Q&A for pro webmasters
SELECT Comments.Id as comment_id, Comments.PostId as answer_id, Posts.ParentId as question_id, Comments.Text as comment_text, Comments.CreationDate as comment_created_at, Posts.Score as answer_score, Posts.CreationDate as answer_created_at FROM Comments INNER JOIN Posts ON Posts.PostTypeId = 2 AND Comments.PostId = Posts.Id WHERE Comments.PostId IN ( SELECT PostId FROM Comments GROUP BY PostId HAVING COUNT(*) >= 10) AND YEAR(Posts.CreationDate) = 2009 AND MONTH(Posts.CreationDate) > 6 ORDER BY Comments.PostId, Comments.CreationDate;