postgresql 8 with macports (snow leopard)

Installing postgresql 8.3 on OSX Snow Leopard with MacsPorts (PgAdmin III binary for OSX).

Install

$ sudo port install \
postgresql83 \
postgresql83-server +universal

create first database

$ sudo mkdir -p /opt/local/var/db/postgresql83/defaultdb
$ sudo chown postgres:postgres /opt/local/var/db/postgresql83/defaultdb
$ sudo su postgres
sh-3.2$ cd /opt/local/lib/postgresql83/
sh-3.2$ ./bin/initdb -D /opt/local/var/db/postgresql83/defaultdb

Output

The files belonging to this database system will be owned by user "postgres".
This user must also own the server process.

The database cluster will be initialized with locales
COLLATE:  C
CTYPE:    UTF-8
MESSAGES: C
MONETARY: C
NUMERIC:  C
TIME:     C
The default database encoding has accordingly been set to UTF8.
initdb: could not find suitable text search configuration for locale UTF-8
The default text search configuration will be set to "simple".

fixing permissions on existing directory /opt/local/var/db/postgresql83/defaultdb ... ok
creating subdirectories ... ok
selecting default max_connections ... 20
selecting default shared_buffers/max_fsm_pages ... 1600kB/20000
creating configuration files ... ok
creating template1 database in /opt/local/var/db/postgresql83/defaultdb/base/1 ... ok
initializing pg_authid ... ok
initializing dependencies ... ok
creating system views ... ok
loading system objects' descriptions ... ok
creating conversions ... ok
creating dictionaries ... ok
setting privileges on built-in objects ... ok
creating information schema ... ok
vacuuming database template1 ... ok
copying template1 to template0 ... ok
copying template1 to postgres ... ok

WARNING: enabling "trust" authentication for local connections
You can change this by editing pg_hba.conf or using the -A option the
next time you run initdb.

Success. You can now start the database server using:

./bin/postgres -D /opt/local/var/db/postgresql83/defaultdb
or
./bin/pg_ctl -D /opt/local/var/db/postgresql83/defaultdb -l logfile start

Restart the service

(in case it is already running)

$ sudo launchctl unload -w /Library/LaunchDaemons/org.macs.postgresql83-server.plist
$ sudo launchctl load -w /Library/LaunchDaemons/org.macs.postgresql83-server.plist