Fanr

摘要： 主要是和普通的索引进行对比：/******************** 准备数据 ******************/select * into ColumnStoreTest from northwind..ordersdeclare @i int set @i = 12while(@i > 0)begin insert into ColumnStoreTest select * from ColumnStoreTest union all select * from ColumnStoreTest set @i = @i-1e... 阅读全文