> On Sep 2, 2022, at 14:22, Jeffrey Walton <noloader@xxxxxxxxx> wrote: > Given the NOTES in the man page, how do we determine if a user and > database are present using the shell? Is there another utility we > should be using? pg_isready literally only checks that the server can be reached over the connection path (network or sockets), not that any login credentials work. You can use psql do that, though: psql <connection info) -c "SELECT 1" ... will return an error if the connection information can't be used to successfully log in.