การบ้านที่ติดแท็กว่าคะแนนติดลบแล้วยังเปิดอยู่ ไม่จำเป็นต้องใช้ทุกตาราง
s tagged homework that are negatively scored and still openIt is not neccessary to use all the tables.
 CloseAsOffTopicReasonTypes:  Id [ number]  IsUniversal [ boolean]  InputTitle [ text]  MarkdownInputGuidance [ text]  MarkdownPostOwnerGuidance [ text]  MarkdownPrivilegedUserGuidance [ text]  MarkdownConcensusDescription [ text]  CreationDate [ time]  CreationModeratorId [ number]  ApprovalDate [ time]  ApprovalModeratorId [ number]  DeactivationDate [ time]  DeactivationModeratorId [ number] 
SELECT P.Id AS "post_link", P.Score FROM Posts AS P WHERE (P.PostTypeId = 1 AND P.Score < 0 AND P.Tags LIKE '%homework%' AND P.ClosedDate IS NULL) ORDER BY P.Score