Why is MySQL support considered the easiest?

Question

MySQL

Many times I met a mention in the style of "the main advantage of MySQL is the ease of support and administration." Question. Is it different with the rest of the DBMS?
Can you give some examples on this?

Answer 1

The more widespread the product and the more installations, the more experience and more documentation, so read popular=simple.

Answer 2

5 years ago it was like that. Now psql administers no more difficult