SQL Server把某个字段的数据用一条语句转换成字符串

name
a
b
c
d

a*b*c*d*

declare @test table( namevarchar(10))
 insert into @testvalues('a'),('b'),('c'),('d');
                            
 select distinct
(select cast(name asvarchar(2))+'*'from @test for xml path(''))as name from @test

 (4 row(s) affected)
name
--------------------------------------------------
a*b*c*d*
(1 row(s) affected)