{"id":177889,"date":"2024-11-08T16:24:32","date_gmt":"2024-11-08T08:24:32","guid":{"rendered":"https:\/\/server.hk\/cnblog\/177889\/"},"modified":"2024-11-08T16:24:33","modified_gmt":"2024-11-08T08:24:33","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41226-sqlstate-42000-er_user_limit_reached-%e7%94%a8%e6%88%b6s%e5%b7%b2%e8%b6%85%e5%87%bas%e8%b3%87%e6%ba%90%ef%bc%88%e7%95%b6","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/177889\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41226 &#8211; SQLSTATE: 42000 (ER_USER_LIMIT_REACHED) \u7528\u6236&#8217;%s&#8217;\u5df2\u8d85\u51fa&#8217;%s&#8217;\u8cc7\u6e90\uff08\u7576\u524d\u503c\uff1a%ld\uff09"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41226-sqlstate-42000-er_user_limit_reached-XIxWHoecOo\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41226 &#8211; SQLSTATE: 42000 (ER_USER_LIMIT_REACHED)<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u6642\uff0c\u60a8\u53ef\u80fd\u6703\u9047\u5230\u932f\u8aa4\u4ee3\u78bc1226\uff0c\u8a72\u932f\u8aa4\u7684\u5177\u9ad4\u4fe1\u606f\u70ba\u201cSQLSTATE: 42000 (ER_USER_LIMIT_REACHED) \u7528\u6236&#8217;%s&#8217;\u5df2\u8d85\u51fa&#8217;%s&#8217;\u8cc7\u6e90\uff08\u7576\u524d\u503c\uff1a%ld\uff09\u201d\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8868\u793a\u7576\u524d\u7528\u6236\u5df2\u7d93\u9054\u5230\u4e86\u5176\u8cc7\u6e90\u9650\u5236\uff0c\u7121\u6cd5\u518d\u9032\u884c\u66f4\u591a\u7684\u64cd\u4f5c\u3002\u672c\u6587\u5c07\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-XIxWHoecOo\">\u932f\u8aa4\u539f\u56e0<\/h2>\n<p>MySQL\u7684\u7528\u6236\u8cc7\u6e90\u9650\u5236\u662f\u70ba\u4e86\u9632\u6b62\u55ae\u500b\u7528\u6236\u904e\u5ea6\u6d88\u8017\u7cfb\u7d71\u8cc7\u6e90\uff0c\u5f9e\u800c\u5f71\u97ff\u5176\u4ed6\u7528\u6236\u7684\u6027\u80fd\u3002\u9019\u4e9b\u9650\u5236\u53ef\u4ee5\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6700\u5927\u9023\u63a5\u6578<\/li>\n<li>\u6700\u5927\u67e5\u8a62\u6578<\/li>\n<li>\u6700\u5927\u66f4\u65b0\u6578<\/li>\n<li>\u6700\u5927\u57f7\u884c\u6642\u9593<\/li>\n<\/ul>\n<p>\u7576\u7528\u6236\u9054\u5230\u9019\u4e9b\u9650\u5236\u6642\uff0cMySQL\u5c07\u62d2\u7d55\u9032\u4e00\u6b65\u7684\u8acb\u6c42\uff0c\u4e26\u8fd4\u56de\u932f\u8aa41226\u3002\u9019\u901a\u5e38\u767c\u751f\u5728\u9ad8\u6d41\u91cf\u7684\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u6216\u8005\u7576\u7528\u6236\u7684\u67e5\u8a62\u6548\u7387\u4e0d\u9ad8\u6642\u3002<\/p>\n<h2 id=\"%e6%aa%a2%e6%9f%a5%e7%95%b6%e5%89%8d%e8%b3%87%e6%ba%90%e9%99%90%e5%88%b6-XIxWHoecOo\">\u6aa2\u67e5\u7576\u524d\u8cc7\u6e90\u9650\u5236<\/h2>\n<p>\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u9996\u5148\u9700\u8981\u6aa2\u67e5\u7576\u524d\u7528\u6236\u7684\u8cc7\u6e90\u9650\u5236\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u67e5\u770b\u7576\u524d\u7528\u6236\u7684\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>SHOW GRANTS FOR 'your_username'@'your_host';<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u8a72\u7528\u6236\u7684\u6b0a\u9650\u548c\u9650\u5236\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u9700\u8981\u8abf\u6574\u9019\u4e9b\u9650\u5236\u3002<\/p>\n<h2 id=\"%e8%aa%bf%e6%95%b4%e7%94%a8%e6%88%b6%e8%b3%87%e6%ba%90%e9%99%90%e5%88%b6-XIxWHoecOo\">\u8abf\u6574\u7528\u6236\u8cc7\u6e90\u9650\u5236<\/h2>\n<p>\u5982\u679c\u60a8\u767c\u73fe\u7528\u6236\u7684\u8cc7\u6e90\u9650\u5236\u904e\u4f4e\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u4f86\u8abf\u6574\u9019\u4e9b\u9650\u5236\uff1a<\/p>\n<ol>\n<li>\u4ee5\u5177\u6709\u8db3\u5920\u6b0a\u9650\u7684\u7528\u6236\u767b\u9304MySQL\u3002<\/li>\n<li>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u4fee\u6539\u7528\u6236\u7684\u8cc7\u6e90\u9650\u5236\uff1a<\/li>\n<\/ol>\n<pre><code>GRANT USAGE ON *.* TO 'your_username'@'your_host' WITH MAX_CONNECTIONS 100 MAX_QUERIES_PER_HOUR 500;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5c07\u6700\u5927\u9023\u63a5\u6578\u8a2d\u7f6e\u70ba100\uff0c\u6700\u5927\u67e5\u8a62\u6578\u8a2d\u7f6e\u70ba500\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u5be6\u969b\u9700\u6c42\u8abf\u6574\u9019\u4e9b\u6578\u503c\u3002<\/p>\n<h2 id=\"%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2%e5%92%8c%e6%87%89%e7%94%a8%e7%a8%8b%e5%ba%8f-XIxWHoecOo\">\u512a\u5316\u67e5\u8a62\u548c\u61c9\u7528\u7a0b\u5e8f<\/h2>\n<p>\u9664\u4e86\u8abf\u6574\u8cc7\u6e90\u9650\u5236\u5916\uff0c\u512a\u5316\u67e5\u8a62\u548c\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u4e5f\u662f\u89e3\u6c7a\u6b64\u554f\u984c\u7684\u6709\u6548\u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u512a\u5316\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u7d22\u5f15\u4f86\u52a0\u901f\u67e5\u8a62\u3002<\/li>\n<li>\u907f\u514d\u4f7f\u7528SELECT *\uff0c\u800c\u662f\u9078\u64c7\u9700\u8981\u7684\u5217\u3002<\/li>\n<li>\u5b9a\u671f\u6e05\u7406\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u3002<\/li>\n<li>\u4f7f\u7528\u7de9\u5b58\u6280\u8853\u4f86\u6e1b\u5c11\u5c0d\u6578\u64da\u5eab\u7684\u8acb\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%9b%a3%e6%8e%a7%e8%b3%87%e6%ba%90%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-XIxWHoecOo\">\u76e3\u63a7\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1<\/h2>\n<p>\u70ba\u4e86\u9632\u6b62\u672a\u4f86\u518d\u6b21\u51fa\u73fe\u6b64\u932f\u8aa4\uff0c\u5efa\u8b70\u5b9a\u671f\u76e3\u63a7\u6578\u64da\u5eab\u7684\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528MySQL\u7684\u6027\u80fd\u76e3\u63a7\u5de5\u5177\uff0c\u5982MySQL Workbench\u6216\u5176\u4ed6\u7b2c\u4e09\u65b9\u5de5\u5177\uff0c\u4f86\u8ddf\u8e2a\u7528\u6236\u7684\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ca\u6642\u8abf\u6574\u914d\u7f6e\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-XIxWHoecOo\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u932f\u8aa41226\u901a\u5e38\u662f\u7531\u65bc\u7528\u6236\u9054\u5230\u4e86\u5176\u8cc7\u6e90\u9650\u5236\u3002\u901a\u904e\u6aa2\u67e5\u548c\u8abf\u6574\u7528\u6236\u7684\u8cc7\u6e90\u9650\u5236\u3001\u512a\u5316\u67e5\u8a62\u548c\u61c9\u7528\u7a0b\u5e8f\u6027\u80fd\uff0c\u4ee5\u53ca\u5b9a\u671f\u76e3\u63a7\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u6027\u80fd\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">VPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u5728\u9ad8\u6d41\u91cf\u60c5\u6cc1\u4e0b\u4ecd\u7136\u80fd\u5920\u5e73\u7a69\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9MySQL\u932f\u8aa41226 (ER_USER_LIMIT_REACHED) \u7684\u65b9\u6cd5\uff0c\u5e6b\u52a9\u7528\u6236\u89e3\u6c7a\u8cc7\u6e90\u8d85\u9650\u554f\u984c\uff0c\u6062\u5fa9\u6578\u64da\u5eab\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-177889","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177889","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=177889"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177889\/revisions"}],"predecessor-version":[{"id":177890,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177889\/revisions\/177890"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=177889"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=177889"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=177889"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}