[Bioperl-l] About handleing the UniGene database file

[Jason Stajich]

depends on whether or not large file support is compiled into perl

% perl -V
look for USE_LARGE_FILES

Alternatives include using 'cat' and '|' to pipe the data into your
application.

On Thu, 3 Jul 2003, darson wrote:

> Hi,
>    I tried to grep the wanted info from a Hs.seq.all (Human unigene sequence
> file in fasta form from NCBI ftp site, larger than
> 3 Gb) but failed. I wrote a script in Perl to use "open" function to handle
> this file as FILEHANDLE for further bioperl processing.
> However it response that "this file is too large to  open", something like
> that. My problem is whether the 2Gb document
> limitation still exist in Perl Ver. 5.6.1? Or the limitation is from Linux,
> or more other reasons? My environment is Linux
> RH 7.3, 1Gb ram. Any suggestions will be appreciated!  Thanks!
>
>
>
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--
Jason Stajich
Duke University
jason at cgt.mc.duke.edu