${if("select count(1)from dim_zb_user aleft join dim_zb_group d on a."group"=d._idwhere 1=1 if(len(HDsn) == 0 || HDsn == "chendongxian" || HDsn == "longjinjie",""," and a.account = '" + HDsn + "' ") > 8 ,"union all select 99,'所有水厂' ,null,"" ")}--最新,参数不出来了。