2010年6月26日
SQL Server 中实现累加栏位 Oracle中相当于sum(col1) over(order by col2)
摘要： if object_id('tempdb..#A') is not null drop table #A select 'a' as Name,2007 as Year,100 as M into #A insert into #A select 'a'as Name,2008 as Year,400 as M insert into #A select 'a'as Name,2009 as Ye... 阅读全文
posted @ 2010-06-26 09:10 做IT人 阅读(962) 评论(0) 推荐(0)