No disaster, since I had migrated all of the content. I had a database sync’d across my two Macs, ipad and iphone. I have reorganize a little and moved all of the content to other databases so that it was mostly empty (a few things that I didn’t need any more). Then on my main mac (iMac) I deleted the database from the File Menu. I probably should have stopped syncing it first.
Now on the other three devices, when I look in the Sync Preference it shows up as “Remote”. I have no idea how to get rid of that. (It isn’t causing me any problems, just jangling my OCD nerve a bit