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DECLARE @transactions TABLE(transaction_id INT, customer_id INT, wallet_id INT, 
                  money_in INT, money_out INT);

INSERT INTO @transactions VALUES
(1,  1, 1, 10, 0),
(2,  1, 1, 10, 0),
(3,  1, 1,  0, 3),
(4,  1, 2,  3, 0),
(5,  1, 2,  0, 1),
(6,  1, 2,  0, 3),
(7,  1, 2,  0, 1),
(8,  2, 3, 12, 0),
(9,  2, 3,  5, 0),
(10, 2, 3,  0, 9),
(11, 2, 3,  0, 6),
(12, 3, 4,100, 0),
(13, 3, 4,  0, 40),
(14, 3, 4,  0, 20),
(15, 3, 4,  0, 40);

--SELECT * from transactions;

Select *, sum(money_in) over(PARTITION  by wallet_id order by transaction_id) as tot_in 
        
from @transactions

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edited jun 25

created jun 25 anonymous