Test-recovery went wrong. Files still in database?

Server
1

Hi

I have tryed to recover the data-folder, from a backup.
It went wrong, and now I have to "update" the database, to have no files in the system.

How do I start all over, with the database?

2

try: 

sudo -u www-data php occ files:scan --all

Ref: https://doc.owncloud.com/server/9.1/admin_manual/configuration_server/occ_command.html#file-operations