Encyclopedia of Database Systems

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

Dewey Decimal System

  • Prasenjit MitraEmail author
Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-8265-9_877


Dewey decimal classification


The Dewey Decimal Classification (DDC) System is a system primarily used in libraries to classify books. In general, the system claims to provide a set of categories for all human knowledge. The system consists of a hierarchy of classes. At the top level, there are ten main classes, that are divided into 100 divisions which are sub-divided into 1,000 sections. The system was conceived by Melvil Dewey in 1873 and published in 1876. DDC uses Arabic numerals to number the classes and explicates the semantics of a class and its relation to other classes.

Key Points

Since its first publication in 1876 by Melvil Dewey [2], the Dewey Decimal Classification (DDC) has been updated to accommodate changes to the body of human knowledge. The current version, DDC 22, was published in mid-2003 [3] (http://www.oclc.org/dewey/versions/ddc22print/). Currently, the Online Computer Library Center (OCLC) (http://www.oclc.org) of Dublin Ohio owns the...

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Recommended Reading

  1. 1.
    Chan LM. Dewey decimal classification: a practical guide. Albany: Forest; 1994.Google Scholar
  2. 2.
    Dewey M. Dewey; decimal classification and relative index for libraries, clippings, notes. Boston: Library Bureau; 1891.Google Scholar
  3. 3.
    Mitchell JS. Summaries DDC 22: Dewey decimal classification. Dublin: OCLC; 2003.Google Scholar

Copyright information

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

Authors and Affiliations

  1. 1.The Pennsylvania State UniversityUniversity ParkUSA

Section editors and affiliations

  • Amr El Abbadi
    • 1
  1. 1.Dept. of Computer ScienceUC Santa BarbaraSanta BarbaraUSA