{"id":177549,"date":"2024-11-08T15:04:19","date_gmt":"2024-11-08T07:04:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/177549\/"},"modified":"2024-11-08T15:04:19","modified_gmt":"2024-11-08T07:04:19","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41145-sqlstate-42000%ef%bc%88er_grant_wrong_host_or_user%ef%bc%89grant%e7%9a%84%e4%b8%bb%e6%a9%9f%e6%88%96%e7%94%a8%e6%88%b6%e5%8f%83","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/177549\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41145 – SQLSTATE: 42000\uff08ER_GRANT_WRONG_HOST_OR_USER\uff09GRANT\u7684\u4e3b\u6a5f\u6216\u7528\u6236\u53c3\u6578\u904e\u9577"},"content":{"rendered":"

\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41145 – SQLSTATE: 42000\uff08ER_GRANT_WRONG_HOST_OR_USER\uff09GRANT\u7684\u4e3b\u6a5f\u6216\u7528\u6236\u53c3\u6578\u904e\u9577<\/h1>\n

\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u932f\u8aa4\u4ee3\u78bc1145\uff0c\u8a72\u932f\u8aa4\u901a\u5e38\u8207\u6388\u6b0a\uff08GRANT\uff09\u547d\u4ee4\u6709\u95dc\u3002\u7576\u4f60\u5617\u8a66\u6388\u4e88\u7528\u6236\u67d0\u4e9b\u6b0a\u9650\u6642\uff0c\u82e5\u51fa\u73fe\u6b64\u932f\u8aa4\uff0c\u5247\u8868\u793a\u5728\u6388\u6b0a\u904e\u7a0b\u4e2d\u51fa\u73fe\u4e86\u554f\u984c\uff0c\u7279\u5225\u662f\u8207\u4e3b\u6a5f\u6216\u7528\u6236\u53c3\u6578\u7684\u9577\u5ea6\u6709\u95dc\u3002<\/p>\n

\u932f\u8aa41145\u7684\u539f\u56e0<\/h2>\n

\u932f\u8aa41145\u7684\u5177\u9ad4\u4fe1\u606f\u70ba\u201cSQLSTATE: 42000\uff08ER_GRANT_WRONG_HOST_OR_USER\uff09\u201d\uff0c\u9019\u610f\u5473\u8457\u5728\u57f7\u884cGRANT\u547d\u4ee4\u6642\uff0c\u6307\u5b9a\u7684\u7528\u6236\u6216\u4e3b\u6a5f\u53c3\u6578\u4e0d\u6b63\u78ba\u6216\u904e\u9577\u3002MySQL\u5c0d\u7528\u6236\u540d\u548c\u4e3b\u6a5f\u540d\u7684\u9577\u5ea6\u6709\u4e00\u5b9a\u7684\u9650\u5236\uff0c\u901a\u5e38\u7528\u6236\u540d\u7684\u6700\u5927\u9577\u5ea6\u70ba16\u500b\u5b57\u7b26\uff0c\u800c\u4e3b\u6a5f\u540d\u7684\u6700\u5927\u9577\u5ea6\u70ba60\u500b\u5b57\u7b26\u3002\u5982\u679c\u8d85\u904e\u9019\u4e9b\u9650\u5236\uff0c\u5c31\u6703\u5c0e\u81f4\u932f\u8aa41145\u7684\u767c\u751f\u3002<\/p>\n

\u5982\u4f55\u4fee\u5fa9\u932f\u8aa41145<\/h2>\n

\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u64cd\u4f5c\uff1a<\/p>\n

1. \u6aa2\u67e5\u7528\u6236\u540d\u548c\u4e3b\u6a5f\u540d\u7684\u9577\u5ea6<\/h3>\n

\u9996\u5148\uff0c\u60a8\u9700\u8981\u6aa2\u67e5\u60a8\u5728GRANT\u547d\u4ee4\u4e2d\u4f7f\u7528\u7684\u7528\u6236\u540d\u548c\u4e3b\u6a5f\u540d\u3002\u78ba\u4fdd\u5b83\u5011\u7684\u9577\u5ea6\u4e0d\u8d85\u904eMySQL\u7684\u9650\u5236\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u67e5\u770b\u7576\u524d\u7528\u6236\u7684\u8a2d\u7f6e\uff1a<\/p>\n

SELECT User, Host FROM mysql.user;<\/code><\/pre>\n
\u9019\u5c07\u5217\u51fa\u6240\u6709\u7528\u6236\u53ca\u5176\u5c0d\u61c9\u7684\u4e3b\u6a5f\uff0c\u60a8\u53ef\u4ee5\u6aa2\u67e5\u662f\u5426\u6709\u7528\u6236\u540d\u6216\u4e3b\u6a5f\u540d\u904e\u9577\u7684\u60c5\u6cc1\u3002<\/p>\n
2. \u4fee\u6539\u7528\u6236\u540d\u6216\u4e3b\u6a5f\u540d<\/h3>\n
\u5982\u679c\u767c\u73fe\u7528\u6236\u540d\u6216\u4e3b\u6a5f\u540d\u904e\u9577\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u4fee\u6539\u5b83\u5011\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u522a\u9664\u820a\u7528\u6236\u4e26\u5275\u5efa\u65b0\u7528\u6236\uff1a<\/p>\n
DROP USER '\u9577\u7528\u6236\u540d'@'\u9577\u4e3b\u6a5f\u540d';\nCREATE USER '\u65b0\u7528\u6236\u540d'@'\u65b0\u4e3b\u6a5f\u540d';<\/code><\/pre>\n
\u7136\u5f8c\uff0c\u60a8\u53ef\u4ee5\u91cd\u65b0\u57f7\u884cGRANT\u547d\u4ee4\u4f86\u6388\u4e88\u6b0a\u9650\u3002<\/p>\n
3. \u4f7f\u7528\u901a\u914d\u7b26<\/h3>\n
\u5982\u679c\u60a8\u9700\u8981\u6388\u4e88\u591a\u500b\u4e3b\u6a5f\u7684\u6b0a\u9650\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u901a\u914d\u7b26\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6388\u4e88\u6240\u6709\u4e3b\u6a5f\u7684\u8a2a\u554f\u6b0a\u9650\uff1a<\/p>\n
GRANT ALL PRIVILEGES ON database_name.* TO 'username'@'%';<\/code><\/pre>\n
\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u56e0\u70ba\u4e3b\u6a5f\u540d\u904e\u9577\u800c\u5c0e\u81f4\u7684\u932f\u8aa4\u3002<\/p>\n
\u793a\u4f8b<\/h2>\n
\u5047\u8a2d\u60a8\u60f3\u8981\u6388\u4e88\u7528\u6236\u201clong_username\u201d\u5728\u201clong_hostname\u201d\u7684\u6240\u6709\u6b0a\u9650\uff0c\u60a8\u53ef\u4ee5\u9996\u5148\u6aa2\u67e5\u7528\u6236\u540d\u548c\u4e3b\u6a5f\u540d\u7684\u9577\u5ea6\uff0c\u7136\u5f8c\u6839\u64da\u9700\u8981\u9032\u884c\u4fee\u6539\uff1a<\/p>\n
-- \u6aa2\u67e5\u7528\u6236\nSELECT User, Host FROM mysql.user;\n\n-- \u5982\u679c\u7528\u6236\u540d\u6216\u4e3b\u6a5f\u540d\u904e\u9577\uff0c\u5247\u522a\u9664\u4e26\u5275\u5efa\u65b0\u7528\u6236\nDROP USER 'long_username'@'long_hostname';\nCREATE USER 'short_user'@'localhost';\n\n-- \u6388\u4e88\u6b0a\u9650\nGRANT ALL PRIVILEGES ON database_name.* TO 'short_user'@'localhost';<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
MySQL\u932f\u8aa41145\u901a\u5e38\u662f\u7531\u65bc\u7528\u6236\u540d\u6216\u4e3b\u6a5f\u540d\u904e\u9577\u6240\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u7528\u6236\u548c\u4e3b\u6a5f\u7684\u9577\u5ea6\u3001\u4fee\u6539\u7528\u6236\u540d\u6216\u4e3b\u6a5f\u540d\uff0c\u4ee5\u53ca\u4f7f\u7528\u901a\u914d\u7b26\u4f86\u6388\u4e88\u6b0a\u9650\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u4e86\u89e3\u9019\u4e9b\u57fa\u672c\u7684\u6578\u64da\u5eab\u7ba1\u7406\u6280\u5de7\u5c0d\u65bc\u7dad\u8b77\u7a69\u5b9a\u7684\u6578\u64da\u5eab\u74b0\u5883\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n
\u5982\u679c\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc\u9999\u6e2fVPS<\/a>\u548c\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u548c\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4fee\u5fa9MySQL\u932f\u8aa41145\uff08ER_GRANT_WRONG_HOST_OR_USER\uff09\u7684\u65b9\u6cd5\uff0c\u89e3\u6c7aGRANT\u547d\u4ee4\u4e2d\u4e3b\u6a5f\u6216\u7528\u6236\u53c3\u6578\u904e\u9577\u7684\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-177549","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177549","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=177549"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177549\/revisions"}],"predecessor-version":[{"id":177550,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177549\/revisions\/177550"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=177549"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=177549"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=177549"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}