PSQL · \? : Show help (list of available commands with an explanation) · \q : Quit/Exit · \c __database__ : Connect to a database · \d __table__ : Show table ... ... <看更多>

I resolved this issue using below options ... Whitelist your DB host from your network team to make sure you have access to remote host ... ... <看更多>

psql vs SQL commands ... psql has two different kinds of commands. Those starting with a backslash are for psql itself, as illustrated by the use of \q to quit. ... <看更多>

You could use the shell command time postgres@db:$ time psql db -c 'SELECT 1' ?column? ---------- 1 (1 row) real 0m0.108s user 0m0.040s sys 0m0.032s. ... <看更多>

This video talks abouthow to start psql in postgresqlHow to use psql Shellpostgresql command ... ... <看更多>