Select * From (Select * from(Select ghxgfamc,xmmc,xmzmj From SJGHMIS.GHXGLS_DJB Order By Id) Where Rownum显示全部
Select * From (Select * from(Select ghxgfamc,xmmc,xmzmj From SJGHMIS.GHXGLS_DJB Order By Id) Where Rownum<10) Where Rownum=4 为什么在在PLSQL中执行语句该语句时=4没有找出数据，当等于1时就好收起