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Q&A for scientists using computers to solve scientific problems

select 
  PostId [Post Link], 
  sum(case when VoteTypeId = 2 then 1 else 0 end) helpful,
  sum(case when VoteTypeId = 3 then 1 else 0 end) unhelpful
from PostFeedback f
join Posts p on p.Id = PostId
--where OwnerUserId = ##UserId##
where PostID = ##Post##
group by PostId 
order by sum(case when VoteTypeId = 2 then 1 else 0 end) desc

fork query

edited sep 30 23 Catija

created feb 1 12 sam.saffron