u548c\u6578\u64da\u5206\u6790\uff0c\u4e26\u6839\u64da\u7d50\u679c\u9032\u884c\u512a\u5316\uff0c\u53ef\u4ee5\u5e6b\u52a9\u4f01\u696d\u4fdd\u6301\u826f\u597d\u7684\u7db2\u7d61\u6027\u80fd\u3002<\/p>\n<ul>\n<li><strong>\u8a2d\u7f6e\u81ea\u52d5\u5316\u6e2c\u8a66\uff1a<\/strong>\u53ef\u4ee5\u4f7f\u7528cron\u4f5c\u696d\u5b9a\u671f\u57f7\u884c\u6027\u80fd\u6e2c\u8a66\uff0c\u4e26\u5c07\u7d50\u679c\u81ea\u52d5\u63d2\u5165\u5230\u6578\u64da\u5eab\u4e2d\u3002<\/li>\n<li><strong>\u76e3\u63a7\u7cfb\u7d71\u8cc7\u6e90\uff1a<\/strong>\u4f7f\u7528\u5de5\u5177\u5982Nagios\u6216Zabbix\u4f86\u76e3\u63a7\u7cfb\u7d71\u8cc7\u6e90\uff0c\u78ba\u4fdd\u7db2\u7d61\u6027\u80fd\u4e0d\u53d7\u5f71\u97ff\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-igjktRkjhH\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4f7f\u7528Linux\u548cSQL\uff0c\u4f01\u696d\u53ef\u4ee5\u69cb\u5efa\u4e00\u500b\u9ad8\u6548\u7684\u7db2\u7d61\u6027\u80fd\u5206\u6790\u6e2c\u8a66\u7cfb\u7d71\u3002\u9019\u4e0d\u50c5\u80fd\u5e6b\u52a9\u4f01\u696d\u53ca\u6642\u767c\u73fe\u554f\u984c\uff0c\u9084\u80fd\u70ba\u672a\u4f86\u7684\u512a\u5316\u63d0\u4f9b\u6578\u64da\u652f\u6301\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5229\u7528<em><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/em>\u4f86\u642d\u5efa\u9019\u6a23\u7684\u7cfb\u7d71\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528Linux\u548cSQL\u69cb\u5efa\u9ad8\u6548\u7684\u7db2\u7d61\u6027\u80fd\u5206\u6790\u6e2c\u8a66\u7cfb\u7d71\uff0c\u63d0\u5347\u7db2\u7d61\u7ba1\u7406\u8207\u512a\u5316\u80fd\u529b\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-165297","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/165297","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=165297"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/165297\/revisions"}],"predecessor-version":[{"id":165298,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/165297\/revisions\/165298"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=165297"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=165297"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=165297"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}