SQL中编程,求和:S=1+(1+2)+(1+2+3)+``````+(1+2+3+`````+100)怎样做?

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SQL中编程,求和:S=1+(1+2)+(1+2+3)+``````+(1+2+3+`````+100)怎样做?

DECLARE @s bigint ,@i int ,@j int ,@k int
set @s=1
set @i=2
while @i