---

select
    con.conrelid::regclass as source_table,
    con.conname,
    pg_get_constraintdef(con.oid) as constraint_definition
from pg_constraint con
where con.contype = 'f'
  and con.conrelid in (
      'prod_line.pens_scheme'::regclass,
      'prod_line.rel_pens_scheme_pension_rules'::regclass
  )
order by source_table::text, con.conname;