{"id":39798,"date":"2024-11-26T12:59:37","date_gmt":"2024-11-26T04:59:37","guid":{"rendered":"https:\/\/fwq.ai\/blog\/39798\/"},"modified":"2024-11-26T12:59:37","modified_gmt":"2024-11-26T04:59:37","slug":"%e5%a6%82%e4%bd%95%e8%a7%a3%e5%86%b3mysql%e6%9c%ac%e5%9c%b0%e7%99%bb%e9%99%86%e4%b8%8d%e8%83%bd%e7%99%bb%e5%bd%95%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/39798\/","title":{"rendered":"\u5982\u4f55\u89e3\u51b3mysql\u672c\u5730\u767b\u9646\u4e0d\u80fd\u767b\u5f55\u7684\u95ee\u9898"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173064367929693.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u89e3\u51b3mysql\u672c\u5730\u767b\u9646\u4e0d\u80fd\u767b\u5f55\u7684\u95ee\u9898\u63d2\u56fe\" alt=\"\u5982\u4f55\u89e3\u51b3mysql\u672c\u5730\u767b\u9646\u4e0d\u80fd\u767b\u5f55\u7684\u95ee\u9898\u63d2\u56fe\" \/><\/p>\n<p>\u5728MySQL\u6570\u636e\u5e93\u4e2d\uff0c\u4f7f\u7528select user();\u67e5\u770b\u5f53\u524d\u767b\u9646\u7528\u6237\u3002mysql\u4e2dhost\u5b57\u6bb5\u7684%\u4e0elocalhost\u4e0d\u662f\u8c01\u5305\u62ec\u8c01\u7684\u95ee\u9898\uff0c\u662f\u7531\u7cbe\u786e\u5230\u6a21\u7cca\u8fdb\u884c\u5339\u914d\u7684\u3002<\/p>\n<p><strong>\u8bf4\u660e<\/strong>  <\/p>\n<p>\u5f53\u7528\u6237\u4ece\u5ba2\u6237\u7aef\u8bf7\u6c42\u767b\u9646\u65f6\uff0cMySQL\u5c06\u6388\u6743\u8868\u4e2d\u7684\u6761\u76ee\u4e0e\u5ba2\u6237\u7aef\u6240\u63d0\u4f9b\u7684\u6761\u76ee\u8fdb\u884c\u6bd4\u8f83\uff0c\u5305\u62ec\u7528\u6237\u7684\u7528\u6237\u540d\uff0c\u5bc6\u7801\u548c\u4e3b\u673a\u3002\u6388\u6743\u8868\u4e2d\u7684Host\u5b57\u6bb5\u662f\u53ef\u4ee5\u4f7f\u7528\u901a\u914d\u7b26\u4f5c\u4e3a\u6a21\u5f0f\u8fdb\u884c\u5339\u914d\u7684\uff0c\u5982test.example.com, %.example.com, %.com\u548c%\u90fd\u53ef\u4ee5\u5339\u914dtest.example.com\u8fd9\u4e2a\u4e3b\u673a\u3002\u6388\u6743\u8868\u4e2d\u7684User\u5b57\u6bb5\u4e0d\u5141\u8bb8\u4f7f\u7528\u6a21\u5f0f\u5339\u914d\uff0c\u4f46\u662f\u53ef\u4ee5\u6709\u4e00\u4e2a\u7a7a\u5b57\u7b26\u7684\u7528\u6237\u540d\u4ee3\u8868\u533f\u540d\u7528\u6237\uff0c\u5e76\u4e14\u7a7a\u5b57\u7b26\u4e32\u53ef\u4ee5\u5339\u914d\u6240\u6709\u7684\u7528\u6237\u540d\uff0c\u5c31\u50cf\u901a\u914d\u7b26\u4e00\u6837\u3002 \u5f53user\u8868\u4e2d\u7684Host\u548cUser\u6709\u591a\u4e2a\u503c\u53ef\u4ee5\u5339\u914d\u5ba2\u6237\u7aef\u63d0\u4f9b\u7684\u4e3b\u673a\u548c\u7528\u6237\u540d\u65f6\uff0cMySQL\u5c06user\u8868\u8bfb\u5165\u5185\u5b58\uff0c\u5e76\u4e14\u6309\u7167\u4e00\u5b9a\u89c4\u5219\u6392\u5e8f\uff0c\u6309\u7167\u6392\u5e8f\u89c4\u5219\u8bfb\u53d6\u5230\u7684\u7b2c\u4e00\u4e2a\u5339\u914d\u5ba2\u6237\u7aef\u7528\u6237\u540d\u548c\u4e3b\u673a\u540d\u7684\u6761\u76ee\u5bf9\u5ba2\u6237\u7aef\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002<\/p>\n<p><strong>\u6392\u5e8f\u89c4\u5219<\/strong>  <\/p>\n<p>1.\u5bf9\u4e8eHost\u5b57\u6bb5\uff0c\u6309\u7167\u5339\u914d\u7684\u7cbe\u786e\u7a0b\u5ea6\u8fdb\u884c\u6392\u5e8f\uff0c\u8d8a\u7cbe\u786e\u7684\u6392\u5e8f\u8d8a\u524d\uff0c\u4f8b\u5982\u5f53\u5339\u914dtest.example.com\u8fd9\u4e2a\u4e3b\u673a\u65f6, %.example.com\u6bd4%.com\u66f4\u7cbe\u786e\uff0c\u800ctest.example.com\u6bd4%.example.com\u66f4\u7cbe\u786e\u3002<br \/> 2.\u5bf9\u4e8eUser\u5b57\u6bb5\uff0c\u975e\u7a7a\u7684\u5b57\u7b26\u4e32\u7528\u6237\u540d\u6bd4\u7a7a\u5b57\u7b26\u4e32\u5339\u914d\u7684\u7528\u6237\u540d\u6392\u5e8f\u66f4\u9760\u524d\u3002 User\u548cHost\u5b57\u6bb5\u90fd\u6709\u591a\u4e2a\u5339\u914d\u503c\uff0cMySQL\u4f7f\u7528\u4e3b\u673a\u540d\u6392\u5e8f\u6700\u524d\u7684\u6761\u76ee\uff0c\u5728\u4e3b\u673a\u540d\u5b57\u6bb5\u76f8\u540c\u65f6\u518d\u9009\u53d6\u7528\u6237\u540d\u6392\u5e8f\u66f4\u524d\u7684\u6761\u76ee\u3002\u56e0\u6b64\uff0c\u5982\u679cUser\u548cHost\u5b57\u6bb5\u90fd\u6709\u591a\u4e2a\u5339\u914d\u503c\uff0c\u4e3b\u673a\u540d\u6700\u7cbe\u786e\u5339\u914d\u7684\u6761\u76ee\u88ab\u7528\u6237\u5bf9\u7528\u6237\u8fdb\u884c\u8ba4\u8bc1\u3002<\/p>\n<p><strong>\u8f6c\u89d2\u9047\u5230\u7231<\/strong>  <\/p>\n<p>\u4eca\u5929\u5076\u9047\u4e86%\u4e0d\u80fd\u5728\u672c\u5730\u767b\u5f55\u7684\u95ee\u9898\u3002<br \/> \u5b98\u65b9\u8bf4%\u4e0d\u5305\u62eclocalhost\u3002%\u662f\u5339\u914d\u6240\u6709host\u7684\u4e3b\u673a\u7684\uff0c\u4f46\u662fMySQL\u7684user\u5339\u914dhost\u662f\u4ece\u5177\u4f53\u5230\u6a21\u7cca\u7684\uff0c\u6240\u4ee5\u5982\u679c\u6709localhost\u6216127.0.0.1\u5b58\u5728\uff0c\u5c31\u4e0d\u4f1a\u53bb\u5339\u914d%\u8fd9\u4e2a\u7528\u6237\u4e86\u3002<br \/> \u4f46\u662f\u4e3a\u4f55\u672c\u5730mysql -uXXX \u53ef\u4ee5\u76f4\u63a5\u767b\u5f55\uff0c\u800cmysql -uXXX -pxxxxxx\u5374\u767b\u5f55\u4e0d\u4e86?<br \/> \u7b54\uff1a\u67e5\u770bmysql\u5e93\u7684user\u8868\uff0c\u53d1\u73b0host\u4e3alocalhost\uff0c\u7528\u6237\u4e3aXXX\u7684password\u4e3a\u7a7a\uff1b\u800chost\u4e3a%\uff0c\u7528\u6237\u4e3aXXX\u7684password\u4e0d\u4e3a\u7a7a\u3002<br \/> \u4f7f\u7528XXX\u5728\u672c\u673a\u767b\u5f55\u6570\u636e\u65f6\uff0c\u4e0d\u6307\u5b9a-h\u53c2\u6570\u9ed8\u8ba4\u4e3alocalhost\u4e3b\u673a\u767b\u5f55\uff0c\u800c\u5728MySQL\u4e2d\u6709\u4e24\u4e2a\u5339\u914d\u7684\u6761\u76ee\uff1a@\u2019%\u2019 \u548c \u201d@\u2019localhost\u2019\uff0c\u6839\u636e\u5339\u914d\u89c4\u5219\uff0c\u7531\u7cbe\u786e\u5230\u6a21\u7cca\uff0c\u4e8e\u662f\u5148\u5339\u914d\u4e0a\u4e86host=localhost\u8fd9\u6761\uff0c\u4e8e\u662f\u5224\u65ad\u5176\u5bc6\u7801\u4e3a\u7a7a\u3002<br \/> \u533f\u540d\u7528\u6237\u80fd\u591f\u5339\u914d\u7684\u539f\u56e0\u4e0a\u9762\u8bf4\u8fc7\uff0c\u7a7a\u5b57\u7b26\u4e32\u53ef\u4ee5\u5339\u914d\u6240\u6709\u7684\u7528\u6237\u540d\uff0c\u5c31\u50cf\u901a\u914d\u7b26\u4e00\u6837\u3002<br \/> \u6839\u636eMySQL\u8ba4\u8bc1\u65f6\u7684\u6392\u5e8f\u89c4\u5219\uff0c\u7b2c\u4e00\u4e2a\u6761\u76ee\u7684\u7528\u6237\u540d\u6392\u5e8f\u66f4\u524d\uff0c\u7b2c\u4e8c\u4e2a\u6761\u76ee\u7684\u4e3b\u673a\u540d\u66f4\u7cbe\u786e\uff0c\u6392\u5e8f\u66f4\u524d\u3002<br \/> \u800cMySQL\u4f1a\u4f18\u5148\u4f7f\u7528\u4e3b\u673a\u540d\u6392\u5e8f\u7b2c\u4e00\u7684\u6761\u76ee\u8fdb\u884c\u8eab\u4efd\u8ba4\u8bc1\uff0c\u56e0\u6b64\u201d@\u2019localhost\u2019\u88ab\u7528\u6237\u5bf9\u5ba2\u6237\u7aef\u8fdb\u884c\u8ba4\u8bc1\u3002\u56e0\u6b64\uff0c\u53ea\u6709\u4f7f\u7528\u533f\u540d\u7528\u6237\u7684\u7a7a\u5bc6\u7801\u624d\u80fd\u767b\u5f55\u8fdb\u6570\u636e\u5e93\u3002\u5c31\u4f1a\u51fa\u73b0\u4e0b\u9762\u7684\u60c5\u51b5\u4e86\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u89e3\u51b3mysql\u672c\u5730\u767b\u9646\u4e0d\u80fd\u767b\u5f55\u7684\u95ee\u9898\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728MySQL\u6570\u636e\u5e93\u4e2d\uff0c\u4f7f\u7528select user();\u67e5\u770b\u5f53\u524d\u767b\u9646\u7528\u6237\u3002mysql\u4e2dhost\u5b57\u6bb5\u7684%\u4e0elocalhost\u4e0d\u662f\u8c01\u5305\u62ec\u8c01\u7684\u95ee\u9898\uff0c\u662f\u7531\u7cbe\u786e\u5230\u6a21\u7cca\u8fdb\u884c\u5339\u914d\u7684\u3002 \u8bf4\u660e \u5f53\u7528\u6237\u4ece\u5ba2\u6237\u7aef\u8bf7\u6c42\u767b\u9646\u65f6\uff0cMySQL\u5c06\u6388\u6743\u8868\u4e2d\u7684\u6761\u76ee\u4e0e\u5ba2\u6237\u7aef\u6240\u63d0\u4f9b\u7684\u6761\u76ee\u8fdb\u884c\u6bd4\u8f83\uff0c\u5305\u62ec\u7528\u6237\u7684\u7528\u6237\u540d\uff0c\u5bc6\u7801\u548c\u4e3b\u673a\u3002\u6388\u6743\u8868\u4e2d\u7684Host\u5b57\u6bb5\u662f\u53ef\u4ee5\u4f7f\u7528\u901a\u914d\u7b26\u4f5c\u4e3a\u6a21\u5f0f\u8fdb\u884c\u5339\u914d\u7684\uff0c\u5982test.example.com, %.example.com, %.com\u548c%\u90fd\u53ef\u4ee5\u5339\u914dtest.example.com\u8fd9\u4e2a\u4e3b\u673a\u3002\u6388\u6743\u8868\u4e2d\u7684User\u5b57\u6bb5\u4e0d\u5141\u8bb8\u4f7f\u7528\u6a21\u5f0f\u5339\u914d\uff0c\u4f46\u662f\u53ef\u4ee5\u6709\u4e00\u4e2a\u7a7a\u5b57\u7b26\u7684\u7528\u6237\u540d\u4ee3\u8868\u533f\u540d\u7528\u6237\uff0c\u5e76\u4e14\u7a7a\u5b57\u7b26\u4e32\u53ef\u4ee5\u5339\u914d\u6240\u6709\u7684\u7528\u6237\u540d\uff0c\u5c31\u50cf\u901a\u914d\u7b26\u4e00\u6837\u3002 \u5f53user\u8868\u4e2d\u7684Host\u548cUser\u6709\u591a\u4e2a\u503c\u53ef\u4ee5\u5339\u914d\u5ba2\u6237\u7aef\u63d0\u4f9b\u7684\u4e3b\u673a\u548c\u7528\u6237\u540d\u65f6\uff0cMySQL\u5c06user\u8868\u8bfb\u5165\u5185\u5b58\uff0c\u5e76\u4e14\u6309\u7167\u4e00\u5b9a\u89c4\u5219\u6392\u5e8f\uff0c\u6309\u7167\u6392\u5e8f\u89c4\u5219\u8bfb\u53d6\u5230\u7684\u7b2c\u4e00\u4e2a\u5339\u914d\u5ba2\u6237\u7aef\u7528\u6237\u540d\u548c\u4e3b\u673a\u540d\u7684\u6761\u76ee\u5bf9\u5ba2\u6237\u7aef\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002 \u6392\u5e8f\u89c4\u5219 1.\u5bf9\u4e8eHost\u5b57\u6bb5\uff0c\u6309\u7167\u5339\u914d\u7684\u7cbe\u786e\u7a0b\u5ea6\u8fdb\u884c\u6392\u5e8f\uff0c\u8d8a\u7cbe\u786e\u7684\u6392\u5e8f\u8d8a\u524d\uff0c\u4f8b\u5982\u5f53\u5339\u914dtest.example.com\u8fd9\u4e2a\u4e3b\u673a\u65f6, %.example.com\u6bd4%.com\u66f4\u7cbe\u786e\uff0c\u800ctest.example.com\u6bd4%.example.com\u66f4\u7cbe\u786e\u3002 2.\u5bf9\u4e8eUser\u5b57\u6bb5\uff0c\u975e\u7a7a\u7684\u5b57\u7b26\u4e32\u7528\u6237\u540d\u6bd4\u7a7a\u5b57\u7b26\u4e32\u5339\u914d\u7684\u7528\u6237\u540d\u6392\u5e8f\u66f4\u9760\u524d\u3002 User\u548cHost\u5b57\u6bb5\u90fd\u6709\u591a\u4e2a\u5339\u914d\u503c\uff0cMySQL\u4f7f\u7528\u4e3b\u673a\u540d\u6392\u5e8f\u6700\u524d\u7684\u6761\u76ee\uff0c\u5728\u4e3b\u673a\u540d\u5b57\u6bb5\u76f8\u540c\u65f6\u518d\u9009\u53d6\u7528\u6237\u540d\u6392\u5e8f\u66f4\u524d\u7684\u6761\u76ee\u3002\u56e0\u6b64\uff0c\u5982\u679cUser\u548cHost\u5b57\u6bb5\u90fd\u6709\u591a\u4e2a\u5339\u914d\u503c\uff0c\u4e3b\u673a\u540d\u6700\u7cbe\u786e\u5339\u914d\u7684\u6761\u76ee\u88ab\u7528\u6237\u5bf9\u7528\u6237\u8fdb\u884c\u8ba4\u8bc1\u3002 \u8f6c\u89d2\u9047\u5230\u7231 \u4eca\u5929\u5076\u9047\u4e86%\u4e0d\u80fd\u5728\u672c\u5730\u767b\u5f55\u7684\u95ee\u9898\u3002 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