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» Efficiency of Nested Relational Document Database Systems
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SIGMOD
2008
ACM
122views Database» more  SIGMOD 2008»
16 years 1 months ago
Building query optimizers for information extraction: the SQoUT project
Text documents often embed data that is structured in nature. This structured data is increasingly exposed using information extraction systems, which generate structured relation...
Alpa Jain, Panagiotis G. Ipeirotis, Luis Gravano
DASFAA
2010
IEEE
176views Database» more  DASFAA 2010»
15 years 1 months ago
Efficient Database-Driven Evaluation of Security Clearance for Federated Access Control of Dynamic XML Documents
Achieving data security over cooperating web services is becoming a reality, but existing XML access control architectures do not consider this federated service computing. In this...
Erwin Leonardi, Sourav S. Bhowmick, Mizuho Iwaihar...
BTW
1993
Springer
193views Database» more  BTW 1993»
15 years 5 months ago
Query Optimization in an OODBMS
It is clearly crucial for the success of object-oriented databases to find effiĆ cient implementations that improve on the performance of relational sysĆ tems, rather than being...
Christian Rich, Marc H. Scholl
SEMWEB
2010
Springer
14 years 11 months ago
Optimizing Enterprise-Scale OWL 2 RL Reasoning in a Relational Database System
OWL 2 RL was standardized as a less expressive but scalable subset of OWL 2 that allows a forward-chaining implementation. However, building an enterprise-scale forward-chaining ba...
Vladimir Kolovski, Zhe Wu, George Eadon
DOCENG
2009
ACM
14 years 11 months ago
Relating declarative hypermedia objects and imperative objects through the NCL glue language
This paper focuses on the support provided by NCL (Nested Context Language) to relate objects with imperative code content and declarative hypermedia-objects (objects with declara...
Luiz Fernando Gomes Soares, Marcelo Ferreira Moren...