create table Marks 
(
	 RecordID int IDENTITY,
	 C1 int, 
	 C2 int ,
	 C3 int, 
	 C4 int,
	 C5 int,
	 C6 int

)

go

declare @c1 int, @c2 int, @c3 int, @c4 int, @c5 int, @c6 int, @row int

set @row = 0


while @row < 20
begin	
	set @row = @row + 1

	set @c1 = round(rand()*10, 0) 
	set @c2 = round(rand()*10, 0) 
	set @c3 = round(rand()*10, 0) 
	set @c4 = round(rand()*10, 0) 
	set @c5 = round(rand()*10, 0) 
	set @c6 = round(rand()*10, 0) 

	insert into Marks 
		values	(@c1, @c2, @c3, @c4, @c5, @c6)
end

go
create table Column_mark 
( id int IDENTITY, 
	name varchar(20)
)

go

insert into Column_mark
values ('К-1'), ('К-2'), ('К-3'), ('К-4'), ('К-5'), ('К-6')