姓名 日期 金额
AAA 2014-7-1 150
BBB 2014-7-1 400
CCC 2014-7-1 1300
ddd 2014-7-1 2400
AAA 2014-7-2 2400
BBB 2014-7-2 1300
CCC 2014-7-2 400
ddd 2014-7-2 150
转换成
日期 AAA bbb ccc ddd
2014-7-1 150 400 1300 2400
2014-7-2 2400 1300 400 150
------解决方案--------------------
----------------------------------------------------------------
-- Author :DBA_HuangZJ(發糞塗牆)
-- Date :2014-07-08 14:55:38
-- Version:
-- Microsoft SQL Server 2012 - 11.0.5058.0 (X64)
-- May 14 2014 18:34:29
-- Copyright (c) Microsoft Corporation
-- Enterprise Edition: Core-based Licensing (64-bit) on Windows NT 6.3 <X64> (Build 9600: ) (Hypervisor)
--
----------------------------------------------------------------
--> 测试数据：[huang]
if object_id('[huang]') is not null drop table [huang]
go
create table [huang]([姓名] varchar(3),[日期] datetime,[金额] int)
insert [huang]
select 'AAA','2014-7-1',150 union all
select 'BBB','2014-7-1',400 union all
select 'CCC','2014-7-1',1300 union all
select 'ddd','2014-7-1',2400 union all
select 'AAA','2014-7-2',2400 union all
select 'BBB','2014-7-2',1300 union all
select 'CCC','2014-7-2',400 union all
select 'ddd','2014-7-2',150
--------------开始查询--------------------------
declare @s nvarchar(4000)
set @s=''
Select @s=@s+','+quotename(姓名)+'=max(case when [姓名]='+quotename(姓名,'''')+' then [金额] else 0 end)'
from huang group by 姓名
exec('select [日期]'+@s+' from huang group by [日期]')
--select * from [huang]
----------------结果----------------------------
/*
日期 AAA BBB CCC ddd
----------------------- ----------- ----------- ----------- -----------
2014-07-01 00:00:00.000 150 400 1300 2400
2014-07-02 00:00:00.000 2400 1300 400 150
*/