Stackoverflow?.ไม่จำเป็นต้องใช้ตารางทั้งหมด
Stackoverflow?.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 COUNT(*) AS answer FROM Users WHERE (DisplayName LIKE '%John%' OR DisplayName LIKE '%Ivan%')