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» Chase of Recursive Queries
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CCIA
2008
Springer
13 years 9 months ago
On Partial Deduction and Conversational Agents
Agents are situated autonomous entities that perceive and act in their environment, and communicate with other agents. An agent usually starts a conversation by querying another a...
M. Mariela Morveli-Espinoza, Josep Puyol-Gruart
DBPL
2005
Springer
93views Database» more  DBPL 2005»
13 years 9 months ago
On the Expressive Power of XQuery Fragments
XQuery is known to be a powerful XML query language with many bells and whistles. For many common queries we do not need all the expressive power of XQuery. We investigate the eff...
Jan Hidders, Stefania Marrara, Jan Paredaens, Roel...
IJCAI
1997
13 years 8 months ago
Efficiently Executing Information-Gathering Plans
Themost costly aspect of gathering information over the Internet is that of transferring data over the networkto answer the user’s query. Wemaketwo contributions in this paperth...
Marc Friedman, Daniel S. Weld
IS
2008
13 years 7 months ago
On the expressibility of functions in XQuery fragments
XQuery is a powerful XML query language with many features and syntactic constructs. For many common queries we do not need all the expressive power of XQuery. We investigate the ...
Jan Hidders, Stefania Marrara, Jan Paredaens, Roel...
SIGMOD
2006
ACM
126views Database» more  SIGMOD 2006»
14 years 7 months ago
Declarative networking: language, execution and optimization
The networking and distributed systems communities have recently explored a variety of new network architectures, both for applicationlevel overlay networks, and as prototypes for...
Boon Thau Loo, Tyson Condie, Minos N. Garofalakis,...