資料庫查詢錯誤，條件是 select main.chinesef, COALESCE( tcv95.chap) as chap,COALESCE( tcv95.sec) as sec,COALESCE( tcv95.id) as id,main.engs,tcv95.txt from tcv95,main where main.engs=COALESCE( tcv95.engs) and main.chineses='' and COALESCE( tcv95.chap)= order by tcv95.id !