And move it to a different table so that we don't have to pay the
storage cost when not using it (most of the times).
Signed-off-by: Carl Schwan <carl.schwan@nextcloud.com>
Allow to quickly query all the files from a specific mimetype like in
the ResetRenderedTexts command.
Signed-off-by: Carl Schwan <carl.schwan@nextcloud.com>
* Simplify migration by not moving the actual files and just updating
the DB
* Don't store the storageid in the preview table as it is not needed
* Start adding tests
Signed-off-by: Carl Schwan <carl.schwan@nextcloud.com>