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  • From: Vladimir Maximenko <mvu AT wplus.net>
  • To: TDS Development Group <freetds AT franklin.oit.unc.edu>
  • Subject: Re: Troubles with fetching NULL result
  • Date: Wed, 11 Apr 2001 16:07:25 +0400 (MSD)



I solve thit trouble yet just by cleaning buffer.
Thank you.
--========== The best regards ============--

Vladimir U. Maximenko

mailto: mvu AT wplus.net

On Wed, 11 Apr 2001, Mark J. Lilback wrote:

> >I work with freetds 0.51 to connect SyBase 11.9.2 from FreeBSD station.
> >I have one trouble. when I try to get result with NULL field value in
> >selectstatement, I receave after
> >dbbind(dbproc,i+1,STRINGBIND,-1,(BYTE*) varbuff[i]) previos record's value
> >
> >May somebody help me in this case? How can I get NULL value? Ya, in sqsh
> >it work perfectly!
>
> You need to use dbnullbind to bind an indicator value for NULLs. I
> also clear all my buffers at the top of the loop (actually just set
> the first byte to zero) so that I don't see the previous value in the
> debugger.
>
> --
>
> __________________________________________________________________________
> "The best assumption to have
> Mark J. Lilback is that any commonly held
> <mark AT lilback.com> belief is wrong." -- Ken Olsen,
> http://www.lilback.com/ founder, Digital Equip. Corp.
>
> ---
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