1、问题出现原因

Task execution failed  原因：  Error executing process；

ERROR at line 1264: Unknown command '\\'.

Task 'MySQL restore' finished at Tue Feb 21 16:18:20 CST 2023
2023-02-21 16:18:20.906 - IO error: Process failed (exit code = 1). See error log.
2023-02-21 16:18:20.907 - java.io.IOException: Process failed (exit code = 1). See error log.
	at org.jkiss.dbeaver.tasks.nativetool.AbstractNativeToolHandler.validateErrorCode(AbstractNativeToolHandler.java:230)
	at org.jkiss.dbeaver.tasks.nativetool.AbstractNativeToolHandler.executeProcess(AbstractNativeToolHandler.java:210)
	at org.jkiss.dbeaver.tasks.nativetool.AbstractNativeToolHandler.doExecute(AbstractNativeToolHandler.java:270)
	at org.jkiss.dbeaver.ext.mysql.tasks.MySQLNativeToolHandler.doExecute(MySQLNativeToolHandler.java:47)
	at org.jkiss.dbeaver.tasks.nativetool.AbstractNativeToolHandler.lambda$0(AbstractNativeToolHandler.java:76)
	at org.jkiss.dbeaver.runtime.RunnableContextDelegate.lambda$0(RunnableContextDelegate.java:39)
	at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:122)

2、问题出现原因

mysql 默认以 gbk 编码连接数据库，之前导出备份文件是 utf8 编码，编码不一致导致错误。

3、解决方案

在执行脚本之前配置一下，加上指定编码执行即可。

--default-character-set=utf8mb4