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» Auditing SQL Queries
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BTW
2003
Springer
170views Database» more  BTW 2003»
15 years 3 months ago
Executing Nested Queries
Abstract: Optimization of nested queries, in particular finding equivalent “flattened” queries for queries that employ the SQL sub-query construct, has been researched extensiv...
Goetz Graefe
PODS
2001
ACM
145views Database» more  PODS 2001»
15 years 10 months ago
Optimization of Sequence Queries in Database Systems
The need to search for complex and recurring patterns in database sequences is shared by many applications. In this paper, we discuss how to express and support efficiently sophis...
Reza Sadri, Carlo Zaniolo, Amir M. Zarkesh, Jafar ...
CAISE
2006
Springer
15 years 1 months ago
Adaptive Query Formulation to Handle Database Evolution
Databases are continuously evolving environments, where design constructs are added, removed or updated quite often. Research has extensively dealt with the problem of database evo...
George Papastefanatos, Panos Vassiliadis, Yannis V...
ICDE
2009
IEEE
157views Database» more  ICDE 2009»
14 years 7 months ago
Query Rewrites with Views for XML in DB2
There is much effort to develop comprehensive support for the storage and querying of XML data in database management systems. The major developers have extended their systems to h...
Parke Godfrey, Jarek Gryz, Andrzej Hoppe, Wenbin M...
93
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OWLED
2008
14 years 11 months ago
Owlgres: A Scalable OWL Reasoner
Abstract. We present Owlgres, a DL-Lite reasoner implementation written for PostgreSQL, a mature open source database. Owlgres is an OWL reasoner that provides consistency checking...
Markus Stocker, Michael Smith