{"id":213,"date":"2026-02-01T17:18:40","date_gmt":"2026-02-01T09:18:40","guid":{"rendered":"http:\/\/47.100.165.17\/wordpress\/?p=213"},"modified":"2026-02-01T17:18:40","modified_gmt":"2026-02-01T09:18:40","slug":"%e3%80%90mysql%e3%80%91-root-%e5%af%86%e7%a0%81%e5%bf%98%e4%ba%86%e6%80%8e%e4%b9%88%e5%8a%9e%ef%bc%9f%e8%b6%85%e8%af%a6%e7%bb%86%e9%87%8d%e7%bd%ae%e6%ad%a5%e9%aa%a4%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/yunyanglib.cn\/?p=213","title":{"rendered":"\u3010MySQL\u3011 root \u5bc6\u7801\u5fd8\u4e86\u600e\u4e48\u529e\uff1f\u8d85\u8be6\u7ec6\u91cd\u7f6e\u6b65\u9aa4\u6559\u7a0b"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u95ee\u9898\u63cf\u8ff0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u4f7f\u7528&nbsp;MySQL&nbsp;\u6570\u636e\u5e93\u65f6\uff0c\u82e5\u4e0d\u614e\u5fd8\u8bb0 root \u8d26\u6237\u7684\u767b\u5f55\u5bc6\u7801\uff0c\u4f1a\u5bfc\u81f4\u65e0\u6cd5\u6b63\u5e38\u767b\u5f55\u6570\u636e\u5e93\uff0c\u5f71\u54cd\u540e\u7eed\u64cd\u4f5c\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u901a\u8fc7\u4fee\u6539\u914d\u7f6e\u3001\u91cd\u7f6e\u5bc6\u7801\u7b49\u6b65\u9aa4\uff0c\u89e3\u51b3 MySQL root \u5bc6\u7801\u9057\u5fd8\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u95ee\u9898\u89e3\u51b3<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\uff0c\u6dfb\u52a0\u8df3\u8fc7\u6743\u9650\u9a8c\u8bc1\u7684\u53c2\u6570<\/strong><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u9996\u5148\u9700\u8981\u4fee\u6539 MySQL \u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u4e34\u65f6\u8df3\u8fc7\u6743\u9650\u9a8c\u8bc1\uff0c\u4ee5\u4fbf\u65e0\u5bc6\u7801\u767b\u5f55\u6570\u636e\u5e93\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 vim \u7f16\u8f91\u5668\u6253\u5f00 MySQL \u914d\u7f6e\u6587\u4ef6\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>vim \/data\/mysql\/conf\/my.cnf <\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5728\u914d\u7f6e\u6587\u4ef6\u7684<code>[mysqld]<\/code>\u6a21\u5757\u4e0b\u6dfb\u52a0\u4ee5\u4e0b\u53c2\u6570\uff08\u7528\u4e8e\u8df3\u8fc7\u6743\u9650\u9a8c\u8bc1\uff09\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>skip-grant-tables<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"http:\/\/47.100.165.17\/wordpress\/wp-content\/uploads\/2026\/02\/image.png\" alt=\"\" class=\"wp-image-214\"\/><\/figure>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u91cd\u542f MySQL \u670d\u52a1\uff0c\u4f7f\u914d\u7f6e\u751f\u6548<\/strong><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u6dfb\u52a0\u53c2\u6570\u540e\uff0c\u9700\u91cd\u542f MySQL \u670d\u52a1\uff0c\u8ba9\u65b0\u914d\u7f6e\u751f\u6548\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/etc\/init.d\/mysql.server restart<\/code><\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u4ee5\u514d\u5bc6\u7801\u65b9\u5f0f\u767b\u5f55 MySQL<\/strong><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u914d\u7f6e\u751f\u6548\u540e\uff0c\u53ef\u76f4\u63a5\u65e0\u5bc6\u7801\u767b\u5f55 root \u8d26\u6237\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql -uroot -p<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6267\u884c\u4e0a\u8ff0\u547d\u4ee4\u540e\uff0c\u7cfb\u7edf\u4f1a\u63d0\u793a\u8f93\u5165\u5bc6\u7801\uff0c\u6b64\u65f6\u76f4\u63a5\u6309\u56de\u8f66\uff08\u65e0\u9700\u8f93\u5165\u5bc6\u7801\uff09\u5373\u53ef\u767b\u5f55\u3002<\/p>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li><strong>\u6e05\u7a7a root \u8d26\u6237\u539f\u5bc6\u7801\uff08\u89e3\u51b3\u76f4\u63a5\u6539\u5bc6\u62a5\u9519\u95ee\u9898\uff09<\/strong><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u767b\u5f55\u540e\u82e5\u76f4\u63a5\u4f7f\u7528<code>ALTER USER<\/code>\u547d\u4ee4\u4fee\u6539\u5bc6\u7801\uff0c\u4f1a\u56e0\u6743\u9650\u9a8c\u8bc1\u88ab\u8df3\u8fc7\u800c\u62a5\u9519\u3002\u56e0\u6b64\u9700\u5148\u901a\u8fc7\u4fee\u6539\u7528\u6237\u8868\uff0c\u5c06 root \u5bc6\u7801\u8bbe\u4e3a\u7a7a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>update mysql.user set authentication_string = '' where user = 'root' and host='localhost';<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">5. <strong>\u79fb\u9664\u8df3\u8fc7\u6743\u9650\u9a8c\u8bc1\u7684\u53c2\u6570\uff0c\u91cd\u542f\u670d\u52a1<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b8c\u6210\u5bc6\u7801\u6e05\u7a7a\u540e\uff0c\u9700\u6062\u590d MySQL \u7684\u6743\u9650\u9a8c\u8bc1\u673a\u5236\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u91cd\u65b0\u6253\u5f00\u914d\u7f6e\u6587\u4ef6\uff0c\u5220\u9664\u4e4b\u524d\u6dfb\u52a0\u7684<code>skip-grant-tables<\/code>\u53c2\u6570\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>vim \/data\/mysql\/conf\/my.cnf <\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uff08\u5728&nbsp;vim&nbsp;\u7f16\u8f91\u6a21\u5f0f\u4e0b\uff0c\u5b9a\u4f4d\u5230\u8be5\u53c2\u6570\u884c\uff0c\u6309dd\u5220\u9664\uff09<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u518d\u6b21\u91cd\u542f MySQL \u670d\u52a1\uff0c\u4f7f\u914d\u7f6e\u6062\u590d\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>\/etc\/init.d\/mysql.server restart<\/code><\/pre>\n\n\n\n<ol start=\"6\" class=\"wp-block-list\">\n<li><strong>\u4f7f\u7528\u7a7a\u5bc6\u7801\u767b\u5f55\uff0c\u91cd\u65b0\u8bbe\u7f6e root \u5bc6\u7801<\/strong><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u65f6 MySQL \u5df2\u6062\u590d\u6743\u9650\u9a8c\u8bc1\uff0c\u53ef\u4f7f\u7528\u7a7a\u5bc6\u7801\u767b\u5f55 root \u8d26\u6237\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql -uroot -p<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uff08\u8f93\u5165\u5bc6\u7801\u65f6\u76f4\u63a5\u6309\u56de\u8f66\uff0c\u56e0\u6b65\u9aa4 4 \u5df2\u5c06\u5bc6\u7801\u8bbe\u4e3a\u7a7a\uff09<br>\u767b\u5f55\u540e\uff0c\u901a\u8fc7<code>ALTER USER<\/code>\u547d\u4ee4\u8bbe\u7f6e\u65b0\u5bc6\u7801\uff08\u4ee5<code>dup81Gcda2<\/code>\u4e3a\u4f8b\uff09\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>alter user user() identified by 'dup81Gcda2';<\/code><\/pre>\n\n\n\n<ol start=\"7\" class=\"wp-block-list\">\n<li><strong>\u9a8c\u8bc1\u65b0\u5bc6\u7801\u662f\u5426\u751f\u6548<\/strong><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f7f\u7528\u65b0\u5bc6\u7801\u91cd\u65b0\u767b\u5f55 MySQL\uff0c\u786e\u8ba4\u5bc6\u7801\u4fee\u6539\u6210\u529f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql -uroot -p<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"http:\/\/47.100.165.17\/wordpress\/wp-content\/uploads\/2026\/02\/image-1.png\" alt=\"\" class=\"wp-image-216\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8f93\u5165\u521a\u8bbe\u7f6e\u7684\u65b0\u5bc6\u7801<code>dup81Gcda2<\/code>\uff0c\u82e5\u80fd\u6b63\u5e38\u767b\u5f55\uff0c\u5219\u8bf4\u660e\u95ee\u9898\u5df2\u89e3\u51b3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u5373\u53ef\u6210\u529f\u91cd\u7f6e MySQL root \u8d26\u6237\u7684\u5bc6\u7801\uff0c\u6062\u590d\u6570\u636e\u5e93\u7684\u6b63\u5e38\u767b\u5f55\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u4f7f\u7528\u00a0MySQL\u00a0\u6570\u636e\u5e93\u65f6\uff0c\u82e5\u4e0d\u614e\u5fd8\u8bb0 root \u8d26\u6237\u7684\u767b\u5f55\u5bc6\u7801\uff0c\u4f1a\u5bfc\u81f4\u65e0\u6cd5\u6b63\u5e38\u767b\u5f55\u6570\u636e\u5e93\uff0c\u5f71\u54cd\u540e\u7eed\u64cd\u4f5c\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u901a\u8fc7\u4fee\u6539\u914d\u7f6e\u3001\u91cd\u7f6e\u5bc6\u7801\u7b49\u6b65\u9aa4\uff0c\u89e3\u51b3 MySQL root \u5bc6\u7801\u9057\u5fd8\u7684\u95ee\u9898\u3002<\/p>\n","protected":false},"author":1,"featured_media":218,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[16],"class_list":["post-213","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mysql","tag-mysql"],"_links":{"self":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/213","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=213"}],"version-history":[{"count":3,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/213\/revisions"}],"predecessor-version":[{"id":219,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/213\/revisions\/219"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/media\/218"}],"wp:attachment":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=213"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=213"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=213"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}