Sorry, seem to have replied by mistake to the poster and not to the list.
>________________________________ > From: Manos Petridis <egpetri...@yahoo.com> >To: BWS Johnson <abesottedphoe...@yahoo.com> >Sent: Monday, August 13, 2012 3:24 PM >Subject: Re: [Koha] Question on Z39.50 cross-format queries > > >Thank you for your welcome Brooke, and for your prompt reply. > >I do understand that my own installation can be either USMARC/MARC21 or >UNIMARC. What I was enquiring about is Z39.50 look-ups. Why I am puzzled: > >a) It it were simply a case of either/or, then why can I select the MARC >flavour of the various Z39.50 origins set up at my installation? What is the >reason to let koha know of the MARC flavour/dialect, if it not able to use the >data that each server sends? There must be some functionality behind the >dropbox selections, even if it only defines the query statement dialect. > >b) From What I can see in the data presented (in the MARC form window) it >sometimes is just a matter of mapping. For example, it seems that > >in SUTRS, information is stored in the following keys: >Title: 200 >Author: 700_a, 700_b, 701_a, 701_b...Editon >details 210 >Physical descrition: 215 >DDC*: 676_a >DDC description: 676_9 >Subjects: 606 > >in USMARC, information is stored in the following keys: >Title: 245 >Author: 700 >Editon details 260 >Physical descrition: 300 >DDC*: 082 (revision and Category) >Subjects: 650, 505 (fixed and free-form) >LCCN: 010 > >in UNIMARC, information is stored in the following keys: >Title: 200 >Author: 700, 701Editon details 210 >Physical descrition: 215 >DDC*: 676 (revision and >Category)Subjects: 606, 712 (fixed and free-form) > >This is what I meant when I wrote "I understand that both standards encode the >same more-or-less information, differently" in my original message. There are >bound to be differences, sure, but I'm looking for the gest in the MARC >records, not the details that frankly I don't even know what they represent. > >I understand that even the information retrieved via Z39.50 from same-flavour >installations, passes some kind of mapping, from the MARC record form to the >form of the various tables and fields/columns used by the >specific software/implementation, koha in our case. I expect therefore that it >would be a matter of utilising the appropriate mapping tables, as dictated by >the MARC setting of each Z39.50 origin, so that koha could make use of >"foreign" MARC records. >kind regards, >Manos Petridis--- > > > From: BWS Johnson <abesottedphoe...@yahoo.com> >To: "koha@lists.katipo.co.nz" <koha@lists.katipo.co.nz> >Sent: Monday, August 13, 2012 1:21 PM >Subject: Re: [Koha] Question on Z39.50 cross-format queries > > >>Salvete! >> >> Welcome to the Community. :) >> >> >>> Question: >>> I have selected USMARC/MARC21 as my installation's native format. This >>> serves nicely when I perform Z39.50 queries against many USMARC/MARC21 >>> sources. >>> On the other hand, when I perform Z39.50 queries against UNIMARC sources, I >>> don't get properly formatted results even though I have set-up those >>> sources >>> (origins) as UNIMARC in koha. >>> >>> I understand that both standards encode the same more-or-less information, >>> differently. >>> Therefore - if I understand correctly - koha would have to request from an >>> UNIMARC-only-capable source that they return UNIMARC-formatted results, and >>> koha >>> would need to map them - if and as possible - to the native format of my >>> installation, i.e. USMARC/MARC21. >>> >>> Apparently this doesn't happen. Is it normal? >> >> >> That is very normal. MARC21/UNIMARC is an either or standard selection. >>You may have MARC21 or you may have UNIMARC. To my knowledge, you may not >>have both. >> >> That said, when this last came up, I can see the point of wanting to be >>able to run both in parallel if you absolutely MUST have both. Suggestions >>for how to do that are here: >> >>http://koha.1045719.n5.nabble.com/Software-error-td5114149.html >> >>Cheers, >>Brooke >> >>_______________________________________________ >>Koha mailing list http://koha-community.org >>Koha@lists.katipo.co.nz >>http://lists.katipo.co.nz/mailman/listinfo/koha >> >> >> > > _______________________________________________ Koha mailing list http://koha-community.org Koha@lists.katipo.co.nz http://lists.katipo.co.nz/mailman/listinfo/koha