我在SQL Server中有一个表,数据看起来像这个例子.
ID Flag Art.No Amount
1 U A1000 -100
2 U B2000 -5
3 V B2000 900
4 U B2000 -10
5 I B2000 50
6 U B2000 -20
7 U A1000 -50
8 I A1000 1000
9 V A1000 3600
10 U A1000 -500
11 U A1000 -100
12 U A1000 -2000
13 I A1000 2000
14 U A1000 -1000
15 I C3000 10000
16 U C3000 -4000
17 U B2000 -5
18 U B2000 -5
19 I …