Encyclopedia of Database Systems

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

Content-and-Structure Query

  • Thijs Westerveld
Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-8265-9_79

Synonyms

CAS query; CO+S query

Definition

A content-and-structure query is a formulation of an information need in XML retrieval or, more generally, in semi-structured text retrieval that includes explicit information about the structure of the desired result.

Key Points

Content-and-structure query is a term from semi-structured text retrieval, used predominantly for XML retrieval. The term refers to a specific way of querying a structured document collection. In addition to describing the (topical) content of the desired result, content-and-structure queries include explicit hints about the structure of the desired result or the structure of the context it appears in. Content-and-structure queries are useful for users who have knowledge about the collection structure and want to express the precise structure of the information they are after. For example, they can express the granularity of the desired results, e.g., return sectionsabout architecture, or they can express the...

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Recommended Reading

  1. 1.
    Amer-Yahia S, Lalmas M. XML search: languages, INEX and scoring. ACM SIGMOD Rec. 2006;35(4):16–23.CrossRefGoogle Scholar
  2. 2.
    Trotman A, Sigurbjörnsson B. Narrowed extended xpath i (NEXI). In: Fuhr N, Lalmas M, Malik S, Szlavik Z, editors. Advances in XML Information Retrieval: Third International Workshop of the Initiative for the Evaluation of XML Retrieval, INEX 2004, Dagstuhl Castle, 6–8 Dec 2004. Revised Selected Papers, Vol. 3493. Berlin/Heidelberg/New York: Springer; 2005. GmbH. http://www.springeronline.com/3-540-26166-4.CrossRefGoogle Scholar

Copyright information

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

Authors and Affiliations

  1. 1.Teezir Search SolutionsEdeNetherlands

Section editors and affiliations

  • Jaap Kamps
    • 1
  1. 1.University of AmsterdamAmsterdamNetherlands