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» Location-aware Query Processing and Optimization
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CIKM
2005
Springer
15 years 3 months ago
Towards estimating the number of distinct value combinations for a set of attributes
Accurately and efficiently estimating the number of distinct values for some attribute(s) or sets of attributes in a data set is of critical importance to many database operation...
Xiaohui Yu, Calisto Zuzarte, Kenneth C. Sevcik
CLOUD
2010
ACM
15 years 2 months ago
A self-organized, fault-tolerant and scalable replication scheme for cloud storage
Failures of any type are common in current datacenters, partly due to the higher scales of the data stored. As data scales up, its availability becomes more complex, while differe...
Nicolas Bonvin, Thanasis G. Papaioannou, Karl Aber...
OTM
2007
Springer
15 years 3 months ago
Parallelizing Tableaux-Based Description Logic Reasoning
Practical scalability of Description Logic (DL) reasoning is an important premise for the adoption of OWL in a real-world setting. Many highly efficient optimizations for the DL ta...
Thorsten Liebig, Felix Müller
VLDB
2002
ACM
168views Database» more  VLDB 2002»
15 years 9 months ago
Anatomy of a native XML base management system
Abstract. Several alternatives to manage large XML document collections exist, ranging from file systems over relational or other database systems to specifically tailored XML base...
Thorsten Fiebig, Sven Helmer, Carl-Christian Kanne...
BTW
2009
Springer
136views Database» more  BTW 2009»
15 years 25 days ago
Index Challenges in Native XML Database Systems
Today, more and more enterprises process XML data, many of them already in XML database systems. Once systems start to grow in size, scalability becomes an issue. One of the core o...
Henrik Loeser, Matthias Nicola, Jana Fitzgerald