From: Caleb Tennis <caleb@...>
Date: 2007-10-02T00:15:48+09:00
Subject: Re: Connecting to PostgreSQL Database

> Hello,
>
> I am trying to move data from one postgres database to another using
> the Ruby postgres adapter. However, I keep getting a password
> authentication error whenever I try. My sysadmin keeps indicating that
> there is no password on that database and the Rails apps I use don't
> indicate any password in database.yml and work fine. Am I being lied
> to or is there some other secret I don't know? Thanks for any help or
> suggestions. Here's the code I'm using (and line 184 DOES work):
>
> 184: db1 = PGconn.connect('dbserver1.blah.com', 5432, '', '',
> 'database1_name', 'username', 'password')
> 185: db2 = PGconn.connect('dbserver2.blah.com', 5432, '', '',
> 'database2_name', 'username', '')

Are you sure that the passwordless connection works okay from the machine you're
attempting from?  You can configure postgres to only accept connections from certain
ip addresses for certain users.  A lot of times, the default is to allow
passwordless login from localhost, but not from remote hosts.