आप row_number() . का उपयोग कर सकते हैं left join . के लिए उपयोग किया जाना है आपका previous balance ।
select t1.*, t2.PrevBalance from
(select Date, PrevBalance, AddedAmount,
row_number() over (order by Date asc) as rn
from tableA) t1
left join
(select Date, PrevBalance, AddedAmount,
row_number() over (order by Date asc) as rn
from tableA) t2 on t2.rn + 1 = t1.rn
