{"id":177109,"date":"2024-11-08T13:25:22","date_gmt":"2024-11-08T05:25:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/177109\/"},"modified":"2024-11-08T13:25:22","modified_gmt":"2024-11-08T05:25:22","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41044-sql%e7%8b%80%e6%85%8b%ef%bc%9a42000%ef%bc%88er_dbaccess_denied_error%ef%bc%89%e6%8b%92%e7%b5%95%e7%94%a8%e6%88%b6%ef%bc%85s","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/177109\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41044 &#8211; SQL\u72c0\u614b\uff1a42000\uff08ER_DBACCESS_DENIED_ERROR\uff09\u62d2\u7d55\u7528\u6236\u201c\uff05s\u201d@\u201c\uff05s\u201d\u8a2a\u554f\u6578\u64da\u5eab\u201c\uff05s\u201d"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41044-sql%e7%8b%80%e6%85%8b%ef%bc%9a42000%ef%bc%88er_dbaccess_denied_error%ef%bc%89-mROtvkGuwl\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41044 &#8211; SQL\u72c0\u614b\uff1a42000\uff08ER_DBACCESS_DENIED_ERROR\uff09<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u6642\uff0c\u60a8\u53ef\u80fd\u6703\u9047\u5230\u932f\u8aa41044\uff0c\u8a72\u932f\u8aa4\u7684SQL\u72c0\u614b\u70ba42000\uff0c\u986f\u793a\u4fe1\u606f\u70ba\u201c\u62d2\u7d55\u7528\u6236\u2018%s\u2019@\u2018%s\u2019\u8a2a\u554f\u6578\u64da\u5eab\u2018%s\u2019\u201d\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8868\u793a\u7576\u524d\u7528\u6236\u6c92\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u8a2a\u554f\u6307\u5b9a\u7684\u6578\u64da\u5eab\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%8e%9f%e5%9b%a0-mROtvkGuwl\">\u932f\u8aa4\u539f\u56e0<\/h2>\n<p>MySQL\u932f\u8aa41044\u7684\u4e3b\u8981\u539f\u56e0\u662f\u7528\u6236\u6b0a\u9650\u4e0d\u8db3\u3002\u9019\u53ef\u80fd\u662f\u7531\u65bc\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\u9020\u6210\u7684\uff1a<\/p>\n<ul>\n<li><strong>\u7528\u6236\u672a\u88ab\u6388\u4e88\u8a2a\u554f\u6b0a\u9650\uff1a<\/strong>\u7576\u60a8\u5275\u5efa\u4e00\u500b\u65b0\u7684\u6578\u64da\u5eab\u7528\u6236\u6642\uff0c\u9ed8\u8a8d\u60c5\u6cc1\u4e0b\u8a72\u7528\u6236\u4e0d\u6703\u81ea\u52d5\u7372\u5f97\u5c0d\u4efb\u4f55\u6578\u64da\u5eab\u7684\u8a2a\u554f\u6b0a\u9650\u3002<\/li>\n<li><strong>\u7528\u6236\u6b0a\u9650\u88ab\u64a4\u92b7\uff1a<\/strong>\u5982\u679c\u7528\u6236\u4e4b\u524d\u64c1\u6709\u8a2a\u554f\u6b0a\u9650\uff0c\u4f46\u5f8c\u4f86\u88ab\u64a4\u92b7\uff0c\u5247\u6703\u51fa\u73fe\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\u540d\u7a31\u932f\u8aa4\uff1a<\/strong>\u5982\u679c\u60a8\u5617\u8a66\u8a2a\u554f\u7684\u6578\u64da\u5eab\u540d\u7a31\u62fc\u5beb\u932f\u8aa4\uff0cMySQL\u4e5f\u6703\u62d2\u7d55\u8a2a\u554f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%aa%a2%e6%9f%a5%e7%94%a8%e6%88%b6%e6%ac%8a%e9%99%90-mROtvkGuwl\">\u6aa2\u67e5\u7528\u6236\u6b0a\u9650<\/h2>\n<p>\u8981\u89e3\u6c7a\u6b64\u554f\u984c\uff0c\u9996\u5148\u9700\u8981\u6aa2\u67e5\u7528\u6236\u7684\u6b0a\u9650\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u67e5\u770b\u7576\u524d\u7528\u6236\u7684\u6b0a\u9650\uff1a<\/p>\n<pre><code>SHOW GRANTS FOR 'username'@'host';<\/code><\/pre>\n<p>\u8acb\u5c07`username`\u548c`host`\u66ff\u63db\u70ba\u5be6\u969b\u7684\u7528\u6236\u540d\u548c\u4e3b\u6a5f\u540d\u3002\u9019\u5c07\u986f\u793a\u8a72\u7528\u6236\u64c1\u6709\u7684\u6240\u6709\u6b0a\u9650\u3002\u5982\u679c\u60a8\u767c\u73fe\u8a72\u7528\u6236\u6c92\u6709\u8a2a\u554f\u7279\u5b9a\u6578\u64da\u5eab\u7684\u6b0a\u9650\uff0c\u5247\u9700\u8981\u6388\u4e88\u76f8\u61c9\u7684\u6b0a\u9650\u3002<\/p>\n<h2 id=\"%e6%8e%88%e4%ba%88%e7%94%a8%e6%88%b6%e6%ac%8a%e9%99%90-mROtvkGuwl\">\u6388\u4e88\u7528\u6236\u6b0a\u9650<\/h2>\n<p>\u5982\u679c\u78ba\u5b9a\u7528\u6236\u7f3a\u5c11\u5fc5\u8981\u7684\u6b0a\u9650\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u547d\u4ee4\u4f86\u6388\u4e88\u8a2a\u554f\u6b0a\u9650\uff1a<\/p>\n<pre><code>GRANT ALL PRIVILEGES ON database_name.* TO 'username'@'host';<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c`database_name`\u662f\u60a8\u5e0c\u671b\u7528\u6236\u8a2a\u554f\u7684\u6578\u64da\u5eab\u540d\u7a31\uff0c`username`\u662f\u7528\u6236\u540d\uff0c`host`\u662f\u7528\u6236\u7684\u4e3b\u6a5f\u540d\u3002\u6388\u4e88\u6b0a\u9650\u5f8c\uff0c\u8acb\u8a18\u5f97\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\uff1a<\/p>\n<pre><code>FLUSH PRIVILEGES;<\/code><\/pre>\n<h2 id=\"%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e5%90%8d%e7%a8%b1-mROtvkGuwl\">\u6aa2\u67e5\u6578\u64da\u5eab\u540d\u7a31<\/h2>\n<p>\u5982\u679c\u60a8\u4ecd\u7136\u9047\u5230\u932f\u8aa4\uff0c\u8acb\u6aa2\u67e5\u60a8\u5617\u8a66\u8a2a\u554f\u7684\u6578\u64da\u5eab\u540d\u7a31\u662f\u5426\u6b63\u78ba\u3002\u78ba\u4fdd\u6c92\u6709\u62fc\u5beb\u932f\u8aa4\uff0c\u4e26\u4e14\u6578\u64da\u5eab\u78ba\u5be6\u5b58\u5728\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5217\u51fa\u6240\u6709\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>SHOW DATABASES;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-mROtvkGuwl\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u932f\u8aa41044\u901a\u5e38\u662f\u7531\u65bc\u7528\u6236\u6b0a\u9650\u4e0d\u8db3\u6216\u6578\u64da\u5eab\u540d\u7a31\u932f\u8aa4\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u7528\u6236\u6b0a\u9650\u3001\u6388\u4e88\u5fc5\u8981\u7684\u8a2a\u554f\u6b0a\u9650\u4ee5\u53ca\u78ba\u8a8d\u6578\u64da\u5eab\u540d\u7a31\u7684\u6b63\u78ba\u6027\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684\u6578\u64da\u5eab\u74b0\u5883\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u6258\u7ba1\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u66f4\u9ad8\u7684\u53ef\u7528\u6027\u548c\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9MySQL\u932f\u8aa41044\u7684\u65b9\u6cd5\uff0c\u5305\u62ec\u6aa2\u67e5\u7528\u6236\u6b0a\u9650\u3001\u4fee\u6539\u914d\u7f6e\u548c\u91cd\u65b0\u6388\u6b0a\uff0c\u5e6b\u52a9\u7528\u6236\u89e3\u6c7a\u6578\u64da\u5eab\u8a2a\u554f\u554f\u984c\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-177109","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177109","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=177109"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177109\/revisions"}],"predecessor-version":[{"id":177110,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177109\/revisions\/177110"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=177109"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=177109"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=177109"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}