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Q&A for linguists, teachers and learners wanting to discuss the finer points of the Portuguese language

select sum(case when post < 10 then 1 else 0 end) L10, 
       sum(case when post >= 10 and post < 20 then 1 else 0 end) L20,
       sum(case when post >= 20 then 1 else 0 end) G20 
    from (
        select OwnerUserId, count(*) post
           from posts 
           where PostTypeId=1 
           group by OwnerUserId
         ) t1

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edited nov 27

created nov 27 jon.doe34939