เข้าร่วมกับคำตอบทั้งหมดในแท็ก Dataflow (qs ที่ไม่มีคำตอบแสดงด้วย) ไม่จำเป็นต้องใช้ตารางทั้งหมด
s joined with all answers on Dataflow tag (qs without answers also shown).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 Questions.Id AS "Question", Questions.CreationDate AS "QuestionDate", Questions.ViewCount AS "ViewCount", Answers.CreationDate AS "AnswerDate", Answers.Id AS "AnswerId", Answers.Score AS "AnswerScore", ROW_NUMBER() OVER (PARTITION BY Questions.Id ORDER BY Answers.Score DESC) AS "AnswerNum", CONCAT('https://stackoverflow.com/questions/', Questions.Id) AS "Link", Questions.Tags AS "Tags" FROM Posts AS Questions LEFT OUTER JOIN Posts AS Answers ON Answers.ParentId = Questions.Id WHERE (Questions.Tags LIKE '%google-cloud-dataflow%') ORDER BY Questions.CreationDate