{"id":66821,"date":"2024-10-14T20:55:16","date_gmt":"2024-10-14T12:55:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66821\/"},"modified":"2024-10-14T20:55:16","modified_gmt":"2024-10-14T12:55:16","slug":"mysql-%e9%8c%af%e8%aa%a4%e8%99%9f%ef%bc%9a3878%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_second_password_cannot_be_empty%ef%bc%9bsqlstate%ef%bc%9ahy000-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66821\/","title":{"rendered":"MySQL \u932f\u8aa4\u865f\uff1a3878\uff1b\u7b26\u865f\uff1aER_SECOND_PASSWORD_CANNOT_BE_EMPTY\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%9a3878%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_second_password_cannot_be_empty%ef%bc%9bsqlstate%ef%bc%9ahy000-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae-qNzGcWFESO\">MySQL \u932f\u8aa4\u865f\uff1a3878\uff1b\u7b26\u865f\uff1aER_SECOND_PASSWORD_CANNOT_BE_EMPTY\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 3878\uff0c\u7b26\u865f\u70ba ER_SECOND_PASSWORD_CANNOT_BE_EMPTY\uff0cSQLSTATE \u70ba HY000\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u7528\u6236\u5617\u8a66\u8a2d\u7f6e\u6216\u66f4\u6539\u7528\u6236\u5bc6\u78bc\u6642\uff0c\u5c24\u5176\u662f\u5728\u4f7f\u7528 MySQL \u7684 <code>ALTER USER<\/code> \u8a9e\u53e5\u6642\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%8e%9f%e5%9b%a0-qNzGcWFESO\">\u932f\u8aa4\u539f\u56e0<\/h2>\n<p>\u8a72\u932f\u8aa4\u7684\u4e3b\u8981\u539f\u56e0\u662f\u7528\u6236\u5728\u8a2d\u7f6e\u7b2c\u4e8c\u5bc6\u78bc\u6642\u672a\u63d0\u4f9b\u4efb\u4f55\u503c\u3002MySQL \u5141\u8a31\u7528\u6236\u8a2d\u7f6e\u4e00\u500b\u4e3b\u5bc6\u78bc\u548c\u4e00\u500b\u53ef\u9078\u7684\u7b2c\u4e8c\u5bc6\u78bc\uff0c\u7b2c\u4e8c\u5bc6\u78bc\u7684\u76ee\u7684\u662f\u589e\u5f37\u5b89\u5168\u6027\u3002\u5982\u679c\u5728\u8a2d\u7f6e\u904e\u7a0b\u4e2d\u672a\u63d0\u4f9b\u7b2c\u4e8c\u5bc6\u78bc\uff0c\u5247\u6703\u89f8\u767c\u6b64\u932f\u8aa4\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9%e9%8c%af%e8%aa%a4-qNzGcWFESO\">\u5982\u4f55\u4fee\u5fa9\u932f\u8aa4<\/h2>\n<p>\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u5728\u8a2d\u7f6e\u7528\u6236\u7684\u7b2c\u4e8c\u5bc6\u78bc\u6642\u63d0\u4f9b\u6709\u6548\u7684\u503c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6b65\u9a5f\u548c\u793a\u4f8b\uff0c\u5e6b\u52a9\u60a8\u89e3\u6c7a\u6b64\u554f\u984c\uff1a<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-1%ef%bc%9a%e6%aa%a2%e6%9f%a5%e7%94%a8%e6%88%b6%e8%a8%ad%e7%bd%ae-qNzGcWFESO\">\u6b65\u9a5f 1\uff1a\u6aa2\u67e5\u7528\u6236\u8a2d\u7f6e<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u6aa2\u67e5\u7576\u524d\u7528\u6236\u7684\u8a2d\u7f6e\uff1a<\/p>\n<pre><code>SELECT user, host, authentication_string FROM mysql.user WHERE user = 'your_username';<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u7528\u6236\u7684\u7576\u524d\u5bc6\u78bc\u8a2d\u7f6e\uff0c\u5305\u62ec\u4e3b\u5bc6\u78bc\u548c\u7b2c\u4e8c\u5bc6\u78bc\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-2%ef%bc%9a%e4%bd%bf%e7%94%a8-alter-user-%e8%aa%9e%e5%8f%a5%e8%a8%ad%e7%bd%ae%e5%af%86%e7%a2%bc-qNzGcWFESO\">\u6b65\u9a5f 2\uff1a\u4f7f\u7528 ALTER USER \u8a9e\u53e5\u8a2d\u7f6e\u5bc6\u78bc<\/h3>\n<p>\u5982\u679c\u60a8\u9700\u8981\u8a2d\u7f6e\u6216\u66f4\u6539\u7528\u6236\u7684\u7b2c\u4e8c\u5bc6\u78bc\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u53e5\uff1a<\/p>\n<pre><code>ALTER USER 'your_username'@'your_host' IDENTIFIED WITH mysql_native_password BY 'your_password' SECONDARY 'your_second_password';<\/code><\/pre>\n<p>\u8acb\u78ba\u4fdd\u5728 <code>SECONDARY<\/code> \u90e8\u5206\u63d0\u4f9b\u6709\u6548\u7684\u7b2c\u4e8c\u5bc6\u78bc\u3002\u5982\u679c\u60a8\u4e0d\u60f3\u8a2d\u7f6e\u7b2c\u4e8c\u5bc6\u78bc\uff0c\u53ef\u4ee5\u7701\u7565\u8a72\u90e8\u5206\uff1a<\/p>\n<pre><code>ALTER USER 'your_username'@'your_host' IDENTIFIED WITH mysql_native_password BY 'your_password';<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-3%ef%bc%9a%e6%aa%a2%e6%9f%a5-mysql-%e7%89%88%e6%9c%ac-qNzGcWFESO\">\u6b65\u9a5f 3\uff1a\u6aa2\u67e5 MySQL \u7248\u672c<\/h3>\n<p>\u6709\u6642\u5019\uff0c\u932f\u8aa4\u53ef\u80fd\u8207 MySQL \u7684\u7248\u672c\u6709\u95dc\u3002\u78ba\u4fdd\u60a8\u4f7f\u7528\u7684\u662f\u6700\u65b0\u7248\u672c\u7684 MySQL\uff0c\u56e0\u70ba\u67d0\u4e9b\u820a\u7248\u672c\u53ef\u80fd\u5b58\u5728\u5df2\u77e5\u7684\u932f\u8aa4\u6216\u4e0d\u652f\u6301\u67d0\u4e9b\u529f\u80fd\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5 MySQL \u7248\u672c\uff1a<\/p>\n<pre><code>SELECT VERSION();<\/code><\/pre>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-qNzGcWFESO\">\u9060\u7a0b\u8655\u7406<\/h2>\n<p>\u5982\u679c\u60a8\u7121\u6cd5\u76f4\u63a5\u8a2a\u554f MySQL \u4f3a\u670d\u5668\uff0c\u5247\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u9060\u7a0b\u8655\u7406\u5de5\u5177\u4f86\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u8a31\u591a\u7ba1\u7406\u5de5\u5177\uff08\u5982 phpMyAdmin \u6216 MySQL Workbench\uff09\u90fd\u63d0\u4f9b\u4e86\u7528\u6236\u7ba1\u7406\u7684\u5716\u5f62\u754c\u9762\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u9019\u4e9b\u5de5\u5177\u8f15\u9b06\u8a2d\u7f6e\u7528\u6236\u7684\u5bc6\u78bc\u548c\u5176\u4ed6\u5c6c\u6027\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qNzGcWFESO\">\u7e3d\u7d50<\/h2>\n<p>MySQL \u932f\u8aa4\u865f 3878 \u662f\u4e00\u500b\u5e38\u898b\u7684\u932f\u8aa4\uff0c\u901a\u5e38\u7531\u65bc\u672a\u63d0\u4f9b\u7b2c\u4e8c\u5bc6\u78bc\u800c\u5f15\u8d77\u3002\u901a\u904e\u6aa2\u67e5\u7528\u6236\u8a2d\u7f6e\u3001\u6b63\u78ba\u4f7f\u7528 <code>ALTER USER<\/code> \u8a9e\u53e5\u4ee5\u53ca\u78ba\u4fdd MySQL \u7248\u672c\u66f4\u65b0\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5982\u679c\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a MySQL \u932f\u8aa4\u865f 3878\uff1aER_SECOND_PASSWORD_CANNOT_BE_EMPTY\uff0c\u63d0\u4f9b\u6545\u969c\u4fee\u5fa9\u548c\u9060\u7a0b\u8655\u7406\u6307\u5357\uff0c\u52a9\u60a8\u5feb\u901f\u6062\u5fa9\u6578\u64da\u5eab\u529f\u80fd\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-66821","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66821","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=66821"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66821\/revisions"}],"predecessor-version":[{"id":66822,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66821\/revisions\/66822"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66821"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66821"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}