Något i stil med:
with recursive menu_tree (id, parent_id) as (
select id, parent_id
from menu
where id = 200
union all
select c.id, c.parent_id
from menu c
join menu_tree p on p.id = c.parent_id
)
, deleted_menus (menu_id) as (
update menu
set softdel = true
where id in (select id from menu_tree)
returning menu.id
),
deleted_pages (page_id) as (
update page
set softdel = true
where menu_id in (select menu_id from deleted_menus)
returning page.id
),
deleted_articles (article_id) as (
update article
set softdel = true
where page_id in (select page_id from deleted_pages)
)
update article_lang
set softdel = true
where id in (select article_id from deleted_articles);