{"id":66621,"date":"2024-10-14T19:10:17","date_gmt":"2024-10-14T11:10:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66621\/"},"modified":"2024-10-14T19:10:18","modified_gmt":"2024-10-14T11:10:18","slug":"mysql-%e9%8c%af%e8%aa%a4%e8%99%9f%ef%bc%9a3552%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_no_system_schema_access%ef%bc%9bsqlstate%ef%bc%9ahy000-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66621\/","title":{"rendered":"MySQL \u932f\u8aa4\u865f\uff1a3552\uff1b\u7b26\u865f\uff1aER_NO_SYSTEM_SCHEMA_ACCESS\uff1bSQLSTATE\uff1aHY000 \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"mysql-%e9%8c%af%e8%aa%a4%e8%99%9f%ef%bc%9a3552%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_no_system_schema_access%ef%bc%9bsqlstate%ef%bc%9ahy000-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-RijXqsvqCc\">MySQL \u932f\u8aa4\u865f\uff1a3552\uff1b\u7b26\u865f\uff1aER_NO_SYSTEM_SCHEMA_ACCESS\uff1bSQLSTATE\uff1aHY000 \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 MySQL \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\u4fbf\u662f\u932f\u8aa4\u865f 3552\uff0c\u7b26\u865f\u70ba ER_NO_SYSTEM_SCHEMA_ACCESS\uff0cSQLSTATE \u70ba HY000\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207\u7528\u6236\u6b0a\u9650\u6709\u95dc\uff0c\u7279\u5225\u662f\u5728\u5617\u8a66\u8a2a\u554f\u7cfb\u7d71\u67b6\u69cb\u6642\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u8a72\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%e5%88%86%e6%9e%90-RijXqsvqCc\">\u932f\u8aa4\u539f\u56e0\u5206\u6790<\/h2>\n<p>MySQL \u932f\u8aa4 3552 \u901a\u5e38\u51fa\u73fe\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u7528\u6236\u6c92\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u8a2a\u554f\u7cfb\u7d71\u67b6\u69cb\u3002<\/li>\n<li>\u6578\u64da\u5eab\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u5b58\u5728\u932f\u8aa4\uff0c\u5c0e\u81f4\u7cfb\u7d71\u67b6\u69cb\u7121\u6cd5\u6b63\u78ba\u52a0\u8f09\u3002<\/li>\n<li>MySQL \u7248\u672c\u4e0d\u517c\u5bb9\uff0c\u67d0\u4e9b\u529f\u80fd\u6216\u6b0a\u9650\u8a2d\u7f6e\u53ef\u80fd\u4e0d\u88ab\u652f\u6301\u3002<\/li>\n<\/ul>\n<p>\u7576\u7528\u6236\u5617\u8a66\u57f7\u884c\u67d0\u4e9b\u67e5\u8a62\u6216\u64cd\u4f5c\u6642\uff0c\u82e5\u6c92\u6709\u9069\u7576\u7684\u6b0a\u9650\uff0cMySQL \u6703\u8fd4\u56de\u6b64\u932f\u8aa4\u3002\u9019\u901a\u5e38\u767c\u751f\u5728\u4f7f\u7528 <code>INFORMATION_SCHEMA<\/code> \u6216 <code>performance_schema<\/code> \u9032\u884c\u67e5\u8a62\u6642\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-RijXqsvqCc\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u8981\u4fee\u5fa9 MySQL \u932f\u8aa4 3552\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e7%94%a8%e6%88%b6%e6%ac%8a%e9%99%90-RijXqsvqCc\">1. \u6aa2\u67e5\u7528\u6236\u6b0a\u9650<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u6aa2\u67e5\u7576\u524d\u7528\u6236\u7684\u6b0a\u9650\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u67e5\u770b\u7528\u6236\u7684\u6b0a\u9650\uff1a<\/p>\n<pre><code>SHOW GRANTS FOR 'your_username'@'your_host';<\/code><\/pre>\n<p>\u5982\u679c\u767c\u73fe\u7528\u6236\u7f3a\u5c11\u5fc5\u8981\u7684\u6b0a\u9650\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6388\u4e88\u6b0a\u9650\uff1a<\/p>\n<pre><code>GRANT SELECT ON *.* TO 'your_username'@'your_host';<\/code><\/pre>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5-mysql-%e9%85%8d%e7%bd%ae-RijXqsvqCc\">2. \u6aa2\u67e5 MySQL \u914d\u7f6e<\/h3>\n<p>\u5982\u679c\u6b0a\u9650\u8a2d\u7f6e\u6b63\u78ba\uff0c\u4f46\u4ecd\u7136\u51fa\u73fe\u932f\u8aa4\uff0c\u5247\u9700\u8981\u6aa2\u67e5 MySQL \u7684\u914d\u7f6e\u6587\u4ef6\uff08\u901a\u5e38\u662f <code>my.cnf<\/code> \u6216 <code>my.ini<\/code>\uff09\u3002\u78ba\u4fdd\u4ee5\u4e0b\u8a2d\u7f6e\u6b63\u78ba\uff1a<\/p>\n<ul>\n<li><code>skip-name-resolve<\/code>\uff1a\u5982\u679c\u555f\u7528\uff0c\u8acb\u78ba\u4fdd\u7528\u6236\u540d\u548c\u4e3b\u6a5f\u540d\u6b63\u78ba\u3002<\/li>\n<li><code>default_authentication_plugin<\/code>\uff1a\u78ba\u4fdd\u4f7f\u7528\u7684\u8eab\u4efd\u9a57\u8b49\u63d2\u4ef6\u8207\u7528\u6236\u7684\u8a2d\u7f6e\u76f8\u7b26\u3002<\/li>\n<\/ul>\n<h3 id=\"3-%e6%9b%b4%e6%96%b0-mysql-%e7%89%88%e6%9c%ac-RijXqsvqCc\">3. \u66f4\u65b0 MySQL \u7248\u672c<\/h3>\n<p>\u5982\u679c\u60a8\u4f7f\u7528\u7684 MySQL \u7248\u672c\u8f03\u820a\uff0c\u5efa\u8b70\u5347\u7d1a\u5230\u6700\u65b0\u7248\u672c\u3002\u65b0\u7248\u672c\u901a\u5e38\u6703\u4fee\u5fa9\u5df2\u77e5\u7684\u932f\u8aa4\u548c\u5b89\u5168\u6f0f\u6d1e\u3002\u60a8\u53ef\u4ee5\u8a2a\u554f MySQL \u7684\u5b98\u65b9\u7db2\u7ad9\u4e0b\u8f09\u6700\u65b0\u7248\u672c\u3002<\/p>\n<h3 id=\"4-%e9%87%8d%e6%96%b0%e5%95%9f%e5%8b%95-mysql-%e6%9c%8d%e5%8b%99-RijXqsvqCc\">4. \u91cd\u65b0\u555f\u52d5 MySQL \u670d\u52d9<\/h3>\n<p>\u5728\u9032\u884c\u4efb\u4f55\u66f4\u6539\u5f8c\uff0c\u8acb\u52d9\u5fc5\u91cd\u65b0\u555f\u52d5 MySQL \u670d\u52d9\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u91cd\u65b0\u555f\u52d5\u670d\u52d9\uff1a<\/p>\n<pre><code>sudo systemctl restart mysql<\/code><\/pre>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86%e5%bb%ba%e8%ad%b0-RijXqsvqCc\">\u9060\u7a0b\u8655\u7406\u5efa\u8b70<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u9060\u7a0b\u8655\u7406 MySQL \u932f\u8aa4\u3002\u9019\u53ef\u4ee5\u901a\u904e SSH \u9023\u63a5\u5230\u4f3a\u670d\u5668\u4f86\u5b8c\u6210\u3002\u78ba\u4fdd\u60a8\u64c1\u6709\u9069\u7576\u7684 SSH \u8a2a\u554f\u6b0a\u9650\uff0c\u7136\u5f8c\u6309\u7167\u4e0a\u8ff0\u6b65\u9a5f\u9032\u884c\u6545\u969c\u6392\u9664\u3002<\/p>\n<p>\u5982\u679c\u60a8\u7121\u6cd5\u89e3\u6c7a\u554f\u984c\uff0c\u5efa\u8b70\u5c0b\u6c42\u5c08\u696d\u7684\u6280\u8853\u652f\u6301\u3002\u8a31\u591a VPS \u63d0\u4f9b\u5546\u90fd\u63d0\u4f9b\u6280\u8853\u652f\u6301\u670d\u52d9\uff0c\u53ef\u4ee5\u5e6b\u52a9\u60a8\u5feb\u901f\u89e3\u6c7a\u554f\u984c\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-RijXqsvqCc\">\u7e3d\u7d50<\/h2>\n<p>MySQL \u932f\u8aa4\u865f 3552 \u662f\u4e00\u500b\u5e38\u898b\u7684\u554f\u984c\uff0c\u901a\u5e38\u8207\u7528\u6236\u6b0a\u9650\u6709\u95dc\u3002\u901a\u904e\u6aa2\u67e5\u7528\u6236\u6b0a\u9650\u3001\u914d\u7f6e\u6587\u4ef6\u548c MySQL \u7248\u672c\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5982\u679c\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\uff0c\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u670d\u52d9\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u60a8\u7684\u6578\u64da\u5eab\u904b\u884c\u7a69\u5b9a\u4e14\u9ad8\u6548\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a MySQL \u932f\u8aa4\u865f 3552 (ER_NO_SYSTEM_SCHEMA_ACCESS) \u7684\u6545\u969c\uff0c\u63d0\u4f9b\u9060\u7a0b\u8655\u7406\u65b9\u6848\uff0c\u78ba\u4fdd\u7cfb\u7d71\u6b63\u5e38\u904b\u884c\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-66621","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66621","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=66621"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66621\/revisions"}],"predecessor-version":[{"id":66622,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66621\/revisions\/66622"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66621"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66621"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66621"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}