declare @sql varchar(4000)
set @sql = 'select Name'
select @sql = @sql + ',sum(case Subject when '''+Subject+''' then Result end) ['+Subject+']'
from (select distinct Subject from CJ) as a
select @sql = @sql+' from test group by name'
exec(@sql)
if exists (select * from dbo.sysobjects
where id = object_id(N'[dbo].[p_zj]') and OBJECTPROPERTY(id, N'IsProcedure') = 1)
drop procedure [dbo].[p_zj]
GO
/*--行列互换的通用存储过程 : 将指定的表,按指定的字段进行行列互换
--邹建 2004.04--
--使用示例
--测试数据
create table 表(类别 varchar(10),男性 decimal(20,1),女性 decimal(20,1))
insert 表 select '小说',38.0,59.2
union all select '散文',18.9,30.6
union all select '哲学',16.2,10.2
create table Test(月份 varchar(4), 工资 int, 福利 int, 奖金 int)
insert Test
select '1月',100,200,300 union all
select '2月',110,210,310 union all
select '3月',120,220,320 union all
select '4月',130,230,330
select * from Test
/*
月份工资福利奖金
1月100200300
2月110210310
3月120220320
4月130230330
*/
--测试环境
create table Test(月份 varchar(4), 工资 int, 福利 int, 奖金 int)
insert Test
select '1月',100,200,300 union all
select '2月',110,210,310 union all
select '3月',120,220,320 union all
select '4月',130,230,330
--测试语句
SELECT * FROM
(
SELECT 考核月份,月份,金额
FROM
(SELECT 月份, 工资, 福利, 奖金
FROM Test) p
UNPIVOT
(金额 FOR 考核月份 IN
(工资, 福利, 奖金)
)AS unpvt
) T
PIVOT
(MAX(金额)
FOR 月份 in ([1月],[2月],[3月],[4月])
)AS pt
if object_id('pubs..tb') is not null
drop table tb
go
create table tb(
项目种类 varchar(10),
业绩 int,
提成 int
)
insert into tb(项目种类,业绩,提成) values('洗吹类',200,10)
insert into tb(项目种类,业绩,提成) values('外卖' ,100,5)
insert into tb(项目种类,业绩,提成) values('合计' ,300,15)
go
select 项目种类,sum(洗吹类) as 洗吹类 , sum(外卖) as 外卖 , sum(合计) as 合计 from
(
select 项目种类 = '业绩',
洗吹类 = case when 项目种类 = '洗吹类' then 业绩 else 0 end,
外卖 = case when 项目种类 = '外卖' then 业绩 else 0 end,
合计 = case when 项目种类 = '合计' then 业绩 else 0 end
from tb
union all
select 项目种类 = '提成' ,
洗吹类 = case when 项目种类 = '洗吹类' then 提成 else 0 end,
外卖 = case when 项目种类 = '外卖' then 提成 else 0 end,
合计 = case when 项目种类 = '合计' then 提成 else 0 end
from tb
) m
group by 项目种类
order by 项目种类 desc
将下表数据:
A b c d e
-------------------- ----------- ----------- ----------- -----------
x 1 2 3 4
y 5 6 7 8
z 9 10 11 12
转化成如下结果:
a x y z
-------------------- ---------- ---------- ----------
b 1 5 9
c 2 6 10
d 3 7 11
e 4 8 12
--生成测试数据
create table test1(A varchar(20),b int,c int,d int,e int)
insert into test1 select 'x',1,2 ,3 ,4
insert into test1 select 'y',5,6 ,7 ,8
insert into test1 select 'z',9,10,11,12
--生成中间数据表
declare @s varchar(8000)
set @s='create table test2(a varchar(20)'
select @s=@s+','+A+' varchar(10)' from test1
set @s=@s+')'
exec(@s)
--借助中间表实现行列转换
declare @name varchar(20)
declare t_cursor cursor for
select name from syscolumns
where id=object_id('test1') and colid>1 order by colid
open t_cursor
fetch next from t_cursor into @name
while @@fetch_status=0
begin
exec('select '+@name+' as t into test3 from test1')
set @s='insert into test2 select '''+@name+''''
select @s=@s+','''+rtrim(t)+'''' from test3
exec(@s)
exec('drop table test3')
fetch next from t_cursor into @name
end
close t_cursor
deallocate t_cursor
--查看行列互换处理结果
select * from test1
select * from test2