{"id":3186,"date":"2018-02-24T10:24:59","date_gmt":"2018-02-24T02:24:59","guid":{"rendered":"http:\/\/cn.hostease.com\/xueyuan\/?p=3186"},"modified":"2025-01-26T16:36:54","modified_gmt":"2025-01-26T08:36:54","slug":"mysql%e5%ae%98%e6%96%b9%e6%ba%90%e4%bb%8e8-0-3%e7%9b%b4%e6%8e%a5yum%e5%8d%87%e7%ba%a7%e5%88%b08-0-4%e5%90%8e%e6%97%a0%e6%b3%95%e5%90%af%e5%8a%a8","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/xueyuan\/uncategorized\/mysql%e5%ae%98%e6%96%b9%e6%ba%90%e4%bb%8e8-0-3%e7%9b%b4%e6%8e%a5yum%e5%8d%87%e7%ba%a7%e5%88%b08-0-4%e5%90%8e%e6%97%a0%e6%b3%95%e5%90%af%e5%8a%a8\/","title":{"rendered":"MySQL\u5b98\u65b9\u6e90\u4ece8.0.3\u76f4\u63a5yum\u5347\u7ea7\u52308.0.4\u540e\u65e0\u6cd5\u542f\u52a8"},"content":{"rendered":"

\u670d\u52a1\u5668\u73af\u5883\uff1aCentOS 7.4.14<\/p>\n

\u95ee\u9898\uff1aMySQL\u65e0\u6cd5\u6b63\u5e38\u542f\u52a8<\/p>\n

\u67e5\u770b\u65e5\u5fd7<\/p>\n

2018-02-23T02:10:08.371209Z 0 [System] [MY-010116] \/usr\/sbin\/mysqld (mysqld 8.0.4-rc-log) starting as process 27702 …
\n2018-02-23T02:10:08.737713Z 1 [ERROR] [MY-011096] No data dictionary version number found.
\n2018-02-23T02:10:08.737989Z 0 [ERROR] [MY-010020] Data Dictionary initialization failed.
\n2018-02-23T02:10:08.738038Z 0 [ERROR] [MY-010119] Aborting<\/p>\n

\u540e\u6765\u53d1\u73b0\uff0c\u5347\u7ea7\u540e\u9ed8\u8ba4\u542f\u7528\u4e86caching_sha2_password\u8eab\u4efd\u8ba4\u8bc1\u673a\u5236\uff0c\u4ee5\u524d\u7684\u6570\u636e\u662f\u4e0d\u80fd\u76f4\u63a5\u8fd0\u884c\u7684\u3002<\/p>\n

\u53ea\u80fd\u5148\u6062\u590d\u539f\u7248\u672c\uff0c\u5c06\u6570\u636e\u4ece\u539f\u7248\u672c\u5bfc\u51fa\uff0c\u91cd\u65b0\u5bfc\u5165\u4f7f\u7528\uff0c\u6216\u518d\u5347\u7ea7\u5bfc\u5165\u3002<\/p>\n

\u4e00\u3001\u5378\u8f7dMySQL8.0.4<\/strong><\/p>\n

\u5907\u4efd\u6570\u636e<\/p>\n

mv \/var\/lib\/{mysql,mysql.bak}
\nchown -R mysql:mysql \/var\/lib\/mysql.bak
\nchmod 755 -R\u00a0 \/var\/lib\/mysql.bak<\/p>\n

\u76f4\u63a5yum\u5378\u8f7d<\/p>\n

rpm -qa|grep ‘^mysql’<\/p>\n

\u7136\u540e\u5c06\u67e5\u8be2\u51fa\u76848.0.4\u7684\u5305\u5168\u90e8yum\u5378\u8f7d<\/p>\n

\u4e8c\u3001\u5b89\u88c5MySQL8.0.3<\/p>\n

\u4ece\u5b98\u65b9\u4e0b\u8f7d 8.0.3<\/p>\n

\u4e0b\u8f7d\u6253\u5305\u7248mysql-8.0.3-0.1.rc.el7.x86_64.rpm-bundle.tar<\/p>\n

\u89e3\u538b<\/p>\n

tar -xvf mysql-8.0.3-0.1.rc.el7.x86_64.rpm-bundle.tar<\/p>\n

\u7136\u540e\u4f9d\u6b21\u5b89\u88c5common\u3001libs\u3001client\u3001server<\/p>\n

rpm -ivh mysql-community-common-8.0.3-0.1.rc.el7.x86_64.rpm
\nrpm -ivh mysql-community-libs-8.0.3-0.1.rc.el7.x86_64.rpm
\nrpm -ivh mysql-community-client-8.0.3-0.1.rc.el7.x86_64.rpm
\nrpm -ivh mysql-community-server-8.0.3-0.1.rc.el7.x86_64.rpm<\/p>\n

\u542f\u52a8mysql<\/p>\n

systemctl start msyqld.service<\/p>\n

\u6b64\u65f6\/var\/lib\/\u91cd\u65b0\u751f\u6210\u4e86\u4e00\u4e2a\u65b0\u7684mysql\u6587\u4ef6\u5939<\/p>\n

\u4e09\u3001\u6570\u636e\u5bfc\u51fa<\/strong><\/p>\n

\u4fee\u6539\/etc\/my.cnf\u6307\u5411\u65e7\u6570\u636e<\/p>\n

[mysqld]
\ninnodb_force_recovery = 6
\ndatadir=\/var\/lib\/mysql.bak<\/p>\n

Forcing InnoDB Recovery\u63d0\u4f9b\u4e866\u4e2a\u7b49\u7ea7\u7684\u4fee\u590d\u6a21\u5f0f<\/p>\n

\u5168\u5e93\u5bfc\u51fa\uff1a
\nmysqldump -uroot -p –all-databases > \/home\/sqlfile.sql<\/p>\n

\u56db\u3001\u6570\u636e\u6062\u590d<\/strong><\/p>\n

\u4fee\u6539\/etc\/my.cnf\u6570\u636e\u8def\u5f84\uff0c\u53bb\u6389\u4fee\u590d\u6a21\u5f0f\uff0c\u4fee\u590d\u6a21\u5f0f\u4e0b\u4e0d\u53ef\u5199<\/p>\n

[mysqld]
\ndatadir=\/var\/lib\/mysql<\/p>\n

\u67e5\u770b\u4e34\u65f6\u5bc6\u7801<\/p>\n

[root@soft]# cat \/var\/log\/mysqld.log|grep password
\n2018-02-23T08:06:36.785974Z 5 [Note] A temporary password is generated for root@localhost: Leyk2qO_75ER<\/p>\n

\u7528\u4e34\u65f6\u5bc6\u7801\u767b\u5f55mysql\uff0c\u4fee\u6539\u5bc6\u7801<\/p>\n

\u653e\u5f03\u5347\u7ea7\uff0c\u76f4\u63a5\u5bfc\u5165\u6570\u636e<\/p>\n

mysql -uroot -p<\/p>\n

mysql>GRANT ALL PRIVILEGES ON *.* TO ‘root’@’localhost’ IDENTIFIED BY ‘abcdef@’ WITH GRANT OPTION;
\nmysql>flush privileges;
\nmysql>source \/home\/sqlfile.sql;<\/p>\n

\u91cd\u542f\u540e\uff0c\u4e00\u5207\u6b63\u5e38\u3002\u5347\u7ea7\u524d\u4e00\u5b9a\u8981\u5907\u4efd,\u4e00\u5b9a\u8981\u7ecf\u5e38\u5907\u4efd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u670d\u52a1\u5668\u73af\u5883\uff1aCentOS 7.4.14 \u95ee\u9898\uff1aMySQL\u65e0\u6cd5\u6b63\u5e38\u542f\u52a8 \u67e5\u770b\u65e5\u5fd7 2018-02-23T02:1 … \u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3186","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/3186","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/comments?post=3186"}],"version-history":[{"count":2,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/3186\/revisions"}],"predecessor-version":[{"id":9872,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/3186\/revisions\/9872"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=3186"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=3186"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=3186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}