create proc proc_stu --存储过程名
@CourseID varchar(10) --输入参数
as
select s.number,s.name,s.age,c.CourseName,t.score
from student s
inner join Sc t on s.Number = t.Number
inner join Course c on c.CourseId = t.CourseId
where c.CourseId = @CourseID
go
--调用
exec proc_stu 'c1' --c1为课程号