how do you group rows by category in V3.0
hi all,
since last update of numbers (V3.0) it does not seem posssible to group rows by categories or I may have missed something. I have browsed online manual, looking for 'category' but nothing matched my request.
Does anyone knows how to group rows by categories?
thanks in advance
iMac (21.5-inch Mid 2011), OS X Mavericks (10.9)