exclude posts created by user
Q&A for those who study, teach, research and apply economics and econometrics
SELECT DISTINCT p.Id AS [Post ID], p.Id AS [Post Link], ph.CreationDate AS [Revision Date] FROM Posts p INNER JOIN PostHistory ph ON p.Id = ph.PostId WHERE ( ph.UserID = ##UserID## AND ph.CreationDate > ALL ( SELECT DATEADD(MONTH, 6, pph.CreationDate) FROM PostHistory pph WHERE ( ph.PostID = pph.PostID AND ph.CreationDate > pph.CreationDate ) ) )