Преобразование подзапроса SQL в Linq

Question

Как преобразовать подзапрос в linq? мой запрос:

select * 
from Product 
where ID in 
(
    select distinct(sku.ProductId) 
    from SiteProducts sp 
    inner join ProductSKU sku on sp.ProductId = sku.Id 
    where sp.siteid = 2 
) 

Answer 1

from p in db.Product 
where (from sp in db.SiteProducts 
     join sku in db.ProductSKU on sp.ProductId equals sku.Id 
     where sp.siteid == 2 
     select sku.ProductId).Distinct().Contains(p.ID) 
select p