postgresql7.4 select content_revision__get_content(ets.solution_id) as content, crr.title, crr.item_id, cri.storage_type from evaluation_tasks_sols ets, cr_items cri, cr_revisions crr where ets.solution_id = :solution_id and ets.solution_id = crr.revision_id and crr.item_id = cri.item_id content_revision__content_copy(:solution_id, :revision_id)