Where and where to change the path to start PostgreSQL?

Question

css

After googling a little, I realized that the problem is on the way, but I still don’t understand how to fix it, below is the information from the terminal of the virtual machine on which I raise postgres

[email protected]:/home/student$ psql
psql: could not connect to server: No such file or directory
Is the server running locally and accepting
connections on Unix domain socket "/tmp/.s.PGSQL.5432"?
[email protected]:/home/student$ uname -a
Linux student 4.10.0-37-generic #41~16.04.1-Ubuntu SMP Fri Oct 6 22:42:22 UTC 2017 i686 i686 i686 GNU/Linux

Answer 1

It is possible with the help of a gradient and the property box-decoration-break: clone;

Answer 2

If installed from a package, then just sudo systemctl start postgresql.service