Journal article
Complexity of answering counting aggregate queries over DL - Lite
- Abstract:
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The ontology based data access model assumes that users access data by means of an ontology, which is often described in terms of description logics. As a consequence, languages for managing ontologies now need algorithms not only to decide standard reasoning problems, but also to answer database-like queries. However, fundamental database aggregate queries, such as the ones using functions COUNT and COUNT DISTINCT, have received very little attention in this context, and even defining approp...
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- Publication status:
- Published
- Peer review status:
- Peer reviewed
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(Author's original, pdf, 557.5KB)
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- Publisher copy:
- 10.1016/j.websem.2015.05.003
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Authors
Funding
+ Engineering and Physical Sciences Research Council
More from this funder
Grant:
EP/J017728/1
EP/G049165/1
Bibliographic Details
- Publisher:
- Elsevier Publisher's website
- Journal:
- Journal of Web Semantics Journal website
- Volume:
- 33
- Pages:
- 94-111
- Publication date:
- 2015-05-29
- DOI:
- EISSN:
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1873-7749
- ISSN:
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1570-8268
- Source identifiers:
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550198
Item Description
- Keywords:
- Pubs id:
-
pubs:550198
- UUID:
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uuid:1407507b-7a5d-46de-9237-f0b79cf11cf8
- Local pid:
- pubs:550198
- Deposit date:
- 2015-12-21
Terms of use
- Copyright holder:
- Elsevier
- Copyright date:
- 2015
- Notes:
- Copyright © 2015 Elsevier B.V. All rights reserved.
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