Re: [R] How to load a big txt file

From: michael watson (IAH-C) <michael.watson_at_bbsrc.ac.uk>
Date: Thu, 07 Jun 2007 10:53:49 +0100

Erm... Is that a typo? Are we really talking 23800 rows and 49 columns? Because that doesn't seem that many....

-----Original Message-----
From: r-help-bounces_at_stat.math.ethz.ch
[mailto:r-help-bounces_at_stat.math.ethz.ch] On Behalf Of ssls sddd Sent: 07 June 2007 10:48
To: r-help_at_stat.math.ethz.ch
Subject: Re: [R] How to load a big txt file

Dear Chung-hong Chan,

Thanks! Can you recommend a text editor for splitting? I used UltraEdit and TextPad but did not find they can split files.

Sincerely,

Alex

On 6/6/07, Chung-hong Chan <chainsawtiney_at_gmail.com> wrote:
>
> Easy solution will be split your big txt files by text editor.
>
> e.g. 5000 rows each.
>
> and then combine the dataframes together into one.
>
>
>
> On 6/7/07, ssls sddd <ssls.sddd_at_gmail.com> wrote:
> > Dear list,
> >
> > I need to read a big txt file (around 130Mb; 23800 rows and 49
columns)
> > for downstream clustering analysis.
> >
> > I first used "Tumor <- read.table("Tumor.txt",header = TRUE,sep =
"\t")"
> > but it took a long time and failed. However, it had no problem if I
just
> put
> > data of 3 columns.
> >
> > Is there any way which can load this big file?
> >
> > Thanks for any suggestions!
> >
> > Sincerely,
> > Alex
> >
> > [[alternative HTML version deleted]]
> >
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R-help_at_stat.math.ethz.ch 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_at_stat.math.ethz.ch 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. Received on Thu 07 Jun 2007 - 10:19:19 GMT

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