[DOCS] postgres command not found

The following documentation comment has been logged on the website: Page: https://www.postgresql.org/docs/9.3/static/server-start.html Description: I'm using 9.3, and the documentation says the first thing you should do is to start the server is type postgres, and ubuntu says command not found $

[DOCS] Asks me to refer to installation instructions, which is what I followed

The following documentation comment has been logged on the website: Page: https://www.postgresql.org/docs/9.6/static/tutorial-createdb.html Description: So, I followed the instructions here https://www.postgresql.org/download/linux/ubuntu/ to a T, but it's saying to refer to the installation ins