Setup
package Nomination;
use base 'Class::DBI';
Nomination->set_db('Main', 'dbi:pg', 'dbi_user', 'dbi_password');
Nomination->table('nomination');
Nomination->columns('id','type', 'year', 'film_id', 'credit_id', 'takes_the_oscar');
Nomination->columns(Primary => 'id');
package Voter;
use base 'Class::DBI';
Voter->set_db('Main', 'dbi:pg', 'dbi_user', 'dbi_password');
Voter->table('vote');
Voter->columns('voter_id', 'nomination_id');
Voter->columns('Primary' => 'id');