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create table communities (CommunityID int not null primary key, Name varchar(10) null, Description varchar(10) null, ParentCommunityID int null); insert into communities (CommunityId, ParentCommunityId) values (1,null), (2,null), (3,null), (4,1), (5,1), (6,2), (7,3), (8,4), (9,4), (10,9), (11,10); with _communities as ( select CommunityID, ParentCommunityID from communities where CommunityID = 11 union all select p.CommunityID, p.ParentCommunityID from communities p join _communities c on p.CommunityID = c.ParentCommunityID ) select ParentCommunityID from _communities where ParentCommunityId is not null ORDER BY ParentCommunityID;
ParentCommunityID
1
4
9
10