How to Install PostgreSql in a Linux

Install PostgreSql

Step-1

yum -y install postgresql postgresql-libs postgresql-plperl postgresql-plpython postgresql-server

Step-2

service postgresql initdb

Step-3

chkconfig postgresql on

Step-4

service postgresql start

Step-5

su – postgres

Step-5

Psql

Step-5

\q

Step-6

exit

Step-7

sudo service postgresql start

or

sudo /etc/init.d/postgresql start

Step-8

sudo service postgresql stop

or

sudo /etc/init.d/postgresql stop

Step-8

sudo service postgresql restart

or

sudo /etc/init.d/postgresql restart

Extra 

ps -ef | grep postgresql

kill 6050

netstat -antlp | grep 80