Encyclopedia of Database Systems

2018 Edition
| Editors: Ling Liu, M. Tamer Özsu


  • Michael RysEmail author
Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-8265-9_792


Extensible markup language; XML 1.0


The Extensible Markup Language or XML for short is a markup definition language defined by a World Wide Web Consortium Recommendation that allows annotating textual data with tags to convey additional semantic information. It is extensible by allowing users to define the tags themselves.

Historical Background

XML was developed as a simplification of the ISO Standard General Markup Language (SGML) in the mid 1990s under the auspices of the World Wide Web Consortium (W3C). Some of the primary contributors were Jon Bosak of Sun Microsystems (the working group chair), Tim Bray (then working at Textuality and Netscape), Jean Paoli of Microsoft, and C. Michael Sperberg-McQueen of then the University of Chicago. Initially released as a version 1.0 W3C recommendation on 10 Feb. 1998, XML has undergone several revisions since then. The latest XML 1.0 recommendation edition is the fourth edition as of this writing. A fifth edition is...

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Recommended Reading

  1. 1.
    Namespaces in XML 1.0, latest edition. Available at: http://www.w3.org/TR/xml-names.
  2. 2.
    Wikipedia entry for XML. Available at: http://en.wikipedia.org/wiki/XML.
  3. 3.
    XML 1.0 information Set, latest edition. Available at: http://www.w3.org/TR/xml-infoset.
  4. 4.
    XML 1.0 recommendation, latest edition. Available at: http://www.w3.org/TR/xml.
  5. 5.
    XML 1.1 recommendation, latest edition. Available at: http://www.w3.org/TR/xml11.

Copyright information

© Springer Science+Business Media, LLC, part of Springer Nature 2018

Authors and Affiliations

  1. 1.Microsoft CorporationSammamishUSA

Section editors and affiliations

  • Sihem Amer-Yahia
    • 1
  1. 1.Laboratoire d'Informatique de GrenobleCNRS and LIGGrenobleFrance