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if(object_id('person') is not null) drop table person
create table person(name varchar(10),status varchar(10))
insert into person
select '小张','普通员工' union all
select '小张', '组长' union all
select '小二','经理' union all
select '小三','老板' union all
select '小三','员工'
if(object_id('GetPositionByName') is not null) drop function GetPositionByName
go
create function GetPositionByName(@name varchar(10))
returns varchar(10)
as
begin
declare @position varchar(10)
set @position = ''
select @position = @position + ',' + isnull(status,'') from person where name = @name
select @position = stuff(@position,1,1,'')
return(@position)
end
select name,dbo.GetPositionByName(name) status from person group by name
select b.name,
case when b.name='СÕÅ' then concat(b.status1,b.status2) end status ,
case when b.name='СÈý' then concat(b.status4,b.status5) end status,
case when b.name='С¶þ' then b.status3 end status
from
(select t.name,
max(case when t.name='СÕÅ' and t.rn=1 then status else 'null' end) status1,
max(case when t.name='СÕÅ' and t.rn=2 then status else 'null' end) status2,
max(case when t.name='С¶þ' and t.rn=1 then status else 'null' end) status3,
max(case when t.name='СÈý' and t.rn=1 then status else 'null' end) status4,
max(case when t.name='СÈý' and t.rn=2 then status else 'null' end) status5
from
(select row_number() over(partition by name order by status) rn,t4.*
from t4) t group by name) b
--> 测试数据:[TB]
if object_id('[TB]') is not null drop table [TB]
create table [TB]([name] varchar(4),[status] varchar(8))
insert [TB]
select '小张','普通员工' union all
select '小张','组长' union all
select '小二','经理' union all
select '小三','老板' union all
select '小三','员工'
select * from [TB]
select [name], [values]=stuff((select ','+[status] from tb t where [name]=tb.[name] for xml path('')), 1, 1, '')
from tb
group by [name]
/*
name values
---- ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
小二 经理
小三 老板,员工
小张 普通员工,组长
(3 行受影响)
*/
drop table tb
--> 数据库版本:
--> Microsoft SQL Server 2008 (RTM) - 10.0.1600.22
--> 测试数据:[TB]
IF EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[TB]')
AND type in (N'U'))
DROP TABLE [TB]
GO
---->建表
create table [TB]([name] varchar(4),[status] varchar(8))
insert [TB]
select '小张','普通员工' union all
select '小张','组长' union all
select '小二','经理' union all
select '小三','老板' union all
select '小三','员工'
GO
SELECT a.name,
status =stuff((
select ','+convert(varchar(20),status) FROM [TB] WHERE name = a.name for xml path(''))
,1,1,'')
FROM [TB] a
group by a.name
SELECT a.name,
status =STUFF(REPLACE(REPLACE(
(select status
FROM [TB]
where name = a.name
FOR XML AUTO
), '<TB status="', ','), '"/>', ''), 1, 1, '')
FROM [TB] a
group by a.name
--> 查询结果
SELECT * FROM [TB]
--> 删除表格
--DROP TABLE [TB]
--> 数据库版本:
--> Microsoft SQL Server 2008 (RTM) - 10.0.1600.22
--> 测试数据:[TB]
IF EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[TB]')
AND type in (N'U'))
DROP TABLE [TB]
GO
---->建表
create table [TB]([name] varchar(4),[status] varchar(8))
insert [TB]
select '小张','普通员工' union all
select '小张','组长' union all
select '小二','经理' union all
select '小三','老板' union all
select '小三','员工'
GO
SELECT a.name,
status =stuff((
select ','+convert(varchar(20),status) FROM [TB] WHERE name = a.name for xml path(''))
,1,1,'')
FROM [TB] a
group by a.name
--> 查询结果
SELECT * FROM [TB]
--> 删除表格
--DROP TABLE [TB]
IF OBJECT_ID('A') IS NOT NULL
DROP TABLE A
GO
CREATE TABLE A
(
NAME VARCHAR(20),
STATU VARCHAR(50)
)
GO
INSERT INTO A
SELECT '小张','普通员工'
UNION ALL
SELECT '小张','组长'
UNION ALL
SELECT '小二','经理'
UNION ALL
SELECT '小三','老板'
UNION ALL
SELECT '小三','员工'
GO
SELECT DISTINCT NAME,RIGHT(STATUS,LEN(STATUS)-1)
FROM
(
SELECT *,
STATUS=(SELECT ','+LTRIM(STATU) FROM A WHERE NAME=T.NAME FOR XML PATH(''))
FROM A T
) A
GO