[Net-z3950] Problems using Net-Z3950-ZOOM

Vijendra Singh Purohit vs.purohit at gmail.com
Tue Nov 25 15:03:06 CET 2008


Thanks guys! This definitely reduces some debugging on my part :) Back to
the call center now!

Thanks,
Vijendra.

On Tue, Nov 25, 2008 at 8:26 AM, Heiko Jansen <jansen at hbz-nrw.de> wrote:

>
> Am Dienstag, den 25.11.2008, 12:32 +0000 schrieb Mike Taylor:
>
> > And I am quite sure
> > that there are no arbitrary 1000-record limits in those!
>
> Yeah, that's what I believe, too, and the reason why I thought that the
> problem was on the target side.
>
> >  > > My query now is, is there some option in z39.50 protocol, that I
> >  > > might be missing, where we can specify number of records on
> >  > > server side?
> >  >
> >  > None that I know about.
> >
> > No, there is no way in the protocol to tell the server not to do this,
> > for the very good reason that it never occurred to the protocol
> > designers that a server ever _would_ do such a thing.  It would be
> > like having a facility in HTTP to say "don't truncate long pages to 10
> > Kb".  Sorry, but the server is Just Plain Broken.
>
> In terms of protocol support: yes.
> But it might have been done on purpose to prevent clients from
> automatically downloading whole databases or very large parts of them...
>
> Heiko
>
>
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