declare @allcount int;select @allcount=count(1) from sg_ch_1_39 where fld_39_3=2 and chstatus=0 and chstep=0;select @allcount as allcount,sg_ch_1_39.createdate,sg_ch_1_39.chcontent,fld_39_3,sg_ch_1_6.chcode from sg_ch_1_6,sg_ch_1_39 where fld_39_3=2 and sg_ch_1_6.chstatus=0 and sg_ch_1_6.chstep=0 and sg_ch_1_39.chcode not in (select top 0 chcode from sg_ch_1_39 where chstatus=0 and chstep=0 order by sg_ch_1_39.chcode asc) and sg_ch_1_39.chcode in (select top 10 chcode from sg_ch_1_39 where chstatus=0 and chstep=0 order by chcode asc) and sg_ch_1_39.fld_39_2=6 order by sg_ch_1_6.chcode desc
这一段sql语句查询出来的一条数据，怎么显示了5条呢，不明其理，求解