อายุมากกว่า 3 เดือนที่มีคะแนน < 1 และทุกคำตอบมีคะแนน < 0 ไม่จำเป็นต้องใช้ทุกตาราง
s older than 3 months that have score < 1 and all answers have score < 0It is not neccessary to use all the tables.
 Tags:  Id [ number]  TagName [ text]  Count [ number]  ExcerptPostId [ number]  WikiPostId [ number] 
SELECT Id AS "post_link", Title, Body FROM Posts AS q WHERE PostTypeId = 1 AND Score < 1 AND CreationDate < DATEADD(MONTH, -3, GETDATE()) AND ClosedDate IS NULL AND AcceptedAnswerId IS NULL AND AnswerCount > 0 AND NOT EXISTS(SELECT * FROM Posts AS a WHERE PostTypeId = 2 AND ParentId = q.Id AND Score >= 0) ORDER BY CreationDate DESC