资料库查询错误，条件是 select main.chinesef, COALESCE( ncv.chap) as chap,COALESCE( ncv.sec) as sec,COALESCE( ncv.id) as rid,main.engs,ncv.txt,ispar(main.engs,ncv.chap,ncv.sec),main.id from ncv,main where main.engs=COALESCE( ncv.engs) and main.chineses='可' and COALESCE( ncv.chap)= order by main.id asc, chap asc, sec asc !