ในเว็บไซต์มีกี่โพสต์?ไม่จำเป็นต้องใช้ตารางทั้งหมด
How many posts are there on the website?.It is not neccessary to use all the tables.
 SuggestedEdits:  Id [ number]  PostId [ number]  CreationDate [ time]  ApprovalDate [ time]  RejectionDate [ time]  OwnerUserId [ number]  Comment [ text]  Text [ text]  Title [ text]  Tags [ text]  RevisionGUID [ other] 
SELECT * FROM Posts