Short answer is yes. The libpq3 and postgresql-client packages are built thread-safe on debian.
The step you're refering to is "2. Configure and install MySQL or PostgreSQL", which means you need to 'apt-get install postgresql-client' and possibly postgresql as well if you want the server locally. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]