[Rd] Vector binding on harddisk

Greg Snow Greg.Snow at imail.org
Thu Feb 14 17:43:17 CET 2008

You may want to look at the SQLiteDF package, this allows you to put
your data into an SQLite database and treat that like a normal vector or
data frame inside of R.

Hope this helps,

Gregory (Greg) L. Snow Ph.D.
Statistical Data Center
Intermountain Healthcare
greg.snow at imail.org
(801) 408-8111

> -----Original Message-----
> From: r-devel-bounces at r-project.org 
> [mailto:r-devel-bounces at r-project.org] On Behalf Of _
> Sent: Thursday, February 14, 2008 4:32 AM
> To: r-devel at r-project.org
> Subject: [Rd] Vector binding on harddisk
> Hi all,
> Using big vectors (more than 4GB) is unfortunately not 
> possible under Windows or other OS's if not enough RAM exists.
> Could it be possible to implement an a new data type in R, 
> like a vector, but instead holding the information in memory, 
> the data lies on an file. If data is accessed, the data type 
> vector get the information automatically from the file.
> There is a package out there (named ff) but the accessed 
> boundary have to be declared by the user this is a disadvantage.
> Greetings.
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