I backed up my database to GIT just so I could get the db at my home computer.

I don't want this file to be versioned, it was just a 1 time thing really.

Can I delete it for good so GIT doesn't k...

If you commit sensitive data, such as a password or SSH key into a Git repository, you can remove it from the history. To entirely remove unwanted files from a repository's history you can use either the git filter-branch command or the BFG Repo-Cleaner open source tool.

Thought this might be of use to someone.  I don’t use the google drive backup addon as I don’t like using passwords on my snapshots (as it is impossible to extract files without restoring) and do not want this unprotected data in the cloud.  So I create an automated snapshot every night and use a file sync utility on another always on PC to copy the snapshot. This is then copied to my off-site backup monthly.  Later in the morning I run the snapshot cleanup service to only keep the last 20 snaps...