https://db-engines.com/en/ranking_definition
Lots of historical mentions. Even the MariaDB website mentions it. Lots of people say "MySQL" generically to include its forks.
The percona distribution is very good!
I know you mentioned that all you know about databases is following instructions, but maybe the folks at EDB or Percona can give you a hand.
Postgres will be around for a long time, and I think it's pretty obvious that MySQL won't.
Have you tried it doing it yourself?
But yes, it is very bad.