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Date:         Sun, 25 May 2003 13:53:17 +0100
Reply-To:     "Z39.50 Next-Generation Initiative" <[log in to unmask]>
Sender:       "Z39.50 Next-Generation Initiative" <[log in to unmask]>
From:         Robert Sanderson <[log in to unmask]>
Subject:      Re: SRW/SRU and Metasearch products
Comments: To: "Z39.50 Next-Generation Initiative" <[log in to unmask]>
Comments: cc: [log in to unmask]
In-Reply-To:  <[log in to unmask]>
Content-Type: TEXT/PLAIN; charset=US-ASCII

On Sun, 25 May 2003, Adam Dickmeiss wrote: > On Sat, May 24, 2003 at 11:02:10PM -0400, LeVan,Ralph wrote: > > I am opposed to multi-database stuff. As I understand it, the content > > These sound like serious folks with specific requirements and a commitment > > to serious code. Make them do real z39.50. > With SRW and HTTP keepalive the mechanics becomes equivalent. Could you write up a quick summary of how this works and any advantages/disadvantages? I think it'd be really useful for the rest of us, and for any new implementers. > For SRW, we already have the notation of a database and is using > the HTTP path. That has two drawbacks: > 1) can only specify one resource. > 2) is bound to HTTP (SOAP can operate on a varity of protocols) The W in SRW is Web (or Web Service), after all, but it is true that SOAP isn't dependant on HTTP as the protocol. On the other hand, the database is specified as a URI rather than an HTTP path, I thought ... if I had an FTP protocol SOAP server, I could have a database at ftp://srw.o-r-g.org/pub/moo/ in much the same way as I could have it at http://srw.o-r-g.org:8080/l5r/ (Though that does bring up a question of modeling in Zeerex, I admit) (SRF: Search/Retrieve over FTP? :)) I can see that Matthew's music searching database, which IIRC can't match quickly enough to be able to respond before an http timeout, would benefit from SOAP over email. But are there any SOAP libs for protocols other than HTTP or possibly FTP? Would it actually be useful to to decouple SRW from http? I don't see the other protocols being used, either with SRW or really much else. Rob -- ,'/:. Rob Sanderson ([log in to unmask]) ,'-/::::. http://www.o-r-g.org/~azaroth/ ,'--/::(@)::. Special Collections and Archives, extension 3142 ,'---/::::::::::. Twin Cathedrals: telnet: liverpool.o-r-g.org 7777 ____/:::::::::::::. WWW: http://liverpool.o-r-g.org:8000/ I L L U M I N A T I


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