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PVLDB
2008
104views more  PVLDB 2008»
15 years 6 months ago
Scalable multi-query optimization for exploratory queries over federated scientific databases
The diversity and large volumes of data processed in the Natural Sciences today has led to a proliferation of highlyspecialized and autonomous scientific databases with inherent a...
Anastasios Kementsietsidis, Frank Neven, Dieter Va...
ICDE
2011
IEEE
273views Database» more  ICDE 2011»
14 years 10 months ago
Shortcut selection in RDF databases
—An increasing amount of data produced nowadays is in RDF format. While significant work has been performed on view selection and query optimization algorithms in relational dat...
Vicky Dritsou, Panos Constantopoulos, Antonios Del...
VLDB
2001
ACM
127views Database» more  VLDB 2001»
16 years 6 months ago
Efficiently publishing relational data as XML documents
: XML is rapidly emerging as a standard for exchanging business data on the World Wide Web. For the foreseeable future, however, most business data will continue to be stored in re...
Jayavel Shanmugasundaram, Eugene J. Shekita, Rimon...
JUCS
2006
116views more  JUCS 2006»
15 years 6 months ago
Extension of CQL over Dynamic Databases
: CQL, Continuous Query Language is suitable for data stream queries. Sometimes it is better if the queries operate on relational databases and data streams simultaneously. The exe...
Antal Buza
ADBIS
2006
Springer
139views Database» more  ADBIS 2006»
15 years 10 months ago
Xeek: An Efficient Method for Supporting XPath Evaluation with Relational Databases
We introduce Xeek, a method for managing XML documents using relational databases. Most previous proposals in which the XPath axes are evaluated using only the pre- and postorder n...
Olli Luoma