学生各门课程成绩统计SQL语句大全(面试题)

SET ANSI_NULLS ONGOSET QUOTED_IDENTIFIER ONGOSET ANSI_PADDING ONGOCREATE TABLE [dbo].[stuscore]
( [name] [varchar](50)   COLLATE Chinese_PRC_CI_AS   NULL,
[subject] [varchar](50)   COLLATE Chinese_PRC_CI_AS   NULL,
[score] [int]   NULL,
[stuid] [int]    NULL)
ON [PRIMARY]
GO
SET ANSI_PADDING OFF

insert into dbo.stuscore values ('张三','数学',89,1)；
insert into dbo.stuscore values ('张三','语文',80,1)；
insert into dbo.stuscore values ('张三','英语',70,1)；
insert into dbo.stuscore values ('李四','数学',90,2)；
insert into dbo.stuscore values ('李四','语文',70,2)；
insert into dbo.stuscore values ('李四','英语',80,2)；

declare @s nvarchar(1000)
set @s=''
select @s =@s+','+name+'('+convert(nvarchar(10),score)+'分)' from
stuscore where subject='数学'
set @s=stuff(@s,1,1,' ')print '数学:'+@s