Во-первых, данные и запросы, которые вы разместили, не генерируют вывод, который вы видите.Так что где-то есть какая-то ошибка копирования и вставки
SQL> with t as (
2 select date '2012-01-01' payment_date, 'P' transaction_type, 184366 payment_amt from dual union all
3 select date '2012-01-01', 'R', -5841 from dual union all
4 select date '2012-01-02', 'P', 941 from dual union all
5 select date '2012-01-03', 'P', 901 from dual union all
6 select date '2012-01-03', 'R', 5841 from dual
7 )
8 select payment_date, transaction_type, payment_amt,
9 SUM(payment_amt) OVER(ORDER BY payment_date, transaction_type
10 RANGE BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING) AS RUNNING_BALANCE
11 from T;
PAYMENT_D T PAYMENT_AMT RUNNING_BALANCE
--------- - ----------- ---------------
01-JAN-12 P 184366 186208
01-JAN-12 R -5841 1842
02-JAN-12 P 941 7683
03-JAN-12 P 901 6742
03-JAN-12 R 5841 5841
Обычно, текущий баланс можно было бы сделать, просто опуская предложение RANGE BETWEEN
.
SQL> ed
Wrote file afiedt.buf
1 with t as (
2 select date '2012-01-01' payment_date, 'P' transaction_type, 184366 payment_amt from dual union all
3 select date '2012-01-01', 'R', -5841 from dual union all
4 select date '2012-01-02', 'P', 941 from dual union all
5 select date '2012-01-03', 'P', 901 from dual union all
6 select date '2012-01-03', 'R', 5841 from dual
7 )
8 select payment_date, transaction_type, payment_amt,
9 SUM(payment_amt) OVER(ORDER BY payment_date, transaction_type) AS RUNNING_BALANCE
10* from T
SQL> /
PAYMENT_D T PAYMENT_AMT RUNNING_BALANCE
--------- - ----------- ---------------
01-JAN-12 P 184366 184366
01-JAN-12 R -5841 178525
02-JAN-12 P 941 179466
03-JAN-12 P 901 180367
03-JAN-12 R 5841 186208
В вашем случае, похоже, вы хотите, чтобы текущий баланс исключал платеж по текущей строке.Это немного странная покупка, вы можете сделать это, добавив дополнительно LAG
SQL> ed
Wrote file afiedt.buf
1 with t as (
2 select date '2012-01-01' payment_date, 'P' transaction_type, 184366 payment_amt from dual union all
3 select date '2012-01-01', 'R', -5841 from dual union all
4 select date '2012-01-02', 'P', 941 from dual union all
5 select date '2012-01-03', 'P', 901 from dual union all
6 select date '2012-01-03', 'R', 5841 from dual
7 )
8 select payment_date,
9 transaction_type,
10 payment_amt,
11 NVL( LAG(running_balance) OVER(ORDER BY payment_date,
12 transaction_type), 0) new_running_balance
13 from (select payment_date,
14 transaction_type,
15 payment_amt,
16 SUM(payment_amt) OVER(ORDER BY payment_date,
17 transaction_type) AS RUNNING_BALANCE
18* from t)
SQL> /
PAYMENT_D T PAYMENT_AMT NEW_RUNNING_BALANCE
--------- - ----------- -------------------
01-JAN-12 P 184366 0
01-JAN-12 R -5841 184366
02-JAN-12 P 941 178525
03-JAN-12 P 901 179466
03-JAN-12 R 5841 180367