Sciweavers

645 search results - page 63 / 129
» The Data Warehouse of Newsgroups
Sort
View
CHI
2001
ACM
14 years 9 months ago
Visualization components for persistent conversations
An appropriately designed interface to persistent, threaded conversations could reinforce socially beneficial behavior by prominently featuring how frequently and to what degree e...
Marc A. Smith, Andrew T. Fiore
DATASCIENCE
2008
79views more  DATASCIENCE 2008»
13 years 9 months ago
Report from the first Workshop on Extremely Large Databases
Industrial and scientific datasets have been growing enormously in size and complexity in recent years. The largest transactional databases and data warehouses can no longer be ho...
Jacek Becla, Kian-Tat Lim
SIGMOD
2011
ACM
248views Database» more  SIGMOD 2011»
12 years 11 months ago
Llama: leveraging columnar storage for scalable join processing in the MapReduce framework
To achieve high reliability and scalability, most large-scale data warehouse systems have adopted the cluster-based architecture. In this paper, we propose the design of a new clu...
Yuting Lin, Divyakant Agrawal, Chun Chen, Beng Chi...
JDWM
2006
178views more  JDWM 2006»
13 years 9 months ago
Improved Data Partitioning for Building Large ROLAP Data Cubes in Parallel
The pre-computation of data cubes is critical to improving the response time of On-Line Analytical Processing (OLAP) systems and can be instrumental in accelerating data mining ta...
Ying Chen, Frank K. H. A. Dehne, Todd Eavis, Andre...
DAWAK
2003
Springer
14 years 2 months ago
Performance Tests in Data Warehousing ETLM Process for Detection of Changes in Data Origin
In a data warehouse (DW) environment, when the operational environment does not posses or does not want to inform the data about the changes that occurred, controls have to be impl...
Rosana L. de B. A. Rocha, Leonardo Figueiredo Card...