How to auto login in PostgreSQL from a shell?
When you run MySQL commands MySQL, mysqlcheck, mysqdump and psql, psqldump etc; they will pick username & password from this file if you do not provide them as argument (-u and -p). It can save you time. Of course, if you specify username and password explicitly as part of the command’s arguments, they will be used. .pgpass ( for psql client ) test1.net:5432:testdb1:testuser1:testpass1 test2.net:5432:testdb2:testuser2:testpass2