I found what appears to be a hashed value, but it could very well be the password, in which case, it didn’t resolve my issue. I am clearing nextcloud from any culpability =9 and will bear down more on some mysql particular quirk.
He found the root password - as he wrote - 5 years ago in his notes.
What is your concern and the reason why you are reopening this 5 year old solved topic?
There is even a link to the description, how to reset the root password