select distinct *from stubasinfo t0 where t0.民族='汉' and t0.学号 in(select t1.学号 from restudy t1 where t1.重修学期='第一学期' union select t2.学号 from scl90 t2 where t2.是否加以关注<>'是') 问题点数:20、回复次数:1Top
ACCESS不支持Top