After first installing the Enterprise DB installer, which caused massive headaches and problems, and cost me roughly one lost day, I finally had the wisdom to try the homebrew installer - http://russbrooks.com/2010/11/25/install-postgresql-9-on-os-x. This worked great.
After downloading and installing, PostGres, you need to get the server running. The best way to do this is to put it in the automatic running of your Bash Profile. To do this, add the following line to your Bash Profile (you can do this using sudo vi /etc/profile. /etc):
the two lines,
To check if postgres is running, in terminal type
ps auxwww | grep postgres
Then you must remember… to run rake db:create and rake db:migrate! Otherwise it will show a PostGres error…| Back