It doesn't work either because USE command is scoped to a batch.

>The only way I have found to do this is by executing everything into a command:
>
>

>DECLARE @Command nvarchar(max)
>DECLARE @DestinationDatabase char(40)
>
>SET @DestinationDatabase='Test'
>
>SET @Command='USE '+@DestinationDatabase
>
>EXECUTE(@Command)
>

>
>If someone has a simpler way, please, let us know.