Sciweavers

6740 search results - page 340 / 1348
» Querying Databases with Taxonomies
Sort
View
SIGMOD
2010
ACM
161views Database» more  SIGMOD 2010»
15 years 4 months ago
Query recommendation in digital libraries using OLAP
Query suggestion is well-known to enhance the user's search for relevant documents. In this work, we propose a novel technique that emulates a human skill when searching or e...
Carlos Garcia-Alvarado, Carlos Ordonez, Zhibo Chen...
193
Voted
SIGMOD
2010
ACM
174views Database» more  SIGMOD 2010»
15 years 1 months ago
The SIGMOD 2010 programming contest a distributed query engine
We report on the second annual ACM SIGMOD programming contest, which consisted in building an efficient distributed query engine on top of an in-memory index. This article is co-a...
Clément Genzmer, Volker Hudlet, Hyunjung Pa...
CSMR
2008
IEEE
16 years 1 months ago
Hecataeus: A What-If Analysis Tool for Database Schema Evolution
Databases are continuously evolving environments, where design constructs are added, removed or updated rather often. Small changes in the database configurations might impact a l...
George Papastefanatos, Fotini Anagnostou, Yannis V...
DASFAA
2007
IEEE
153views Database» more  DASFAA 2007»
16 years 1 months ago
Interval-Focused Similarity Search in Time Series Databases
Similarity search in time series databases usually deals with comparing entire time series objects or subsequence search. In this paper, we formalize the notion of interval-focused...
Johannes Aßfalg, Hans-Peter Kriegel, Peer Kr...
DEXA
2007
Springer
89views Database» more  DEXA 2007»
16 years 1 months ago
Storing Multidimensional XML Documents in Relational Databases
Abstract. The problem of storing and querying XML data using relational databases has been considered a lot and many techniques have been developed. MXML is an extension of XML sui...
Nikolaos Fousteris, Manolis Gergatsoulis, Yannis S...