{"id":66,"date":"2026-08-30T20:55:00","date_gmt":"2026-08-30T12:55:00","guid":{"rendered":"https:\/\/www.233xianyu.top\/?p=66"},"modified":"2026-08-30T20:55:00","modified_gmt":"2026-08-30T12:55:00","slug":"00%e3%80%81mysql%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9a%84%e5%ae%89%e8%a3%85-5-7%e7%89%88%e6%9c%ac%ef%bc%88yum%e5%ae%89%e8%a3%85%e7%9a%84%e6%96%b9%e5%bc%8f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.233xianyu.top\/index.php\/2026\/08\/30\/00%e3%80%81mysql%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9a%84%e5%ae%89%e8%a3%85-5-7%e7%89%88%e6%9c%ac%ef%bc%88yum%e5%ae%89%e8%a3%85%e7%9a%84%e6%96%b9%e5%bc%8f%ef%bc%89\/","title":{"rendered":"00\u3001mysql\u6570\u636e\u5e93\u7684\u5b89\u88c5 5.7\u7248\u672c\uff08yum\u5b89\u88c5\u7684\u65b9\u5f0f\uff09"},"content":{"rendered":"<p><!-- wp:heading {\"level\":2} --><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_87 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.233xianyu.top\/index.php\/2026\/08\/30\/00%e3%80%81mysql%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9a%84%e5%ae%89%e8%a3%85-5-7%e7%89%88%e6%9c%ac%ef%bc%88yum%e5%ae%89%e8%a3%85%e7%9a%84%e6%96%b9%e5%bc%8f%ef%bc%89\/#%E4%B8%80_%E5%85%88%E5%88%B6%E4%BD%9Cyum%E6%BA%90%E5%B9%B6%E4%B8%8B%E8%BD%BD%E6%95%B0%E6%8D%AE%E5%BA%93\" >\u4e00 \u5148\u5236\u4f5cyum\u6e90\u5e76\u4e0b\u8f7d\u6570\u636e\u5e93<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.233xianyu.top\/index.php\/2026\/08\/30\/00%e3%80%81mysql%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9a%84%e5%ae%89%e8%a3%85-5-7%e7%89%88%e6%9c%ac%ef%bc%88yum%e5%ae%89%e8%a3%85%e7%9a%84%e6%96%b9%e5%bc%8f%ef%bc%89\/#%E4%BA%8C_%E4%BF%AE%E6%94%B9mysql%E6%95%B0%E6%8D%AE%E5%BA%93%E7%9A%84%E9%85%8D%E7%BD%AE%E6%96%87%E4%BB%B6%EF%BC%8C%E9%BB%98%E8%AE%A4%E5%AD%97%E7%AC%A6%E7%BC%96%E7%A0%81%E4%B8%BAutf8mb4\" >\u4e8c \u4fee\u6539mysql\u6570\u636e\u5e93\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u9ed8\u8ba4\u5b57\u7b26\u7f16\u7801\u4e3autf8mb4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.233xianyu.top\/index.php\/2026\/08\/30\/00%e3%80%81mysql%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9a%84%e5%ae%89%e8%a3%85-5-7%e7%89%88%e6%9c%ac%ef%bc%88yum%e5%ae%89%e8%a3%85%e7%9a%84%e6%96%b9%e5%bc%8f%ef%bc%89\/#%E4%B8%89_%E8%AE%BE%E7%BD%AEmysql%E6%95%B0%E6%8D%AE%E5%BA%93%E7%9A%84%E5%AF%86%E7%A0%81%E5%92%8C%E5%88%9D%E5%A7%8B%E7%9A%84%E7%BC%96%E7%A0%81\" >\u4e09 \u8bbe\u7f6emysql\u6570\u636e\u5e93\u7684\u5bc6\u7801\u548c\u521d\u59cb\u7684\u7f16\u7801<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.233xianyu.top\/index.php\/2026\/08\/30\/00%e3%80%81mysql%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9a%84%e5%ae%89%e8%a3%85-5-7%e7%89%88%e6%9c%ac%ef%bc%88yum%e5%ae%89%e8%a3%85%e7%9a%84%e6%96%b9%e5%bc%8f%ef%bc%89\/#%E5%9B%9B_%E5%8D%B8%E8%BD%BD%E6%B8%85%E7%90%86%E5%AE%89%E8%A3%85%E7%9A%84%E6%95%B0%E6%8D%AE%E5%BA%93\" >\u56db \u5378\u8f7d\u6e05\u7406\u5b89\u88c5\u7684\u6570\u636e\u5e93<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%E4%B8%80_%E5%85%88%E5%88%B6%E4%BD%9Cyum%E6%BA%90%E5%B9%B6%E4%B8%8B%E8%BD%BD%E6%95%B0%E6%8D%AE%E5%BA%93\"><\/span>\u4e00 \u5148\u5236\u4f5cyum\u6e90\u5e76\u4e0b\u8f7d\u6570\u636e\u5e93<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><!-- \/wp:heading --><\/p>\n<p><!-- wp:code --><\/p>\n<pre class=\"wp-block-code\"><code>1\u3001\u5148\u8fdb\u5230\u5b58\u653eyum\u6e90\u7684\u6587\u4ef6\u5939\u4e0b\r\ncd \/etc\/yum.repos.d\/\r\n\r\n2\u3001\u5236\u4f5cyum\u6e90(\u5b98\u7f51\u7684yum\u6e90\u5730\u5740)\r\n[root@localhost yum.repos.d]# cat mysql-commity.repo \r\n[mysql56-community]\r\nname=MySQL 5.7 Community Server\r\nbaseurl=http:\/\/repo.mysql.com\/yum\/mysql-5.7-community\/el\/7\/$basearch\/\r\nenabled=1\r\ngpgcheck=0\r\n\r\n3\u3001\u68c0\u67e5\u5b58\u50a8\u5e93\u662f\u5426\u6b63\u786e\u914d\u7f6e\uff0c\u770b\u662f\u5426\u80fd\u627e\u5230\u8981\u5b89\u88c5\u7684mysql\r\nyum repolist enabled | grep mysql\r\n\r\n4\u3001\u4e0b\u8f7d\u5e76\u68c0\u67e5\u7248\u672c\r\nyum install mysql-community-server -y\r\nmysql --version\r\n\r\n5\u3001\u542f\u52a8\u5e76\u8fd0\u884c\r\nsystemctl start mysqld\r\nsystemctl status mysqld<\/code><\/pre>\n<p><!-- \/wp:code --><\/p>\n<p><!-- wp:heading {\"level\":2} --><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E4%BA%8C_%E4%BF%AE%E6%94%B9mysql%E6%95%B0%E6%8D%AE%E5%BA%93%E7%9A%84%E9%85%8D%E7%BD%AE%E6%96%87%E4%BB%B6%EF%BC%8C%E9%BB%98%E8%AE%A4%E5%AD%97%E7%AC%A6%E7%BC%96%E7%A0%81%E4%B8%BAutf8mb4\"><\/span>\u4e8c \u4fee\u6539mysql\u6570\u636e\u5e93\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u9ed8\u8ba4\u5b57\u7b26\u7f16\u7801\u4e3autf8mb4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><!-- \/wp:heading --><\/p>\n<p><!-- wp:code --><\/p>\n<pre class=\"wp-block-code\"><code>1\u3001\u53bb\u914d\u7f6e\u6587\u4ef6\u4fee\u6539\r\nvim \/etc\/my.cnf\r\n[client]\r\n# \u5f71\u54cd\u5ba2\u6237\u7aef\u5de5\u5177\uff08\u5982 mysql\u3001mysqldump\uff09\u3002\u8868\u793a\u5f53\u4f60\u7528\u8fd9\u4e9b\u5de5\u5177\u8fde\u63a5\u670d\u52a1\u5668\u65f6\uff0c\u5982\u679c\u8fde\u63a5\u547d\u4ee4\u4e2d\u6ca1\u6709\u663e\u5f0f\u6307\u5b9a\u5b57\u7b26\u96c6\uff0c\u5c31\u9ed8\u8ba4\u4f7f\u7528 utf8mb4 \u53d1\u9001\u8bf7\u6c42\u3002\r\ndefault-character-set=utf8mb4 \r\n\r\n[mysql]\r\n# \u4ec5\u5f71\u54cd mysql \u8fd9\u4e2a\u547d\u4ee4\u884c\u5ba2\u6237\u7aef\u3002\u63a7\u5236\u4ece\u670d\u52a1\u5668\u8fd4\u56de\u7684\u7ed3\u679c\u5728\u7ec8\u7aef\u91cc\u4ee5\u4ec0\u4e48\u5b57\u7b26\u96c6\u663e\u793a\u3002\u5982\u679c\u4e0d\u8bbe\u7f6e\uff0c\u9ed8\u8ba4\u53ef\u80fd\u662f latin1\uff0c\u5bfc\u81f4\u4e2d\u6587\u663e\u793a\u4e71\u7801\u3002\r\ndefault-character-set=utf8mb4\r\n\r\n[mysqld]\r\n# \u8fde\u63a5\u5efa\u7acb\u65f6\uff08\u5f3a\u5236\u4f7f\u7528\u670d\u52a1\u7aef\u8bbe\u7f6e\uff09\r\ncharacter-set-client-handshake=FALSE\r\n# \u670d\u52a1\u5668\uff08\u65b0\u5efa\u5e93\/\u8868\/\u5b57\u6bb5\u7684\u9ed8\u8ba4\u5b57\u7b26\u96c6\uff09\r\ncharacter-set-server=utf8mb4\r\n# \u670d\u52a1\u5668\uff08\u6392\u5e8f\u548c\u6bd4\u8f83\u89c4\u5219\uff09\r\ncollation-server=utf8mb4_unicode_ci\r\n# \u6bcf\u4e2a\u666e\u901a\u8fde\u63a5\r\ninit-connect='SET NAMES utf8mb4'\r\n\r\n2\u3001\u91cd\u542fmysql<\/code><\/pre>\n<p><!-- \/wp:code --><\/p>\n<p><!-- wp:heading {\"level\":2} --><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E4%B8%89_%E8%AE%BE%E7%BD%AEmysql%E6%95%B0%E6%8D%AE%E5%BA%93%E7%9A%84%E5%AF%86%E7%A0%81%E5%92%8C%E5%88%9D%E5%A7%8B%E7%9A%84%E7%BC%96%E7%A0%81\"><\/span>\u4e09 \u8bbe\u7f6emysql\u6570\u636e\u5e93\u7684\u5bc6\u7801\u548c\u521d\u59cb\u7684\u7f16\u7801<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><!-- \/wp:heading --><\/p>\n<p><!-- wp:code --><\/p>\n<pre class=\"wp-block-code\"><code>5.7\u7248\u672c\u7684\u6570\u636e\u5e93\u662f\u4f1a\u6709\u4e00\u4e2a\u521d\u59cb\u5bc6\u7801\u7684\uff0c\u9700\u8981\u81ea\u5df1\u627e\u5230\r\n1\u3001\u627e\u5230\u521d\u59cb\u5bc6\u7801\u5e76\u767b\u5165\u6570\u636e\u5e93\r\n[root@localhost yum.repos.d]# grep 'temporary password' \/var\/log\/mysqld.log\r\n2026-08-30T10:24:32.220950Z 1 [Note] A temporary password is generated for root@localhost: P)J+a?sou42I\r\n[root@localhost yum.repos.d]# mysql -uroot -p'P)J+a?sou42I'\r\n\r\n2\u3001\u8bbe\u7f6e\u5bc6\u7801\r\nmysql&gt; set password=password('Egon@123');\r\nmysql&gt; flush privileges;<\/code><\/pre>\n<p><!-- \/wp:code --><\/p>\n<p><!-- wp:heading {\"level\":2} --><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%9B%9B_%E5%8D%B8%E8%BD%BD%E6%B8%85%E7%90%86%E5%AE%89%E8%A3%85%E7%9A%84%E6%95%B0%E6%8D%AE%E5%BA%93\"><\/span>\u56db \u5378\u8f7d\u6e05\u7406\u5b89\u88c5\u7684\u6570\u636e\u5e93<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><!-- \/wp:heading --><\/p>\n<p><!-- wp:code --><\/p>\n<pre class=\"wp-block-code\"><code>1\u3001\u505c\u6b62\u6570\u636e\u5e93\u5e76\u5378\u8f7dmysql\u8f6f\u4ef6\u5305\r\nsystemctl stop mysqld\r\n# \u67e5\u770b\u5df2\u5b89\u88c5\u7684 MySQL \u5305\r\nrpm -qa | grep mysql\r\n# \u5378\u8f7d\u6240\u6709\uff08\u6ce8\u610f\u987a\u5e8f\uff09\r\nyum remove mysql-community-server mysql-community-client mysql-community-common mysql-community-libs -y\r\n\r\n2\u3001\u5220\u9664\u6570\u636e\u76ee\u5f55\u548c\u914d\u7f6e\u6587\u4ef6\r\nrm -rf \/var\/lib\/mysql\r\nrm -rf \/var\/log\/mysqld.log\r\nrm -rf \/etc\/my.cnf\r\nrm -rf \/etc\/my.cnf.d\/\r\n\r\n3\u3001\u6e05\u9664yum\u7f13\u5b58\r\nyum clean all\r\n\r\n4\u3001\u786e\u8ba4\u6e05\u7406\u5e72\u51c0\r\nrpm -qa | grep mysql<\/code><\/pre>\n<p><!-- \/wp:code --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00 \u5148\u5236\u4f5cyum\u6e90\u5e76\u4e0b\u8f7d\u6570\u636e\u5e93 \u4e8c \u4fee\u6539mysql\u6570\u636e\u5e93\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u9ed8\u8ba4\u5b57\u7b26\u7f16\u7801\u4e3autf8mb4 \u4e09 \u8bbe\u7f6emysql\u6570\u636e\u5e93\u7684\u5bc6\u7801\u548c\u521d\u59cb\u7684\u7f16\u7801 \u56db \u5378\u8f7d\u6e05\u7406\u5b89\u88c5\u7684\u6570\u636e\u5e93<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-66","post","type-post","status-publish","format-standard","hentry","category-mysql"],"_links":{"self":[{"href":"https:\/\/www.233xianyu.top\/index.php\/wp-json\/wp\/v2\/posts\/66","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.233xianyu.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.233xianyu.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.233xianyu.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.233xianyu.top\/index.php\/wp-json\/wp\/v2\/comments?post=66"}],"version-history":[{"count":1,"href":"https:\/\/www.233xianyu.top\/index.php\/wp-json\/wp\/v2\/posts\/66\/revisions"}],"predecessor-version":[{"id":67,"href":"https:\/\/www.233xianyu.top\/index.php\/wp-json\/wp\/v2\/posts\/66\/revisions\/67"}],"wp:attachment":[{"href":"https:\/\/www.233xianyu.top\/index.php\/wp-json\/wp\/v2\/media?parent=66"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.233xianyu.top\/index.php\/wp-json\/wp\/v2\/categories?post=66"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.233xianyu.top\/index.php\/wp-json\/wp\/v2\/tags?post=66"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}