select top 100 * from bit_salepart_price_history where bus_plc_cd='KOR'

sale_part_no= '123456|0020' degree 1-5

sale_part_no= '234567|0021' degree 1-2

밑에 있는 쿼리는 하나의 sale part no에 대한 degree 를 이용해 작업하는데

여러 sale part no 의 degree를 이용해 날짜를 넣는건데

반복적으로 모든 sale part no를 하려면 어떻게 해야되나요

declare @err_msg varchar(10), @err_location varchar(10)

declare @xloop int , @yloop int

declare @price_reg_dt varchar(10)

set @xloop =1

select @yloop=MAX(degree) from bit_salepart_price_history where bus_plc_cd='KOR' and sale_part_no=123456|0020'

while @xloop <=@yloop begin

select @price_reg_dt=convert(varchar(08),dateadd(dd, -1, price_reg_dt),112) from bit_salepart_price_history
where 1 = 1
and bus_plc_cd='KOR' and sale_part_no='123456|0020'
and degree =@xloop+1

update a set
a.close_dt=@price_reg_dt
from bit_salepart_price_history a
where 1 = 1
and a.bus_plc_cd='KOR' and a.sale_part_no='123456|0020'
and a.degree =@xloop

set @xloop=@xloop+1

while @xloop = @yloop begin
update a set
a.close_dt ='99991231'
from bit_salepart_price_history a
where 1 = 1
and a.bus_plc_cd='KOR'and a.sale_part_no='`123456|0020'
and a.degree =@yloop

set @xloop=@xloop+1
end

end