Find the host name and port using PSQL commands

Question

I have PSQL running, and am trying to get a perl application connecting to the database. Is there a command to find the current port and host that the database is running on

Answer 1

service postgresql status

returns: 10/main (port 5432): online

I'm running Ubuntu 18.04

Answer 2

go to the "Terminal" and just type

service postgres status

In the results you can get the port details

In my case it's running on port "5432" (default).
I'm using CentOS 7.Hope this helps.

Answer 3

SELECT *
FROM pg_settings
WHERE name = 'port';

Answer 4

You can use the command in psql \conninfo you will get You are connected to database "your_database" as user "user_name" on host "host_name" at port "port_number".

Answer 5

select inet_server_port(); gives you the port of the server.

Answer 6

select inet_server_addr( ), inet_server_port( );