Date:         Fri, 23 May 2003 19:10:28 +0200
Reply-To:     "Z39.50 Next-Generation Initiative" <[log in to unmask]>
Sender:       "Z39.50 Next-Generation Initiative" <[log in to unmask]>
From:         Sebastian Hammer <[log in to unmask]>
Subject:      Re: SRW/SRU and Metasearch products
Comments: To: "Z39.50 Next-Generation Initiative" <[log in to unmask]>,
          [log in to unmask]
In-Reply-To:  <[log in to unmask]>
Content-Type: text/plain; charset="us-ascii"; format=flowed

This fails if

a) You want to hit different dbs with different queries

and/or (and this is the tougher one)

b) You want individual hit-counts rather than a single count, as was
assumed in Z39.50 (at least without additional search info)

--Sebastian

At 14:53 23-05-2003 +0100, Matthew Dovey wrote:
> > The Search Options paper also addresses this concern.  The desire is
> > to search multiple databases with a single XML query.
>
>If this is to optimise a query against multiple databases on a single
>server, it sounds like these "databases" would probably be really a single
>database with some kind of partitioning.
>
>What would be wrong with having a database index in CQL for doing this (and
>hasn't this been discussed before?)
>
>Matthew

--
Sebastian Hammer, Index Data <http://www.indexdata.dk/>
Ph: +45 3341 0100, Fax: +45 3341 0101