{"id":2303,"date":"2025-08-15T19:25:52","date_gmt":"2025-08-15T11:25:52","guid":{"rendered":"https:\/\/www.madbull.site\/?p=2303"},"modified":"2025-08-15T19:25:52","modified_gmt":"2025-08-15T11:25:52","slug":"mysql%e3%80%81mariadb%e4%bf%ae%e6%94%b9%e6%95%b0%e6%8d%ae%e5%ad%98%e5%82%a8%e8%b7%af%e5%be%84","status":"publish","type":"post","link":"https:\/\/www.madbull.site\/?p=2303","title":{"rendered":"mysql\u3001mariadb\u4fee\u6539\u6570\u636e\u5b58\u50a8\u8def\u5f84"},"content":{"rendered":"\n

mysql \u548c mariadb \u4fee\u6539 \u6570\u636e\u6587\u4ef6\u8def\u5f84\u7684\u65b9\u6cd5\u90fd\u4e00\u6837\u3002<\/p>\n\n\n\n

1\u3001\u5173\u95ed \u670d\u52a1<\/p>\n\n\n\n

systemctl stop mysql<\/code><\/p>\n\n\n\n

2\u3001\u627e\u5230 \u6570\u636e\u6587\u4ef6\u8def\u5f84\u5730\u5740\u3002\u9ed8\u8ba4\u5730\u5740\u4e00\u822c\u662f\uff1a\/var\/lib\/mysql\uff0c\u53ef\u4ee5\u7528\u4e0b\u8fb9\u7684\u65b9\u6cd5\u67e5\u627e\u3002<\/p>\n\n\n\n

grep datadir \/etc\/mysql\/* -r<\/code><\/p>\n\n\n\n

3\u3001\u590d\u5236\u6587\u4ef6\u5230\u76ee\u6807\u8def\u5f84\uff0c\u6ce8\u610f\uff1a\u590d\u5236\u9700\u8981\u5e26\u7740\u6587\u4ef6\u6743\u9650\uff0c\u9700\u8981\u6dfb\u52a0 -p \u53c2\u6570\u3002<\/p>\n\n\n\n

\u4f8b\u5982\uff0c\u4ece \/var\/lib\/mysql \u79fb\u52a8\u5230 \/data\/db\/mysql \uff1a<\/p>\n\n\n\n

cp -rfp \/var\/lib\/mysql \/data\/db\/<\/code><\/p>\n\n\n\n

4\u3001\u4fee\u6539 datadir \u7684\u914d\u7f6e\uff0c\u5982\u679c\u6ce8\u91ca\u4e86\uff0c\u9700\u8981\u628a\u6ce8\u91ca\u53bb\u6389\u3002\u6309\u7167\u7b2c\u4e09\u6b65\u7684\u4f8b\u5b50\uff0c\u5e94\u8be5\u6539\u6210\uff1a<\/p>\n\n\n\n

datadir = \/data\/db\/mysql<\/code><\/p>\n\n\n\n

5\u3001\u542f\u52a8 \u670d\u52a1\u5373\u53ef\u3002<\/p>\n\n\n\n

systemctl start mysql<\/code><\/p>\n","protected":false},"excerpt":{"rendered":"

mysql \u548c mariadb \u4fee\u6539 \u6570\u636e\u6587\u4ef6\u8def\u5f84\u7684\u65b9\u6cd5\u90fd\u4e00\u6837\u3002 1\u3001\u5173\u95ed \u670d\u52a1 systemctl stop […]<\/p>\n","protected":false},"author":1,"featured_media":53,"comment_status":"open","ping_status":"open","sticky":false,"template":"wp-custom-template-my","format":"standard","meta":{"footnotes":""},"categories":[116,5],"tags":[91,20],"class_list":["post-2303","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mysql","category-database","tag-mysql","tag-20"],"_links":{"self":[{"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/posts\/2303","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2303"}],"version-history":[{"count":1,"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/posts\/2303\/revisions"}],"predecessor-version":[{"id":2304,"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/posts\/2303\/revisions\/2304"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/media\/53"}],"wp:attachment":[{"href":"https:\/\/www.madbull.site\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2303"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2303"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2303"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}