SELECT  name ,value = ( STUFF(( SELECT    ',' + valueFROM      AWHERE     name = Test.nameFORXML PATH('')), 1, 1, '') )
FROM    A AS Test
GROUP BY name;

SELECT STUFF('abcdef', 2, 3, 'ijklmn'); 

SELECT a.[name],b.[value]
FROM (SELECT [name],[value]=CAST('<v>'+REPLACE([value],',','</v><v>')+'</v>' AS xml) FROM tb) a
OUTER APPLY (SELECT [value]=T.C.value('.','varchar(50)') FROM a.[value].nodes('/v') AS T(C)) b

IF OBJECT_ID('tb') IS NOT NULL DROP TABLE tbgoCREATE TABLE tb(姓名 VARCHAR(10),课程 VARCHAR(10),分数 INT)INSERT INTO tb VALUES('张三','语文',74)INSERT INTO tb VALUES('张三','数学',83)INSERT INTO tb VALUES('张三','物理',93)INSERT INTO tb VALUES('李四','语文',74)INSERT INTO tb VALUES('李四','数学',84)INSERT INTO tb VALUES('李四','物理',94)goSELECT * FROM tb

SELECT 姓名,max(CASE 课程 WHEN '语文' THEN 分数 ELSE 0 end)语文,max(CASE 课程 WHEN '数学' THEN 分数 ELSE 0 end)数学,max(CASE 课程 WHEN '物理' THEN 分数 ELSE 0 end)物理FROM tbGROUP BY 姓名

SELECT  *
FROM    tb PIVOT( MAX(分数) FOR 课程 IN ( 语文, 数学, 物理 ) ) a;

--使用stuff()DECLARE @sql VARCHAR(8000)SET @sql=''  --初始化变量@sqlSELECT @sql=@sql+','+课程 FROM tb GROUP BY 课程 --变量多值赋值SET @sql=stuff(@sql,1,1,'')--去掉首个','SET @sql='select * from tb pivot (max(分数) for 课程 in ('+@sql+'))a'exec(@sql)--或使用isnull()DECLARE @sql VARCHAR(8000)SELECT @sql=isnull(@sql+',','')+课程 FROM tb GROUP BY 课程           SET @sql='select * from tb pivot (max(分数) for 课程 in ('+@sql+'))a'exec(@sql)

SELECT 姓名,max(CASE 课程 WHEN '语文' THEN 分数 ELSE 0 end)语文,max(CASE 课程 WHEN '数学' THEN 分数 ELSE 0 end)数学,max(CASE 课程 WHEN '物理' THEN 分数 ELSE 0 end)物理,sum(分数)总分,cast(avg(分数*1.0)AS DECIMAL(18,2))平均分FROM tbGROUP BY 姓名

DECLARE @sql VARCHAR(500)SET @sql='select 姓名'SELECT @sql=@sql+',max(case 课程 when '''+课程+''' then 分数 else 0 end)['+课程+']'from(SELECT DISTINCT 课程 FROM tb)aSET @sql=@sql+',sum(分数) 总分,cast(avg(分数*1.0) as decimal(18,2)) 平均分 from tb group by 姓名'exec(@sql)

SELECT m.*,n.总分,n.平均分from(SELECT * FROM tb pivot(max(分数)FOR 课程 IN(语文,数学,物理))a)m,(SELECT 姓名,sum(分数) 总分,cast(avg(分数*1.0)AS DECIMAL(18,2))平均分FROM tbGROUP BY 姓名)nWHERE m.姓名=n.姓名

--使用stuff()--DECLARE @sql VARCHAR(8000)SET @sql=''  --初始化变量@sqlSELECT @sql=@sql+','+课程 FROM tb GROUP BY 课程 --变量多值赋值--同select @sql = @sql + ','+课程from (select distinct课程from tb)aSET @sql=stuff(@sql,1,1,'')--去掉首个','SET @sql='select m.* , n.总分,n.平均分 from(select * from (select * from tb) a pivot (max(分数) for 课程 in ('+@sql+')) b) m ,(select 姓名,sum(分数) 总分, cast(avg(分数*1.0) as decimal(18,2))平均分 from tb group by 姓名) nwhere m.姓名= n.姓名'exec(@sql)--或使用isnull()DECLARE @sql VARCHAR(8000)SELECT @sql=isnull(@sql+',','')+课程 FROM tb GROUP BY 课程SET @sql='select m.* , n.总分, n.平均分 from(select * from (select * from tb) a pivot (max(分数) for 课程 in ('+@sql+')) b) m ,(select 姓名,sum(分数)总分, cast(avg(分数*1.0) as decimal(18,2))平均分 from tb group by 姓名) nwhere m.姓名= n.姓名'exec(@sql)

IF OBJECT_ID('tb')IS NOT NULL DROP TABLE tbgoCREATE TABLE tb(姓名 VARCHAR(10),语文 INT,数学 INT,物理 INT)INSERT INTO tb VALUES('张三',74,83,93)INSERT INTO tb VALUES('李四',74,84,94)goSELECT * FROM tbgo

--SQL SERVER 2000静态SQL。SELECT * FROM(SELECT 姓名,课程='语文',分数=语文 FROM tbUNION ALLSELECT 姓名,课程='数学',分数=数学 FROM tbUNION ALLSELECT 姓名,课程='物理',分数=物理 FROM tb) tORDER BY 姓名,CASE 课程 WHEN '语文' THEN 1 WHEN '数学' THEN 2 WHEN '物理' THEN 3 end

--SQL SERVER 2000动态SQL。--调用系统表动态生态。DECLARE @sql VARCHAR(8000)SELECT @sql=isnull(@sql+' union all ','')+' select 姓名, [课程]='+quotename(Name,'''')+' , [分数] = '+quotename(Name)+' from tb'FROM syscolumnsWHERE Name!='姓名' AND ID=object_id('tb')--表名tb，不包含列名为姓名的其他列ORDER BY colidexec(@sql+' order by 姓名')go

--SQL SERVER 2005动态SQLSELECT 姓名,课程,分数 FROM tb unpivot (分数 FOR 课程 IN([语文],[数学],[物理])) t

--SQL SERVER 2005动态SQLDECLARE @sql NVARCHAR(4000)SELECT @sql=isnull(@sql+',','')+quotename(Name)FROM syscolumnsWHERE ID=object_id('tb')AND Name NOT IN('姓名')ORDER BY ColidSET @sql='select 姓名,[课程],[分数] from tb unpivot ([分数] for [课程] in('+@sql+'))b'exec(@sql)