Sciweavers

6740 search results - page 159 / 1348
» Querying Databases with Taxonomies
Sort
View
GIS
2009
ACM
15 years 11 months ago
In-network query processing in mobile P2P databases
The in-network query processing paradigm in sensor networks postulates that a query is routed among sensors and collects the answers from the sensors on its trajectory. It works f...
Bo Xu, Fatemeh Vafaee, Ouri Wolfson
CIDR
2003
109views Algorithms» more  CIDR 2003»
15 years 8 months ago
SkyQuery: A Web Service Approach to Federate Databases
Traditional science searched for new objects and phenomena that led to discoveries. Tomorrow's science will combine together the large pool of information in scientific archi...
Tanu Malik, Alexander S. Szalay, Tamas Budavari, A...
SUM
2007
Springer
16 years 19 days ago
The Consistency Extractor System: Querying Inconsistent Databases Using Answer Set Programs
Abstract. We present the Consistency Extractor System (ConsEx) that uses answer set programming to compute consistent answers to first-order queries posed to relational databases ...
Mónica Caniupán Marileo, Leopoldo E....
SIGMOD
2001
ACM
124views Database» more  SIGMOD 2001»
16 years 6 months ago
Query Optimization In Compressed Database Systems
Over the last decades, improvements in CPU speed have outpaced improvements in main memory and disk access rates by orders of magnitude, enabling the use of data compression techn...
Zhiyuan Chen, Johannes Gehrke, Flip Korn
PET
2010
Springer
15 years 10 months ago
Privacy-Preserving Queries over Relational Databases
We explore how Private Information Retrieval (PIR) can help users keep their sensitive information from being leaked in an SQL query. We show how to retrieve data from a relational...
Femi G. Olumofin, Ian Goldberg