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The European Library: opportunities for new services. Theo van Veen, Koninklijke Bibliotheek. Search and Retrieve via URLs (SRU). With SRU clients/portals can be written as a simple HTML page with javascript and XSL.
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The European Library: opportunities for new services Theo van Veen, Koninklijke Bibliotheek
Search and Retrieve via URLs (SRU) With SRU clients/portals can be written as a simple HTML page with javascript and XSL. • Initiative from Z39.50 implementers group to offer a low barrier alternative to Z39.50 • Searching via: base-URL ? request with standard syntax • Response: XML conform standard schema • Example URL: http//krait.kb.nl/cgi-zoek/srw.pl?query=porbase&maximumRecords=1 Demo Open Archive Forum, Lissabon, 5-7 december 2002
Mapping functions with metadata Open Archive Forum, Lissabon, 5-7 december 2002
Search: most fields contribute record retrieval (presentation,harvesting, linking) : record-id identification (retrieve object): identifier description (of object): title, author, subject, description linking (locate services): identifier, relation, source multilingual service (translation): title, description, subject authority service (find main entries): author, subject, type collection level: descriptive elements, target address, type navigation (between hierarchy levels): identifier, relation authorisation (permission criteria): rights administration (trace usage): dates, record-id software requirements (e.g.preservation): description copy cataloguing: all fields document ordering: identifier, record-id Functions and services Functions require metadata ; the presence of metadata should generate access to services. demo Open Archive Forum, Lissabon, 5-7 december 2002