The following documentation comment has been logged on the website: Page: https://www.postgresql.org/docs/10/static/index.html Description:
right off the bat, you should have this kind of explanation up there in chapter 1: https://www.liquidweb.com/kb/what-is-the-default-password-for-postgresql/ this will orient any noobs immediately. also, the word "role" and "user" should not be used interchangebly. they mean different things.
