SQL Convert column to row

Question

My table has the following columns:

A  |  B  |  C  |  D  |  E  |  F  

I want to displays this as follow:

MyColumn  |  MyCol         


        

Answer 1

select A as [Col 1], B as [Col 2] from table
union all 
select C,D from table 
union all 
select E,F from table