[R] Limit on number of Rows when reading R dataset

Prof Brian Ripley ripley at stats.ox.ac.uk
Tue Dec 2 10:20:41 CET 2008

Take a look at your dataset at around that row.  Perhaps you have an 
unmatched quote?

The limit on the number of rows of a data frame is far larger than 100,000 
(2^31-1, but you will run out of address space on a 32-bit platform before 
that - see ?"Memory-limits").

On Tue, 2 Dec 2008, Harsh wrote:

> Hello,
> I am trying to read a dataset with 100,000 rows and around 365 columns
> into R, using read.table/read.csv.
> In Windows XP, with R 32 bit, I am able to read only 15266 rows and
> not more than that.
> I tried the same in R running in Ubuntu and it does the same and reads
> only 15266 rows.
> Using the nrows paramter i can read rows less than 15266, but when i
> used a value larger than 15266, it reads only 15266 nevertheless.
> Thank you for your patience and responses.
> Regards
> Harsh Singhal
> Bangalore, India

Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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