Month-Year from Date

[#1]

Hi, I have a field OrderDate field, By this i have created the year, moth, Week

in this month i get 1 to 12 as a integer value

But i want YearMonth in

YearMonth

************

Jan-2012

Feb-2012.... and so on

how i can get this.

Please  help me

[#2]

Thank You Anand.. i try it also it's Working.