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プログラマーとプログラミングに熱心な人々のための質問と回答

with p1 as (select owneruserid from posts 
where year(creationdate) = 2010),
p2 as (select owneruserid from posts 
where year(creationdate) = 2015)
select distinct top 20 displayname from users 
join p1 on users.id = p1.owneruserid 
join p2 on users.id = p2.owneruserid;

fork query

edited may 19 jon.doe43038

created may 19 anonymous