$HOME/.pg service.conf

• https://www.postgresql.org/docs/13/libpq-pgservice.html

touch .pg_service.conf
# My comment for mydb
[MyDB] 
host=somehost 
port=5433 
user=admin

psql service=MyDB

Related terms

• .ssh/config
• su - postgres

See also

• PostgreSQL: psql, .psqlrc, .pgpass, $HOME/.pg service.conf, -U, -W, -d, meta-commands: \du, \dg, \ddp, \dp, \list, \dn, \dt, \c, \l, \di, \q, show users, show, su - postgres, psql -c, \?, \connect, --version, --help, PL/pgSQL