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排除 MySQL 技術疑難問題
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=== 錯誤 1044 (42000): 拒絕使用者 'USER'@'localhost' 存取資料庫 'DATABASE_NAME' === 訊息:{{kbd | key=<nowiki>錯誤 1044 (42000): 拒絕使用者 'USER'@'localhost' 存取資料庫 'DATABASE_NAME'</nowiki>}} <pre> pv file.sql.gz | gunzip | mysql -u USER -p --host=127.0.0.1 --default_character_set utf8 DATABASE_NAME </pre> 解決方案: * 檢查指定使用者名稱和資料庫名稱的權限 <pre> $ mysql -u USER -p --host=127.0.0.1 輸入密碼: mysql> use DATABASE_NAME </pre> 訊息:{{kbd | key=<nowiki>mysqldump: 執行 LOCK TABLES 時出錯: 1044: 拒絕使用者 'USER'@'localhost' 存取資料庫 'DATABASE_NAME'</nowiki>}} <pre> $ mysqldump -h 127.0.0.1 -u USER -p DATABASE_NAME TABLE_NAME > TABLE_NAME.sql </pre> 解決方案: * 如果無法給予使用者權限,添加 mysqldump 選項 {{kbd | key=<nowiki>--skip-lock-tables</nowiki>}} <ref>[https://stackoverflow.com/questions/7415698/skip-lock-tables-and-mysqldump mysql - 跳過鎖定表和 mysqldump - Stack Overflow]</ref>。 <pre> $ mysqldump -h 127.0.0.1 -u USER -p --skip-lock-tables DATABASE_NAME TABLE_NAME > TABLE_NAME.sql </pre>
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