Sciweavers

VLDB
2002
ACM
264views Database» more  VLDB 2002»
13 years 11 months ago
Viator - A Tool Family for Graphical Networking and Data View Creation
Web-based data sources, particularly in Life Sciences, grow in diversity and volume. Most of the data collections are equipped with common document search, hyperlink and retrieval...
Stephan Heymann, Katja Tham, Axel Kilian, Gunnar W...
VLDB
2002
ACM
83views Database» more  VLDB 2002»
13 years 11 months ago
Searching on the Secondary Structure of Protein Sequences
In spite of the many decades of progress in database research, surprisingly scientists in the life sciences community still struggle with inefficient and awkward tools for queryin...
Laurie Hammel, Jignesh M. Patel
VLDB
2002
ACM
106views Database» more  VLDB 2002»
13 years 11 months ago
Efficient Algorithms for Processing XPath Queries
Our experimental analysis of several popular XPath processors reveals a striking fact: Query evaluation in each of the systems requires time exponential in the size of queries in ...
Georg Gottlob, Christoph Koch, Reinhard Pichler
VLDB
2002
ACM
198views Database» more  VLDB 2002»
13 years 11 months ago
A New Passenger Support System for Public Transport using Mobile Database Access
We have been developing a mobile passenger support system for public transport. Passengers can make their travel plans and purchase necessary tickets by accessing databases via th...
Koichi Goto, Yahiko Kambayashi
VLDB
2002
ACM
95views Database» more  VLDB 2002»
13 years 11 months ago
How to Summarize the Universe: Dynamic Maintenance of Quantiles
Anna C. Gilbert, Yannis Kotidis, S. Muthukrishnan,...
VLDB
2002
ACM
126views Database» more  VLDB 2002»
13 years 11 months ago
Plan Selection Based on Query Clustering
Query optimization is a computationally intensive process, especially for complex queries. We present here a tool, called PLASTIC, that can be used by query optimizers to amortize...
Antara Ghosh, Jignashu Parikh, Vibhuti S. Sengar, ...
VLDB
2002
ACM
122views Database» more  VLDB 2002»
13 years 11 months ago
Lightweight Flexible Isolation for Language-based Extensible Systems
Safe programming languages encourage the development of dynamically extensible systems, such as extensible Web servers and mobile agent platforms. Although protection is of utmost...
Laurent Daynès, Grzegorz Czajkowski
VLDB
2002
ACM
73views Database» more  VLDB 2002»
13 years 11 months ago
Foundation Matters
C. J. Date
VLDB
2002
ACM
83views Database» more  VLDB 2002»
13 years 11 months ago
Progressive Merge Join: A Generic and Non-blocking Sort-based Join Algorithm
Jens-Peter Dittrich, Bernhard Seeger, David Scot T...
VLDB
2002
ACM
143views Database» more  VLDB 2002»
13 years 11 months ago
SQL Memory Management in Oracle9i
Complex database queries require the use of memory-intensive operators like sort and hashjoin. Those operators need memory, also referred to as SQL memory, to process their input ...
Benoît Dageville, Mohamed Zaït