FreeTDS Development Group

["Michael Hudin" <hudin AT zoetrope.com>]

I've tried both of your's and Michael's approach and now instead of the out
of memory error, I just get a "segmentation fault".  It still only pulls out
the same amount of the file though.  Any ideas?

-michael

----- Original Message -----
From: "Brian Bruns" <camber AT ais.org>
To: "TDS Development Group" <freetds AT franklin.oit.unc.edu>
Sent: Tuesday, May 14, 2002 4:02 PM
Subject: [freetds] Re: Large Text and Image Files


>
> There is a conf file setting to do this, 'text size = xxx'.  The only
> reason I haven't made it default (besides lack of time) is that Sybase
> actually works. It's a one line change to config.c though, and hopefully
> I'll apply it once I work through some pending patch sets.
>
> Brian
>
> On 14 May 2002, Michael Peppler wrote:
>
> > On Tue, 2002-05-14 at 15:32, Michael Hudin wrote:
> > > Okay, so I'm going crazy trying to get my Linux server to properly
pull
> > > out large files from the database.  I'm using Redhat 7.2 with Perl
5.6.1,
> > > freetds 0.53, and DBD Sybase.  The system is accessing a NT 4.0 SP6
system
> > > with MSSQL Server 7 SP4 on it.
> > >
> > > For some reason I've not been able to get the system to use TDS 7.0.
It
> > > seems to run fine with 4.2 (but with the aforementioned problem) but
if I
> > > set it 7.0 in the freetds.conf file, it simply won't pull any of the
> > > information from the database at all and gives an "out of memory"
error
> > > which I find peculiar.  Anyone know anything about this?
> >
> > MSSQL defaults the TEXTSIZE value to 2GB. So DBD::Sybase (and/or
> > FreeTDS) when it sees a TEXT or IMAGE datatype column will get a size
> > value of 2GB, and will try to allocate that much memory...
> >
> > You can reduce that with a
> >
> > $dbh->do("set textsize <some reasonable value>");
> >
> > Maybe FreeTDS should issue this by default to enable the normal default
> > behavior of textsize set to 32k...
> >
> > (or maybe DBD::Sybase should do this - but this isn't necessary for
> > Sybase databases...)
> >
> > Michael
> >
>
>
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