mysql8.0 windows dump备份文件为空,怎么解决

Question

1.数据库的确有文件

2.数据库备份语句:

@echo off  
set "Ymd=%date:~,4%%date:~5,2%%date:~8,2%"  
"C:\Program Files\MySQL\MySQL Server 8.0\bin"\mysqldump --defaults-extra-file=my.ini-uroot -proot  weibo> E:\spider\db_%Ymd%.sql 
@echo on  

3.最终结果:

 

Answer 1

是"C:\Program Files\MySQL\MySQL Server 8.0\bin\mysqldump" 吧