COALESCE(
cp.first_payment_delay,
(
SELECT param.value_int
FROM cte_param_pl param
WHERE param.brief = 'СрокОжиданияПервогоВзносаКоличДней'
)
) AS first_contribution_wait_period,
select
cp.contract_id,
c.number,
cp.first_payment_delay
from ourpension.contract_params cp
join ourpension.contract c
on c.id = cp.contract_id
where cp.first_payment_delay is not null
order by cp.contract_id desc
limit 20;