Sciweavers

1706 search results - page 6 / 342
» Functions of a Web Warehouse
Sort
View
PCI
2001
Springer
14 years 29 days ago
The Opsis Project: Materialized Views for Data Warehouses and the Web
Abstract. The real world we live in is mostly perceived through an incredibly large collection of views generated by humans, machines, and other systems. This is the view reality. ...
Nick Roussopoulos, Yannis Kotidis, Alexandros Labr...
VLDB
1999
ACM
159views Database» more  VLDB 1999»
14 years 23 days ago
Aggregation Algorithms for Very Large Compressed Data Warehouses
Many efficient algorithms to compute multidimensional aggregation and Cube for relational OLAP have been developed. However, to our knowledge, there is nothing to date in the lite...
Jianzhong Li, Doron Rotem, Jaideep Srivastava
IEEECIT
2005
IEEE
14 years 2 months ago
Effectively Maintaining Single View Consistency in Web Warehouses
Web warehouse provides high availability and efficiency by utilizing materialized webviews, which should be refreshed in time to keep freshness. During the refreshing, the consis...
Yan Zhang, Xiangdong Qin
CIDR
2007
156views Algorithms» more  CIDR 2007»
13 years 10 months ago
Column Stores for Wide and Sparse Data
While it is generally accepted that data warehouses and OLAP workloads are excellent applications for column-stores, this paper speculates that column-stores may well be suited fo...
Daniel J. Abadi
SIGMOD
1998
ACM
271views Database» more  SIGMOD 1998»
13 years 8 months ago
Towards On-Line Analytical Mining in Large Databases
Great e orts have been paid in the Intelligent Database Systems Research Lab for the research and development of e cient data mining methods and construction of on-line analytical...
Jiawei Han