Sciweavers

835 search results - page 33 / 167
» Structural Recursion as a Query Language
Sort
View
ICDE
1998
IEEE
104views Database» more  ICDE 1998»
14 years 10 months ago
Representing and Querying Changes in Semistructured Data
Semistructured data may be irregular and incomplete and does not necessarily conform to a fixed schema. As with structured data, it is often desirable to maintain a history of cha...
Sudarshan S. Chawathe, Serge Abiteboul, Jennifer W...
DEXA
2004
Springer
180views Database» more  DEXA 2004»
14 years 2 months ago
Algebra-to-SQL Query Translation for Spatio-Temporal Databases
Although many spatio-temporal conceptual models has been proposed in the last years, users must express their queries on the underlying physical data structures. In the context of ...
Mohammed Minout, Esteban Zimányi
ICDT
2007
ACM
105views Database» more  ICDT 2007»
14 years 2 months ago
Optimization of Query Plans in the presence of Access Limitations
We consider the problem of querying data sources that have limited capabilities and can thus only be accessed by complying with certain binding patterns for their attributes. This ...
Andrea Calì, Diego Calvanese, Davide Martin...
ECCB
2005
IEEE
14 years 2 months ago
A query language for biological networks
Many areas of modern biology are concerned with the management, storage, visualization, comparison, and analysis of networks. For instance, networks are used to model signal trans...
Ulf Leser
SIGMOD
1999
ACM
136views Database» more  SIGMOD 1999»
14 years 1 months ago
Query Rewriting for Semistructured Data
We address the problem of query rewriting for TSL, a language for querying semistructured data. We develop and present an algorithm that, given a semistructured query q and a set ...
Yannis Papakonstantinou, Vasilis Vassalos