--查询某字段不重复数据并取出最新的
select * from (
select m.proposalno,m.operatedate,m.underwriteflag ,
row_number() over(partition by underwriteflag order by operatedate desc ) as row_flg
from prptmain m
) temp where temp.row_flg=1
Oracle 查询
拼命敲
--查询某字段不重复数据并取出最新的
select * from (
select m.proposalno,m.operatedate,m.underwriteflag ,
row_number() over(partition by underwriteflag order by operatedate desc ) as row_flg
from prptmain m
) temp where temp.row_flg=1