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ÔÂ·Ý ²úÁ¿
Ò»ÔÂ 100
¶þÔÂ 200
ÈýÔÂ 500
ËÄÔÂ 700
ÎÒÏëͨ¹ý²éѯ µÃµ½±í
ÔÂ·Ý ³£Á¿ ÀۼƲúÁ¿
Ò»ÔÂ 100 100
¶þÔÂ 200 300
ÈýÔÂ 500 800
ËÄÔÂ 700 1500
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SQL code:
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--Ô±íÊý¾Ý
select * from t1
--²éѯ
select ÔÂ,²úÁ¿ as ³£Á¿
,ÀۼƲúÁ¿=(select SUM(²úÁ¿) from t1 where ÔÂ<=x.ÔÂ)
from t1 x
order by ÔÂ
--½á¹û
/*
ÔÂ ²úÁ¿
----------- -----------
2 200
3 500
4 700
1 100
(4 ÐÐÊÜÓ°Ïì)
Ô ³£Á¿ ÀۼƲúÁ¿
----------- ----------- -----------
1 100 100
2 200 300
3 500 800
4 700 1500
(4 ÐÐÊÜÓ°Ïì)
*/
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insert @t select 'Ò»ÔÂ',100
insert @t select '¶þÔÂ',200
insert @t select 'ÈýÔÂ',500
insert @t select 'ËÄÔÂ',700
select identity(int,1,1) as id,Ô·Ý,²úÁ¿ into #
from @t
select Ô·Ý,²úÁ¿,ÀÛ¼ÓÖµ=(select sum(²úÁ¿) fro
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