sudo apt-get install postgresql-8.3 postgresql-client-8.3 postgresql-contrib-8.3

sudo apt-get install pgadmin3

sudo su postgres -c psql template1
template1=# ALTER USER postgres WITH PASSWORD ‘jaypei’;
template1=# \q

sudo passwd -d postgres
sudo su postgres -c passwd

sudo gedit /etc/postgresql/8.3/main/postgresql.conf

改变行：
#listen_addresses = ‘localhost’
修改为：
listen_addresses = ‘*’
和行：
#password_encryption = on
修改为：
password_encryption = on

sudo gedit /etc/postgresql/8.3/main/pg_hba.conf

host all all [ip address] [subnet mask] md5

sudo /etc/init.d/postgresql-8.3 restart

sudo -u postgres createuser -D -A -P mynewuser
sudo -u postgres createdb -O mynewuser mydatabase