1125 search results - page 134 / 225 » Query Answering in Inconsistent Databases |
106
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ALT
2000
Springer
15 years 6 months ago
2000
Springer
A conjunctive query problem in relational database theory is a problem to determine whether or not a tuple belongs to the answer of a conjunctive query over a database. Here, a tup...
293
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SIGMOD
2006
ACM
16 years 2 months ago
2006
ACM
Given a dataset P and a preference function f, a top-k query retrieves the k tuples in P with the highest scores according to f. Even though the problem is well-studied in convent...
112
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GIS
2008
ACM
15 years 3 months ago
2008
ACM
In a geographical route search, given search terms, the goal is to find an effective route that (1) starts at a given location, (2) ends at a given location, and (3) travels via...
137
Voted
PVLDB
2010
15 years 25 days ago
2010
Ontology-based data access is a powerful form of extending database technology, where a classical extensional database (EDB) is enhanced by an ontology that generates new intensio...
208
Voted
VLDB
2005
ACM
16 years 2 months ago
2005
ACM
Abstract Declarative queries are proving to be an attractive paradigm for interacting with networks of wireless sensors. The metaphor that "the sensornet is a database" i...