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» Querying Complex Structured Databases
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ICDE
2007
IEEE
107views Database» more  ICDE 2007»
14 years 9 months ago
Robust Heuristics for Scalable Optimization of Complex SQL Queries
Gopal Chandra Das, Jayant R. Haritsa
ISCI
2008
93views more  ISCI 2008»
13 years 7 months ago
Safety, domain independence and translation of complex value database queries
This paper considers the theory of database queries on the complex value data model with external functions. Motivated by concerns regarding query evaluation, we first identify re...
Hong-Cheu Liu, Jeffrey Xu Yu, Weifa Liang
VLDB
1993
ACM
73views Database» more  VLDB 1993»
13 years 12 months ago
A Model of Methods Access Authorization in Object-oriented Databases
Object-oriented databases are a recent and important development and many studies of them have been performed. These consider aspects such as data modeling, query languages, perfo...
Nurit Gal-Oz, Ehud Gudes, Eduardo B. Fernán...
PODS
2003
ACM
116views Database» more  PODS 2003»
14 years 8 months ago
The complexity of XPath query evaluation
Georg Gottlob, Christoph Koch, Reinhard Pichler
CIKM
2009
Springer
13 years 11 months ago
Semantic queries in databases: problems and challenges
Supporting semantic queries in relational databases is essential to many advanced applications. Recently, with the increasing use of ontology in various applications, the need for...
Lipyeow Lim, Haixun Wang, Min Wang