(ตัวอย่าง #3) เวลาในการตอบครั้งแรก (ลิงก์ไปยัง Q โดยใช้การรวมครั้งที่ 3 ไปยัง [โพสต์]) ไม่จำเป็นต้องใช้ตารางทั้งหมด
(EXAMPLE #3) Time to First Answer (Link to Q using 3rd join to [Posts]).It is not neccessary to use all the tables.
 TagSynonyms:  Id [ number]  SourceTagName [ text]  TargetTagName [ text]  CreationDate [ time]  OwnerUserId [ number]  AutoRenameCount [ number]  LastAutoRename [ time]  Score [ number]  ApprovedByUserId [ number]  ApprovalDate [ time] 
SELECT q.Id AS "qid", t.Title AS "link", q.CreationDate AS "question_date", MIN(a.CreationDate) AS "1st_answer_date", DATEDIFF(n, q.CreationDate, MIN(a.CreationDate)) AS "min_to_1st_answer" FROM Posts AS q LEFT OUTER JOIN Posts AS a ON q.Id = a.ParentId LEFT OUTER JOIN Posts AS t ON q.Id = t.Id WHERE q.PostTypeId = 1 AND (a.PostTypeId = 2 OR a.PostTypeId IS NULL) AND q.DeletionDate IS NULL AND a.DeletionDate IS NULL AND q.ClosedDate IS NULL AND a.ClosedDate IS NULL AND q.CreationDate >= DATEADD(d, -30, GETDATE()) GROUP BY q.Id, q.CreationDate, t.Title ORDER BY q.CreationDate