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» Querying continuous functions in a database system
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INFOSCALE
2009
ACM
14 years 7 days ago
CAWA: Continuous Approximate Where-About Queries
With the current proliferation of wireless networks and mobile device technologies, the management of moving object databases to facilitate queries over these domains has been exte...
Alexander J. Aved, Kien A. Hua, Antoniya Petkova
VLDB
2007
ACM
128views Database» more  VLDB 2007»
14 years 1 months ago
A genetic approach for random testing of database systems
Testing a database engine has been and continues to be a challenging task. The space of possible SQL queries along with their possible access paths is practically unbounded. Moreo...
Hardik Bati, Leo Giakoumakis, Steve Herbert, Aleks...
VLDB
2003
ACM
113views Database» more  VLDB 2003»
14 years 7 months ago
PSoup: a system for streaming queries over streaming data
Recent work on querying data streams has focused on systems where newly arriving data is processed and continuously streamed to the user in real time. In many emerging applications...
Sirish Chandrasekaran, Michael J. Franklin
SIGMOD
2011
ACM
176views Database» more  SIGMOD 2011»
12 years 10 months ago
Sharing work in keyword search over databases
An important means of allowing non-expert end-users to pose ad hoc queries — whether over single databases or data integration systems — is through keyword search. Given a set...
Marie Jacob, Zachary G. Ives
DBPL
1997
Springer
87views Database» more  DBPL 1997»
13 years 11 months ago
Incremental Recomputation of Recursive Queries with Nested Sets and Aggregate Functions
We examine the power of incremental evaluation systems that use an SQL-like language for maintaining recursively-de ned views. We show that recursive queries such as transitive clo...
Leonid Libkin, Limsoon Wong