i believe ff has a dataframe class. as for your object data im less clear.
how big is it
On Oct 18, 2012 12:45 PM, "Alexander Shenkin" <ashenkin@ufl.edu> wrote:

> Hi Folks,
>
> I've been bumping my head against the 4GB limit for 32-bit R.  I can't
> go to 64-bit R due to package compatibility issues (ROBDC - possible but
> painful, xlsReadWrite - not possible, and others).  I have a number of
> big dataframes whose columns all sorts of data types - factor,
> character, integer, etc.  I run and save models that keep copies of the
> modeled data inside the model objects as well (mle2 objects, to be
> specific).
>
> I'm searching for a way to cache some of these dataframes and objects to
> virtual memory (I think I'm using the right terminology...).  I've read
> around, and while bigmemory and ff and the like would likely suit my
> purposes if I were just dealing with numeric matricies, I'm dealing with
> dataframes and objects.
>
> Any thoughts would be greatly appreciated!
>
> Thanks,
> Allie
>
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