[R] Large Dataset

[Simon Pickett]

type

?memory

into R and that will explain what to do...

S
----- Original Message ----- 
From: "Edwin Sendjaja" <edwin7 at web.de>
To: <r-help at r-project.org>
Sent: Tuesday, January 06, 2009 11:41 AM
Subject: [R] Large Dataset


> Hi alI,
>
> I  have a 3.1 GB Dataset ( with  11 coloumns and lots data in int and 
> string).
> If I use read.table; it takes very long. It seems that my RAM is not big
> enough (overload) I have 3.2 RAM and  7GB SWAP, 64 Bit Ubuntu.
>
> Is there a best sultion to read a large data R? I have seen, that people
> suggest to use bigmemory package, ff. But it seems very complicated.  I 
> dont
> know how to start with that packages.
>
> i have tried to use bigmemory. But I got some kind of errors.  Then I gave 
> up.
>
>
> can someone give me an simple example how ot use ff or bigmemory?or maybe 
> re
> better sollution?
>
>
>
> Thank you in advance,
>
>
> Edwin
>
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