Quiz: PostgreSQL

Question 2 of 10

Read the output

What do you check first after this answer?

$ psql -h 127.0.0.1 -p 5433 -U crm -d crm -c 'SELECT 1'
psql: error: connection to server at "127.0.0.1", port 5433 failed: Connection refused
	Is the server running on that host and accepting TCP/IP connections?

The crm password in ~/.pgpass.
The pg_hba.conf lines for crm.
crm's rights on the crm database.
Whether anything listens on that address and port, with ss -tln.

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