Here's the query I'm building, which gives me exactly what I need:
select s01.seq,
s01.cn,
s01.cv
from (select 1 as seq, 'ID' as cn, to_char(id) as cv, id from schema.apps
union
select 2 as seq, 'APP_NAME' as cn, to_char(app_name) as cv, id from schema.apps...