คำถามเฉพาะวัน ไม่จำเป็นต้องใช้ทุกตาราง
Questions on a specific date.It is not neccessary to use all the tables.
 PostHistory:  Id [ number]  PostHistoryTypeId [ number]  PostId [ number]  RevisionGUID [ other]  CreationDate [ time]  UserId [ number]  UserDisplayName [ text]  Comment [ text]  Text [ text]  ContentLicense [ text] 
SELECT * FROM Posts WHERE CreationDate = '##PostDate##' LIMIT 10