mysql导入时出现"ERROR at line : Unknown command '\''."的解决办法

本文介绍在使用mysqldump和mysql命令进行数据库备份和恢复时遇到的字符集问题及解决方法。通过添加--default-character-set=utf8参数,可以避免因字符集不匹配导致的未知命令错误。

使用mysqldump -uroot -p123456 databases > /home/databases.sql 进行备份

在使用mysql -uroot -p123456 databases < /home/databases.sql 进行mysql恢复的时候,出现如下报错。

ERROR at line **: Unknown command ‘\0’.

上述错误,是因为导出时字符集的问题,解决方法如下:–default-character-set=utf8

在导入时加上mysql -uroot -p123456 --default-character-set=utf8 databases < /home/databases.sql ,就可以了。
下面这样写也可以
mysql -uroot -p --default-character-set=utf8 database < /home/databases.sql

导入报错D:\Users\mengs\AppData\Roaming\DBeaverData\drivers\clients\mysql_8\win\mysql.exe -u ****** --host=localhost --port=3306 --init-command=SET SESSION FOREIGN_KEY_CHECKS=0; xy_insight 任务 'MySQL 恢复' 开始于 Tue May 27 11:38:19 CST 2025 ERROR at line 2230: Unknown command '\''. 任务 'MySQL 恢复' 结束于 Tue May 27 11:38:21 CST 2025 2025-05-27 11:38:21.681 - IO error: Process failed (exit code = 1). See error log. 2025-05-27 11:38:21.681 - java.io.IOException: Process failed (exit code = 1). See error log. at org.jkiss.dbeaver.tasks.nativetool.AbstractNativeToolHandler.validateErrorCode(AbstractNativeToolHandler.java:264) at org.jkiss.dbeaver.tasks.nativetool.AbstractNativeToolHandler.executeProcess(AbstractNativeToolHandler.java:242) at org.jkiss.dbeaver.tasks.nativetool.AbstractNativeToolHandler.doExecute(AbstractNativeToolHandler.java:285) at org.jkiss.dbeaver.ext.mysql.tasks.MySQLNativeToolHandler.doExecute(MySQLNativeToolHandler.java:47) at org.jkiss.dbeaver.tasks.nativetool.AbstractNativeToolHandler.lambda$0(AbstractNativeToolHandler.java:88) at org.jkiss.dbeaver.runtime.RunnableContextDelegate.lambda$0(RunnableContextDelegate.java:39) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:124) D:\db\mysql\mysql-5.7.44-winx64\bin\mysql.exe -u ****** --host=localhost --port=3306 --init-command=SET SESSION FOREIGN_KEY_CHECKS=0; xy_insight 任务 'MySQL 恢复' 开始于 Tue May 27 11:39:00 CST 2025 ERROR at line 2230: Unknown command '\''. 任务 'MySQL 恢复' 结束于 Tue May 27 11:39:02 CST 2025 2025-05-27 11:39:02.329 - IO error: Process failed (exit code = 1). See error log. 2025-05-27 11:39:02.329 - java.io.IOException: Process failed (exit code = 1). See error log. at org.jkiss.dbeaver.tasks.nativetool.AbstractNativeToolHandler.validateErrorCode(AbstractNativeToolHandler.java:264) at org.jkiss.dbeaver.tasks.nativetool.AbstractNativeToolHandler.executeProcess(AbstractNativeToolHandler.java:242) at org.jkiss.dbeaver.tasks.nativetool.AbstractNativeToolHandler.doExecute(AbstractNativeToolHandler.java:285) at org.jkiss.dbeaver.ext.mysql.tasks.MySQLNativeToolHandler.doExecute(MySQLNativeToolHandler.java:47) at org.jkiss.dbeaver.tasks.nativetool.AbstractNativeToolHandler.lambda$0(AbstractNativeToolHandler.java:88) at org.jkiss.dbeaver.runtime.RunnableContextDelegate.lambda$0(RunnableContextDelegate.java:39) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:124)
最新发布
05-28
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