select distinct substring(name,1,1) from stamps ,color_master,np_master where color_master.color_code=stamps.color_code and color_master.color='Orange' and stamps.serial_no='0339' and np_master.np_code=stamps.np_code and np_master.np='A' order by substring(name,1,1)
IndianPost
Color >> Orange >> Serial >> Serial Number >> 0339 >> Currency >> A >> Alpha >>