Example 6e of http://code.google.com/p/sqldf/#Example_6._File_Input
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 <yzhsk...@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: >> sessionInfo() > R version 2.8.1 (2008-12-22) > i686-pc-linux-gnu >> mem.limits() > nsize vsize > NA NA > and the computer I use has 4G memory in total. > > Thank you very much! > > Dongyan Song > > > -- > View this message in context: > http://www.nabble.com/How-to-read-large-file-tp22540291p22540291.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
