in mysql workbench im trying to execute

```
delete from basic_info where rollno>3; 

```

this query but im getting this message 

> 
> Error Code: 1175. You are using safe update mode and you tried to
>  update a table without a WHERE that uses a KEY column To disable safe
>  mode, toggle the option in Preferences -> SQL Editor and reconnect.
> 
> 
>