[R] How to read large file
ggrothendieck at gmail.com
Mon Mar 16 16:24:06 CET 2009
Example 6e of
shows how to use the sqldf package to read a sample of rows
from a file without reading the file itself into R.
On Mon, Mar 16, 2009 at 11:11 AM, Dongyan Song <yzhskdls at hotmail.com> wrote:
> Dear all,
> I want to read a 1.2 G file with 136,736,218 numbers with scan function, and
> then want make a histogram with those numbers, but it showed Error: cannot
> allocate vector of size 2.0 Gb. How can I import the file then?
> The version I used:
> R version 2.8.1 (2008-12-22)
> nsize vsize
> NA NA
> and the computer I use has 4G memory in total.
> Thank you very much!
> Dongyan Song
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