219 search results - page 14 / 44 » Intensional Query Answering: An Application of Partial Evalu... |
113
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ISMIS
2000
Springer
15 years 3 months ago
2000
Springer
A top-down query processing method for first order deductive databases under the disjunctive well-founded semantics (DWFS) is presented. The method is based upon a characterisation...
ICDE
2007
IEEE
15 years 6 months ago
2007
IEEE
User-defined preferences allow personalized ranking of query results. A user provides a declarative specification of his/her preferences, and the system is expected to use that ...
172
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SIGMOD
2009
ACM
15 years 12 months ago
2009
ACM
Existing keyword-search systems in relational databases require users to submit a complete query to compute answers. Often users feel "left in the dark" when they have l...
175
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SIGMOD
2007
ACM
15 years 12 months ago
2007
ACM
Query processing over graph-structured data is enjoying a growing number of applications. Keyword search on a graph finds a set of answers, each of which is a substructure of the ...
PVLDB
2008
14 years 11 months ago
2008
Current skyline evaluation techniques assume a fixed ordering on the attributes. However, dynamic preferences on nominal attributes are more realistic in known applications. In or...