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