just use
if itab1 gt itab.
" if itab's is bigger in case of no of record and if no. of record is same of all then data wil be compared.
endif.
gt(greater then).
also u can use.. lt(less then) , ge(greater then equal)
.. Chandra...
P.S.: if you don't want to use then you have to use Loop and inside it read table...