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FQAS
2006
Springer
186views Database» more  FQAS 2006»
13 years 10 months ago
Project-Join-Repair: An Approach to Consistent Query Answering Under Functional Dependencies
Consistent query answering is the term commonly used for the problem of answering queries on databases that violate certain integrity constraints. We address this problem for univ...
Jef Wijsen
ICDE
2007
IEEE
173views Database» more  ICDE 2007»
14 years 7 months ago
Accelerating Profile Queries in Elevation Maps
Elevation maps are a widely used spatial data representation in geographical information systems (GIS). Paths on elevation maps can be characterized by profiles, which describe re...
Feng Pan, Wei Wang 0010, Leonard McMillan
ICDT
2009
ACM
135views Database» more  ICDT 2009»
14 years 1 months ago
Repair checking in inconsistent databases: algorithms and complexity
Managing inconsistency in databases has long been recognized as an important problem. One of the most promising approaches to coping with inconsistency in databases is the framewo...
Foto N. Afrati, Phokion G. Kolaitis
AINA
2007
IEEE
14 years 16 days ago
Grid-Aware Evaluation of Regular Path Queries on Spatial Networks
Regular path queries (RPQs), expressed as regular expressions over the alphabet of database edge-labels, are commonly used for guided navigation of graph databases. While convenie...
Zhuo Miao, Dan C. Stefanescu, Alex Thomo
SSD
2005
Springer
110views Database» more  SSD 2005»
13 years 11 months ago
The Islands Approach to Nearest Neighbor Querying in Spatial Networks
Xuegang Huang, Christian S. Jensen, Simonas Salten...