Functionality supported by SRU includes defining a standard query grammar for complex interoperable searching, the ability to specify the format of the documents returned and the mime-type of the response. SRU includes a capability to allow client software to query the server for functionality, include a complex description of the databases being searched.
OCLC Research has been actively involved in the development of an appropriate successor to Z39.50 for over a decade. This work, part of our Infrastructure and Standards Support theme, is summarized on the SRW/U activity page.
Work on SRU in OASIS began in June of 2007 and was progressed entirely by teleconference.
OASIS is a not-for-profit consortium that drives the development, convergence and adoption of open standards for the global information society. It was founded in 1993 as "SGML Open."
SRW/U – OCLC Research activity page
SRU: Search/Retrieval via URL – Standard Home Page
OASIS – Organization for the Advancement of Structured Information Standards
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Related links SRW/U – OCLC Research activity page