How to get the list of confluence administrators from inside the database as a single string?

[Sorin Sbarnea (Citrix)]

How to get the list of confluence administrators from inside the database as a single string?

[Sorin Sbarnea (Citrix)]

select string_agg(u.user_name,',') from cwd_user u
join cwd_membership m on u.id=m.child_user_id join cwd_group g on m.parent_id=g.id join cwd_directory d on d.id=g.directory_id
where g.group_name = 'confluence-administrators'