postgresql9.0 select acs_group__name(:group_id) as group_name, acs_object_type__pretty_name(:rel_type) as rel_type_pretty_name, acs_rel_type__role_pretty_plural(rel_types.role_two) as role_pretty_plural, acs_rel_type__role_pretty_name(rel_types.role_two) as role_pretty_name from acs_rel_types rel_types where rel_types.rel_type = :rel_type