查询语句请教，高手进。。。。。。。。。。。
员工表：
员工号，员工姓名
部门表：
部门号，部门名称
员工、部门关联表：
部门号，员工号
如果我想新建一个视图，显示如下信息：
部门名称 员工1 员工2 员工3
那么该视图的select语句应该如何写啊？

select
[解决办法]

create table #emp
(empid varchar(10),
 empname varchar(20)
)
create table #dept
(deptid varchar(10),
 deptname varchar(20)
)
create table #EDRelation
(empid varchar(10),
 deptid varchar(10)
)

insert into #emp values('001','aa')
insert into #emp values('002','bb')
insert into #emp values('003','cc')
insert into #emp values('004','dd')
insert into #emp values('005','EE')
insert into #emp values('006','FF')

insert into #dept values('IT1','it')
insert into #dept values('AC1','ac')
insert into #dept values('CW1','CW')


insert into #EDRelation values('001','IT1')
insert into #EDRelation values('002','IT1')
insert into #EDRelation values('003','AC1')
insert into #EDRelation values('004','CW1')
insert into #EDRelation values('005','CW1')
insert into #EDRelation values('006','IT1')


IF OBJECT_ID('TEMPDB..#DUAL') IS NOT NULL
DROP TABLE #DUAL
select * ,'员工'+编号 as 员工编号
into #dual
from (
SELECT  convert(varchar(10),ROW_NUMBER() OVER(PARTITION BY #DEPT.DEPTID ORDER BY #EMP.EMPID ))AS 编号,
 #emp.*,#dept.*from #emp,#dept, #EDRelation
where #emp.empid=#EDRelation.empid 
and #dept.deptid=#EDRelation.deptid)a


declare @sql varchar(8000)
set @sql = 'select deptname '
select @sql = @sql + ' , max(case 编号 when ''' + 编号 + ''' then empname else '''' end) '''+员工编号+''''
from (select distinct 编号,员工编号  from #dual) as a
set @sql = @sql + ' from #dual group by deptname'
exec(@sql) 

[解决办法]
create table employee (empno int identity primary key,ename varchar(20))
create table dept (deptno int identity primary key ,dname varchar(20))
create table dept_employee (id int identity primary key ,deptno int ,empno int)

insert into dept(dname)
select '研发部' union
select '销售部' union
select '工程部'

insert into employee( ename)
select '张三' union
select '李四' union
select '王五' union
select '八斤' union

select '九两'



insert into dept_employee(deptno,empno)
select 1 ,1 union
select 1,2 union
select 1,3 union
select 2,4 union
select 3 ,5

select * from dept
select * from employee
select * from dept_employee

select dname,ename,ROW_NUMBER() over(partition by dname order by ename) as empno
from dept d,employee e ,dept_employee de
where d.deptno=de.deptno
and e.empno=de.empno


--效果1：
--工程部八斤,九两,李四
--销售部王五
--研发部张三

select dname,ename,ROW_NUMBER() over(partition by dname order by ename) as empno
into #test
from dept d,employee e ,dept_employee de
where d.deptno=de.deptno
and e.empno=de.empno

select dname,left(ename,len(ename)-1)
from(
select dname,(select ename+',' from #test t1 where t1.dname=t.dname for xml path ('')) as ename
from #test t
group by dname)t2

drop table #test
go


--效果2：
--工程部八斤九两李四
--销售部王五
--研发部张三

select dname,ename,ROW_NUMBER() over(partition by dname order by ename) as bh
into #test
from dept d,employee e ,dept_employee de
where d.deptno=de.deptno
and e.empno=de.empno
declare @sql nvarchar(1024);
set @sql = 'select dname '
select @sql = @sql + ' , max(case bh when ''' +CAST(bh as varchar(10))+ ''' then ename else '''' end) '''+'employee'+CAST(bh as varchar(10))+''''
from (select distinct bh from #test) t
set @sql = @sql + ' from #test group by dname'
print @sql
exec(@sql)
drop table #test

go