Server install
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1) sudo apt-get install postgresql
2) To enable TCP/IP connections, edit the file /etc/postgresql/8.4/main/postgresql.conf
Locate the line #listen_addresses = 'localhost' and change it to:
listen_addresses = 'localhost'
3) set a password for the postgres user
sudo -u postgres psql template1
ALTER USER postgres with encrypted password 'ffadmin';
4) After configuring the password, edit the file /etc/postgresql/8.4/main/pg_hba.conf to use MD5 authentication with the postgres user:
local all postgres md5
5) restart the service: sudo /etc/init.d/postgresql-8.4 restart
6) install doc: sudo apt-get install postgresql-doc-8.4
Cleint install
-----------------
1) sudo apt-get install postgresql-client
2) to test: psql -h localhost database_name user_name
3) to exit: \q
Postgres SQL server insall ubuntu

