postgresql7.3
select et.task_name, et.number_of_members,
et.task_id as from_task_id,
eg.grade_plural_name
from evaluation_tasksi et, evaluation_gradesi eg
where content_revision__is_live(et.task_id) = true
and et.number_of_members > 1
and et.grade_item_id = eg.grade_item_id
and content_revision__is_live(eg.grade_id) = true
and content_revision__is_live(et.task_id) = true
and et.task_id <> :task_id
$orderby