select
a.attnum,
a.attname as column_name,
format_type(a.atttypid, a.atttypmod) as data_type
from pg_attribute a
join pg_class c
on c.oid = a.attrelid
join pg_namespace n
on n.oid = c.relnamespace
where n.nspname = 'ourpension'
and c.relname = 'contracts_annulled'
and a.attnum > 0
and not a.attisdropped
order by a.attnum;