sql server 2005 中的列置换函数用法(pivot 字段)

行列置换(2000中的交叉表.2005中的处理方法.及相关合计字段列的处理.)


declare @t table(name varchar(10),object varchar(10),score int)


insert into @t select 'a','EN',89


union all select 'a','CH',78


union all select 'a','HO',99


union all select 'b','EN',34


union all select 'b','CH',88


union all select 'b','HO',66




select ta.*,tb.[sum] from


(


select * from @t


pivot


(sum(score)


for object in ([EN],[CH],[HO])


)


as pt


)ta left join


(


select name,[sum]=sum(score)


from @t


group by name


)tb


on ta.name=tb.name






/**//*


name EN CH HO sum


---------- ----------- ----------- ----------- -----------


a 89 78 99 266


b 34 88 66 188




(2 行受影响)


*/