Sciweavers

1119 search results - page 198 / 224
» Single View Metrology
Sort
View
SIGMOD
2008
ACM
103views Database» more  SIGMOD 2008»
15 years 9 months ago
XArch: archiving scientific and reference data
Database archiving is important for the retrieval of old versions of a database and for temporal queries over the history of data. We demonstrate XArch, a management system for ma...
Heiko Müller, Ioannis Koltsidas, Peter Bunema...
146
Voted
SIGMOD
2007
ACM
124views Database» more  SIGMOD 2007»
15 years 9 months ago
Querying xml with update syntax
This paper investigates a class of transform queries proposed by XQuery Update [6]. A transform query is defined in terms of XML update syntax. When posed on an XML tree T, it ret...
Wenfei Fan, Gao Cong, Philip Bohannon
SIGMOD
2007
ACM
219views Database» more  SIGMOD 2007»
15 years 9 months ago
Efficient exploitation of similar subexpressions for query processing
Complex queries often contain common or similar subexpressions, either within a single query or among multiple queries submitted as a batch. If so, query execution time can be imp...
Jingren Zhou, Johann Christoph Freytag, Per-Å...
SIGMOD
2003
ACM
127views Database» more  SIGMOD 2003»
15 years 9 months ago
Cache-and-Query for Wide Area Sensor Databases
Webcams, microphones, pressure gauges and other sensors provide exciting new opportunities for querying and monitoring the physical world. In this paper we focus on querying wide ...
Amol Deshpande, Suman Kumar Nath, Phillip B. Gibbo...
EDBT
2006
ACM
266views Database» more  EDBT 2006»
15 years 9 months ago
From Analysis to Interactive Exploration: Building Visual Hierarchies from OLAP Cubes
We present a novel framework for comprehensive exploration of OLAP data by means of user-defined dynamic hierarchical visualizations. The multidimensional data model behind the OLA...
Svetlana Vinnik, Florian Mansmann