题解 | 计算每日累计利润
计算每日累计利润
https://www.nowcoder.com/practice/c9b7a2f73eb54a3da4a81f15fd8a3665
select *,sum(profit) over(rows between unbounded preceding and current row) cumulative_profit from daily_profits
计算每日累计利润
https://www.nowcoder.com/practice/c9b7a2f73eb54a3da4a81f15fd8a3665
select *,sum(profit) over(rows between unbounded preceding and current row) cumulative_profit from daily_profits
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