184 search results - page 19 / 37 » A new range query algorithm for Universal B-trees |
106
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VLDB
2000
ACM
15 years 3 months ago
2000
ACM
Strict consistency of replicated data is infeasible or not required by many distributed applications, so current systems often permit stale replication, in which cached copies of ...
CTRSA
2008
Springer
15 years 1 months ago
2008
Springer
We develop new algorithmic and cryptographic techniques for authenticating the results of queries over databases that are outsourced to an untrusted responder. We depart from previ...
WWW
2008
ACM
16 years 14 days ago
2008
ACM
In this paper, we formalize the problem of Basic Graph Pattern (BGP) optimization for SPARQL queries and main memory graph implementations of RDF data. We define and analyze the c...
190
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ICLP
2009
Springer
16 years 13 days ago
2009
Springer
Probabilistic logic programs (PLPs) define a set of probability distribution functions (PDFs) over the set of all Herbrand interpretations of the underlying logical language. When...
DOLAP
1999
ACM
15 years 4 months ago
1999
ACM
We consider a system in which many users run queries to examine subsets of a large object set. The object set is partitioned into files on tape. A single subset of objects will b...