[JDEV] XDB search

temas temas at box5.net
Tue Sep 25 19:59:56 CDT 2001

Probably referring to me since you used my XDB++, and I think I'm the
only person to use that so far ;-)

It's still a conceptual thing, and I would love to have design talks
around it.  Anyone really interested in this should probably join the
jablein dev list.  I would also like people to ponder if XPath is
enough, or if you really need the full and complex XQuery.  Just a


On Tue, 2001-09-25 at 08:36, Robert Norris wrote:
> > Duh, I wasn't thinking here.  I still need a mechanism to pass to xdb a
> > search parameter, like the filter to do the search in LDAP, or the actual
> > e-mail address to search on.  Sooo, I pose the same question about adding an
> > xdb search to the already coded xdb set, and xdb get.  Am I the only one
> > that thinks this would be a good idea?  Input from anyone.
> I thought about doing something like this. The problem is that the XDB
> is designed as a layer that hides the details of the backend
> implementation. So what would the search string look like? For LDAP, its
> a filter. For an SQL backend, it might be a certain SELECT query. There's
> no easy way to do it without knowing something about the backend.
> What would be really good, though a significant development effort,
> would be an implementation of something like XML Query (see
> http://www.w3.org/XML/Query). I haven't looked into this in any depth,
> but it is quite interesting. I will do some reading.
> I am also aware of some new Data Management components (aka XDB++) in
> the works, though I'm not aware of their capabilities. Perhaps one of
> the developers on this project would like to give an overview of whats
> different?
> Regards,
> Rob.

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