Synthetic backup applies to all tables in Dataverse that are in the backup scope and have the “Track Changes” option enabled. Click here to find out how to enable Track Changes in Dataverse.
The following tables are not currently included in the synthetic backup and will be backed up daily via a full backup:
activitymimeattachments
datalakefolderpermissions
datalakefolders
goals
msdyn_recurringsalesactions
msdynmkt_eventmetadataset
publishers
sitemaps