PostgreSQL 9.4 - PgAdmin 3 - phpPgAdmin en CentOS 7/6.5/6.4

Go to the PostgreSQL repository download page, and add the PostgreSQL 9.4 repository depending upon your server architecture.

For CentOS 6.x 32bit:

rpm -Uvh http://yum.postgresql.org/9.4/redhat/rhel-6-i386/pgdg-centos94-9.4-1.noarch.rpm

For CentOS 6.x 64bit:

rpm -Uvh http://yum.postgresql.org/9.4/redhat/rhel-6-x86_64/pgdg-centos94-9.4-1.noarch.rpm

For CentOS 7 64bit:

rpm -Uvh http://yum.postgresql.org/9.4/redhat/rhel-7-x86_64/pgdg-centos94-9.4-1.noarch.rpm

Update the repository list using command:

yum update

Now, Install postgresql with the following command:

yum install postgresql94-server postgresql94-contrib

Initialize postgresql database using following command:

On CentOS 6.x systems:

service postgresql-9.4 initdb

On CentOS 7 systems:

/usr/pgsql-9.4/bin/postgresql94-setup initdb

Then, start postgresql service and make it to start automatically on every reboot.

On CentOS 6.x systems:

service postgresql-9.4 start
chkconfig postgresql-9.4 on

On CentOS 7 systems:

systemctl enable postgresql-9.4
systemctl start postgresql-9.4

The default database name and database user are “postgres”. Switch to postgres user to perform postgresql related operations:

su - postgres

To login to postgresql, enter the command:

psql

Sample Output:

psql (9.4.0)
Type "help" for help.
postgres=#

To exit from posgresql prompt, type \q following by quit to return back to the Terminal.

Login to postgresql prompt,

su - postgres
psql

… and set postgres password with following command:

postgres=# <strong>\password postgres</strong> 
Enter new password: 
Enter it again: 
postgres=# \q

To install PostgreSQL Adminpack, enter the command in postgresql prompt:

postgres=# <strong>CREATE EXTENSION adminpack;</strong>
CREATE EXTENSION<br /><br />

www.unixmen.com/postgresql-9-4-released-install-centos-7/
www.webcorecloud.com/blog/2015/02/03/install-postgresql-94-centos-6x/