### CentOS5

# Install
yum -y install postgresql-server
yum -y install postgresql
yum -y install postgresql-devel
chkconfig --level 2345 postgresql on

# Start server
service postgresql start

# Change config file
vi /var/lib/pgsql/data/pg_hba.conf
  # "local" is for Unix domain socket connections only
  local   all         all                               trust

createuser dbix_custom
  # Shall the new role be a superuser? (y/n) -> y

createdb dbix_custom -U dbix_custom

# Connect to database
psql -U dbix_custom dbix_custom

# Install DBD::pg
cpanm DBD::Pg




########### Memo ##############

# Drop user
dropuser dbix_custom

Ctrl + D でデータベースからでることができる。