[R] How to read HUGE data sets?
landronimirc at gmail.com
Fri Feb 29 14:27:21 CET 2008
On 2/28/08, Gabor Grothendieck <ggrothendieck at gmail.com> wrote:
> The sqldf package can read a subset of rows and columns (actually any
> sql operation)
> from a file larger than R can otherwise handle. It will automatically
> set up a temporary
> SQLite database for you, load the file into the database without going
> through R and
> extract just the data you want into R and then automatically delete
> the database. All this
> can be done in 2 lines of code.
Is it realistic to use this approach for datasets as big as 30-40 GB?
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