--row_number最新一筆
select * from (
        select *, row_number() over (
            partition by Station,EMPNO
            order by VGRR_Date desc
        ) as row_num
        from VGRR_REC
    ) as VGRR_REC2
    where VGRR_REC2.row_num = 1 and VGRR_Result = '合格'